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Doubles in session


Current system
21238+4710
A 765 CD


Nearby doubles
23' : 21258+4658
OL 221

32' : 21247+4640
KPP1079

34' : 21263+4732
TDT2966

36' : 21256+4741
ES 679

42' : 21254+4633
SKF1392

42' : 21204+4733
A 762

46' : 21282+4713
ES 1171AB

48' : 21241+4623
TOI1324

51' : 21242+4801
SKF2397

52' : 21246+4801
HJ 1644AB

53' : 21259+4622
ES 1170AB

56' : 21278+4748
ES 680

57' : 21291+4727
TDS1130

60' : 21212+4804
ES 678

60' : 21240+4611
SKF1391

63' : 21297+4732
A 767

65' : 21292+4629
ES 1274AB

66' : 21185+4747
HJ 1635AB

67' : 21304+4717
ES 516

71' : 21170+4704
COU2437

71' : 21254+4818
ES 1102AB

72' : 21303+4740
COU2440

75' : 21296+4626
HDS3059

75' : 21311+4701
CLZ 80

77' : 21306+4742
ES 824

78' : 21282+4607
TDT2981



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21238+4710 A 765 CD

 
 
21h 23m 51.16s +47° 10' 16.6" P.A. 345.00 sep 5.9 mag 14.00,14.50
 
 
Coord 2000 21238+4710 Discov num A   765 Comp CD Coord arcsec 2000 21 23 51.16 +47 10 16.6
Date first 1904 Date last 2015 Obs 9
Pa first 330 Pa last 344.5 P.A. Now (θ) 344.5°
Sep first 6.4 Sep last 5.855 Sep. Now (ρ) 5.855"
Mag pri 14.00 Mag sec 14.50 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +015 Sec motion ra +008
Pri motion dec -029 Sec motion dec -002
Notes
rPM=0.854
This double is not physical.
 
 
21238+4710 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 203938 50792 21 23 50 +47 09 52 A 765 AB 2016 24 22 0.6 9.02 7.33 1.69
Show 50792 21 23 50 +47 09 52 A 765 AB,C 2003 5 22 26.4 7.12 14.00 6.88
Show 21 23 51 +47 10 17 A 765 CD 2015 9 345 5.9 14.00 14.50 0.50 <===
Quadruple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1972509811412093440
 
 
WDS 21238+4710 A 765 CD : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
A__1895 Ma - Aitken, R.G. 1895PASP....7..305A
A__1895 PASP 7, 305, 1895 (most data also in A__1914d) 1914PLicO..12....1A
A__1896a Ma - Aitken, R.G. 1896AJ.....17...27A
A__1896a AJ 17, 27, 1896 (most data also in A__1914d) 1914PLicO..12....1A
A__1896b Ma - Aitken, R.G. 1896AN....142...77A
A__1896b AN 142, 77, 1896 (all data also in A__1896a) 1896AJ.....17...27A
A__1896c Ma - Aitken, R.G. 1896PASP....8..286A
A__1896c PASP 8, 286, 1896
A__1896d Ma - Aitken, R.G. 1896PASP....8..314A
A__1896d PASP 8, 314, 1896 (all data also in A__1896a) 1896AJ.....17...27A
A__1897a Ma - Aitken, R.G. 1897AN....142..161A
A__1897a AN 142, 161, 1897 (all data also in A__1896a) 1896AJ.....17...27A
A__1897b Ma - Aitken, R.G. 1897AJ.....17...76A
A__1897b AJ 17, 76, 1897 (all data also in A__1914d) 1914PLicO..12....1A
A__1897c Ma - Aitken, R.G. 1897AJ.....18...56A
A__1897c AJ 18, 56, 1897 (all data also in A__1914d) 1914PLicO..12....1A
A__1897d Ma j Aitken, R.G. 1897AN....145..129A
A__1897d AN 145, 129, 1897 (most data also in A__1914d) 1914PLicO..12....1A
A__1898a Ma - Aitken, R.G. 1898AJ.....18..128A
A__1898a AJ 18, 128, 1898 (all data also in other refs)
A__1898b Ma j Aitken, R.G. 1898AJ.....18..161A
A__1898b AJ 18, 161, 1898 (most data also in other refs)
A__1898b (erratum AJ 18, 180, 1898) 1898AJ.....18..180A
A__1899 Ma - Aitken, R.G. 1899PASP...11..128A
A__1899 PASP 11, 128, 1899
A__1899b Ma j Aitken, R.G. 1899AN....150..113A
A__1899b AN 150, 113, 1899
A__1900a Ma - Aitken, R.G. 1900AN....152..161A
A__1900a AN 152, 161, 1900
A__1900b Ma - Aitken, R.G. 1900AN....153..369A
A__1900b AN 153, 369, 1900
A__1900c Ma - Aitken, R.G. 1900PASP...12..127A
A__1900c PASP 12, 127, 1900 (all data also in A__1900b) 1900AN....153..369A
A__1900d Ma j Aitken, R.G. 1900AN....152..209A
A__1900d AN 152, 209, 1900
A__1900e orb - Aitken, R.G. 1900PASP...12..103A
A__1900e PASP 12, 103, 1900
A__1900f orb - Aitken, R.G. 1900PASP...12..240A
A__1900f PASP 12, 240, 1900
A__1900g Ma j Aitken, R.G. 1900PASP...12..203A
A__1900g PASP 12, 203, 1900
A__1901a Ma j Aitken, R.G. 1901LicOB...1...14A
A__1901a Lick Obs. Bull. 1, 14, 1901
A__1901b Ma j Aitken, R.G. 1901LicOB...1...66A
A__1901b Lick Obs. Bull. 1, 66, 1901
A__1901c orb - Aitken, R.G. 1901PA......9...57A
A__1901c Popular Astron. 9, 57, 1901
A__1901d Ma - Aitken, R.G. 1901AN....156..321A
A__1901d AN 156, 321, 1901 (all data also in A__1901a) 1901LicOB...1...14A
A__1901e Ma - Aitken, R.G. 1901PASP...13..161A
A__1901e PASP 13, 161, 1901 (all data also in other refs)
A__1902a Ma j Aitken, R.G. 1902LicOB...1..129A
A__1902a Lick Obs. Bull. 1, 129, 1902
A__1902b orb - Aitken, R.G. 1902LicOB...1..190A
A__1902b Lick Obs. Bull. 1, 190, 1902
A__1902c orb - Aitken, R.G. 1902PA.....10..486A
A__1902c Popular Astron. 10, 486, 1902
A__1902d orb - Aitken, R.G. 1902PASP...14..153A
A__1902d PASP 14, 153, 1902
A__1902e Ma - Aitken, R.G. 1902AN....158..245A
A__1902e AN 158, 245, 1902 (all data also in A__1902a) 1902LicOB...1..129A
A__1903 Ma j Aitken, R.G. 1903LicOB...2...16A
A__1903 Lick Obs. Bull. 2, 16, 1903
A__1903b Ma - Aitken, R.G. 1903LicOB...2...55A
A__1903b +orb Lick Obs. Bull. 2, 55, 1903 (all data also in other refs)
A__1903c orb - Aitken, R.G. 1903PA.....11...28A
A__1903c Popular Astron. 11, 28, 1903
A__1904a Ma j Aitken, R.G. 1904LicOB...2..139A
A__1904a Lick Obs. Bull. 2, 139, 1904
A__1904b Ma - Aitken, R.G. 1904LicOB...3....6A
A__1904b Lick Obs. Bull. 3, 6, 1904
A__1904c Ma - Aitken, R.G. 1904LicOB...3...61A
A__1904c Lick Obs. Bull. 3, 61, 1904
A__1905a Ma - Aitken, R.G. 1905LicOB...3...88A
A__1905a +orb Lick Obs. Bull. 3, 88, 1905 (all data also in other refs)
A__1905b Ma - Aitken, R.G. 1905LicOB...3...90A
A__1905b Lick Obs. Bull. 3, 90, 1905 (all data also in other refs)
A__1905c orb - Aitken, R.G. 1905LicOB...3..147A
A__1905c Lick Obs. Bull. 3, 147, 1905 (all data also in other refs)
A__1905d orb - Aitken, R.G. 1905LicOB...3..169A
A__1905d Lick Obs. Bull. 3, 169, 1905 (orbit catalog)
A__1905e orb - Aitken, R.G. 1905PA.....13..190A
A__1905e Popular Astron. 13, 190, 1905
A__1906a Ma - Aitken, R.G. 1906LicOB...4....4A
A__1906a Lick Obs. Bull. 4, 4, 1906
A__1906B Ma - Aitken, R.G. 1906MmRAS..56....1L
A__1906B +orb cited by Lewis (MemRAS 56, 1, 1906)
A__1906c orb - Aitken, R.G. 1906LicOB...4...75A
A__1906c Lick Obs. Bull. 4, 75, 1906
A__1906D Ma - Aitken, R.G. 1906QB821.B972.....
A__1906D cited in BDS (Burnham Double Star Cat.), 1906
A__1907a Ma - Aitken, R.G. 1907LicOB...4..101A
A__1907a Lick Obs. Bull. 4, 101, 1907
A__1907b Ma - Aitken, R.G. 1907LicOB...4..125A
A__1907b Lick Obs. Bull. 4, 124, 1907
A__1907c orb - Aitken, R.G. 1907LicOB...4..107A
A__1907c Lick Obs. Bull. 4, 107, 1907 (all data also in other refs)
A__1907d Ma - Aitken, R.G. 1907LicOB...4..170A
A__1907d Lick Obs. Bull. 4, 170, 1907 (all data also in other refs)
A__1907e orb - Aitken, R.G. 1907AN....174..217A
A__1907e AN 174, 217, 1907
A__1907f Ma - Aitken, R.G. 1907AN....176..323A
A__1907f AN 176, 323, 1907 (all data also in other refs)
A__1908a Ma - Aitken, R.G. 1908LicOB...4..166A
A__1908a Lick Obs. Bull. 4, 166, 1908
A__1908b Ma - Aitken, R.G. 1908LicOB...5...28A
A__1908b Lick Obs. Bull. 5, 28, 1908
A__1908c Ma - Aitken, R.G. 1908LicOB...5...55A
A__1908c Lick Obs. Bull. 5, 55, 1908
A__1908d Ma - Aitken, R.G. 1908LicOB...5...43A
A__1908d +orb Lick Obs. Bull. 5, 43, 1908 (all data also in other refs)
A__1908e Ma - Aitken, R.G. 1908PASP...20..185A
A__1908e PASP 20, 185, 1908 (all data also in other refs)
A__1908f orb - Aitken, R.G. 1908PASP...20..267A
A__1908f PASP 20, 267, 1908
A__1908g Ma - Aitken, R.G. 1908PASP...20..290A
A__1908g PASP 20, 290, 1908 (all data also in other refs)
A__1908h Ma - Aitken, R.G. 1908PASP...20..291A
A__1908h PASP 20, 291, 1908
A__1909a Ma - Aitken, R.G. 1909LicOB...5..115A
A__1909a Lick Obs. Bull. 5, 115, 1909
A__1909b Ma - Aitken, R.G. 1909LicOB...5..166A
A__1909b Lick Obs. Bull. 5, 166, 1909
A__1909c orb - Aitken, R.G. 1909PASP...21...83A
A__1909c PASP 21, 83, 1909
A__1910a Ma - Aitken, R.G. 1910LicOB...6...62A
A__1910a Lick Obs. Bull. 6, 62, 1910
A__1910b Ma - Aitken, R.G. 1910LicOB...6...70A
A__1910b Lick Obs. Bull. 6, 70, 1910
A__1910c - Aitken, R.G. 1910LicOB...6....1A
A__1910c Lick Obs. Bull. 6, 1, 1910 (no data)
A__1910d Ma - Aitken, R.G. 1910PASP...22...95A
A__1910d PASP 22, 95, 1910 (all data also in other refs)
A__1910e - Aitken, R.G. 1910PASP...22..137A
A__1910e PASP 22, 137, 1910 (no data)
A__1910f Ma - Aitken, R.G. 1910PASP...22..140A
A__1910f PASP 22, 140, 1910 (all data also in other refs)
A__1911 Ma - Aitken, R.G. 1911LicOB...6..163A
A__1911 Lick Obs. Bull. 6, 163, 1911
A__1911b Ma - Aitken, R.G. 1911PASP...23..238A
A__1911b PASP 23, 238, 1911 (all data also in other refs)
A__1912 Ma - Aitken, R.G. 1912LicOB...7...93A
A__1912 Lick Obs. Bull. 7, 93, 1912
A__1912b - Aitken, R.G. 1912LicOB...2....3A
A__1912b Lick Obs. Bull. 7, 3, 1912 (no data)
A__1912c - Aitken, R.G. 1912PASP...24..126A
A__1912c PASP 24, 126, 1912 (no data)
A__1912d orb - Aitken, R.G. 1912PASP...24..165A
A__1912d PASP 24, 165, 1912
A__1912e orb - Aitken, R.G. 1912PASP...24..216A
A__1912e PASP 24, 216, 1912
A__1912f Ma - Aitken, R.G. 1912PASP...24..228A
A__1912f PASP 24, 228, 1912 (all data also in other refs)
A__1912g Ma - Aitken, R.G. 1912PA.....20..643A
A__1912g Popular Astron. 20, 643, 1912 (all data also in other refs)
A__1913 Ma - Aitken, R.G. 1913LicOB...7..186A
A__1913 Lick Obs. Bull. 7, 186, 1913
A__1913b Ma - Aitken, R.G. 1913PASP...25...41A
A__1913b +orb PASP 25, 41, 1913 (all data also in other refs)
A__1914a Ma - Aitken, R.G. 1914LicOB...8...52A
A__1914a Lick Obs. Bull. 8, 52, 1914
A__1914b Ma - Aitken, R.G. 1914LicOB...8...93A
A__1914b Lick Obs. Bull. 8, 93, 1914
A__1914c Ma - Aitken, R.G. 1914LicOB...8...96A
A__1914c Lick Obs. Bull. 8, 96, 1914
A__1914d Ma j Aitken, R.G. 1914PLicO..12....1A
A__1914d +orb Pub. Lick Obs. 12, 1, 1914
A__1914e orb - Aitken, R.G. 1914PLicO..12..100A
A__1914e Pub. Lick Obs. 12, 100, 1914
A__1914f orb - Aitken, R.G. 1914LicOB...8...99A
A__1914f Lick Obs. Bull. 8, 99, 1914
A__1914g Ma - Aitken, R.G. 1914PASP...26...53A
A__1914g PASP 26, 53, 1914 (all data also in other refs)
A__1914h Ma - Aitken, R.G. 1914PASP...26..205A
A__1914h PASP 26, 205, 1914 (all data also in other refs)
A__1914i Ma - Aitken, R.G. 1914PASP...26..208A
A__1914i +orb PASP 26, 208, 1914 (all data also in other refs)
A__1915 Ma - Aitken, R.G. 1915PASP...27..230A
A__1915 PASP 27, 230, 1915 (some data also in other refs)
A__1916a orb - Aitken, R.G. 1916PASP...28..121A
A__1916a PASP 28, 121, 1916
A__1916b Ma - Aitken, R.G. 1916PASP...28..276A
A__1916b PASP 28, 276, 1916 (all data also in other refs)
A__1917a Ma - Aitken, R.G. 1917PASP...29..207A
A__1917a PASP 29, 207, 1917 (all data also in other refs)
A__1917b Ma - Aitken, R.G. 1917PASP...29..217A
A__1917b PASP 29, 217, 1917 (all data also in other refs)
A__1918a Ma - Aitken, R.G. 1918LicOB...9..132A
A__1918a Lick Obs. Bull. 9, 132, 1918
A__1918b orb - Aitken, R.G. 1918LicOB...9..184A
A__1918b Lick Obs. Bull. 9, 184, 1918
A__1918c orb - Aitken, R.G. 1918LicOB...9..191A
A__1918c Lick Obs. Bull. 9, 191, 1918
A__1918d orb - Aitken, R.G. 1918PAAS....3R..68A
A__1918d PAAS 3, 68, 1918
A__1918e Ma - Aitken, R.G. 1918PASP...30...69A
A__1918e PASP 30, 69, 1918 (all data also in other refs)
A__1918f Ma - Aitken, R.G. 1918PASP...30...71A
A__1918f PASP 30, 71, 1918 (all data also in other refs)
A__1918g orb - Aitken, R.G. 1918PASP...30..194A
A__1918g PASP 30, 194, 1918
A__1918h Ma - Aitken, R.G. 1918PASP...30..262A
A__1918h PASP 30, 262, 1918 (all data also in other refs)
A__1918i orb - Aitken, R.G. 1918PASP...30..311A
A__1918i PASP 30, 311, 1918
A__1919a Ma - Aitken, R.G. 1919PASP...31...44A
A__1919a PASP 31, 44, 1919 (all data also in other refs)
A__1919b Ma - Aitken, R.G. 1919PASP...31..116A
A__1919b PASP 31, 116, 1919 (all data also in other refs)
A__1919c Ma - Aitken, R.G. 1919PASP...31..197A
A__1919c PASP 31, 197, 1919 (all data also in other refs)
A__1919d orb - Aitken, R.G. 1919PASP...31..285A
A__1919d PASP 31, 285, 1919
A__1920a Ma - Aitken, R.G. 1920RGOO.....f...1.
A__1920a Greenwich Observations, F1, 1920
A__1920b Ma - Aitken, R.G. 1920PASP...32...56A
A__1920b PASP 32, 56, 1920 (most data also in other refs)
A__1920c orb - Aitken, R.G. 1920PASP...32..215A
A__1920c PASP 32, 215, 1920
A__1921a Ma - Aitken, R.G. 1921PASP...33...60A
A__1921a PASP 33, 60, 1921 (all data also in other refs)
A__1921b Ma - Aitken, R.G. 1921PASP...33..270A
A__1921b PASP 33, 270, 1921 (all data also in other refs)
A__1922a - Aitken, R.G. 1922PASP...34...52A
A__1922a PASP 34, 52, 1922 (no data)
A__1922b orb - Aitken, R.G. 1922PAAS....4....6A
A__1922b Pub. AAS 4, 6, 1922
A__1923a Ma j Aitken, R.G. 1923LicOB..11...58A
A__1923a +orb Lick Obs. Bull. 11, 58, 1923
A__1923b orb - Aitken, R.G. 1923PASP...35..258A
A__1923b PASP 35, 258, 1923
A__1923c orb - Aitken, R.G. 1923LicOB..11...66A
A__1923c Lick Obs. Bull. 11, 66, 1923
A__1923d orb - Aitken, R.G. 1923LicOB..11...70A
A__1923d Lick Obs. Bull. 11, 70, 1923
A__1923e orb - Aitken, R.G. 1923LicOB..11...79A
A__1923e Lick Obs. Bull. 11, 79, 1923
A__1923f orb - Aitken, R.G. 1923LicOB..11...83A
A__1923f Lick Obs. Bull. 11, 83, 1923
A__1923g orb - Aitken, R.G. 1923LicOB..11...85A
A__1923g Lick Obs. Bull. 11, 85, 1923
A__1923h orb - Aitken, R.G. 1923LicOB..11...97A
A__1923h Lick Obs. Bull. 11, 97, 1923
A__1923i orb - Aitken, R.G. 1923PASP...35...70A
A__1923i PASP 35, 70, 1923
A__1923j Ma - Aitken, R.G. 1923PASP...35..323A
A__1923j PASP 35, 323, 1923 (all data also in other refs)
A__1924 Ma - Aitken, R.G. 1924PASP...36..296A
A__1924 PASP 36, 296, 1924 (all data also in other refs)
A__1925a orb - Aitken, R.G. 1925PASP...37..222A
A__1925a +D PASP 37, 222, 1925
A__1925b orb - Aitken, R.G. 1925LicOB..12...45A
A__1925b Lick Obs. Bull. 12, 45, 1925
A__1925c orb - Aitken, R.G. 1925LicOB..12...47A
A__1925c Lick Obs. Bull. 12, 47, 1925
A__1925D Ma - Aitken, R.G. 1925MNRAS..85..276E
A__1925D cited by Milburn (MNRAS 85, 276, 1925)
A__1926a Ma - Aitken, R.G. 1926PASP...38..131A
A__1926a PASP 38, 131, 1926 (all data also in other refs)
A__1926b Ma - Aitken, R.G. 1926PASP...38..334A
A__1926b PASP 38, 334, 1926 (all data also in other refs)
A__1927a Ma - Aitken, R.G. 1927LicOB..12..170A
A__1927a Lick Obs. Bull. 12, 170, 1927
A__1927b Ma j Aitken, R.G. 1927LicOB..12..173A
A__1927b Lick Obs. Bull. 12, 173, 1927
A__1927c orb - Aitken, R.G. 1927PASP...39...45A
A__1927c PASP 39, 45, 1927
A__1928 Ma - Aitken, R.G. 1928PASP...40..355A
A__1928 PASP 40, 355, 1928 (all data also in other refs)
A__1929a Ma - Aitken, R.G. 1929LicOB..14...62A
A__1929a Lick Obs. Bull. 14, 62, 1929
A__1929b Ma - Aitken, R.G. 1929LicOB..14...88A
A__1929b Lick Obs. Bull. 14, 88, 1929
A__1930a Ma - Aitken, R.G. 1930PASP...42...60A
A__1930a PASP 42, 60, 1930 (all data also in other refs)
A__1930b Ma - Aitken, R.G. 1930PASP...42..123A
A__1930b PASP 42, 123, 1930 (most data also in other refs)
A__1932a Ma - Aitken, R.G. 1932QB821.A43......
A__1932a Aitken Double Star Catalogue, 1932
A__1932b Ma - Aitken, R.G. 1932QB821.A43......
A__1932b Aitken Double Star Catalogue, 1932 (formerly combined in means)
A__1932c orb - Aitken, R.G. 1932PASP...44..127A
A__1932c PASP 44, 127, 1932
A__1932d orb - Aitken, R.G. 1932PASP...44..129A
A__1932d PASP 44, 129, 1932
A__1932e Ma - Aitken, R.G. 1932PASP...44..132A
A__1932e PASP 44, 132, 1932 (all data also in other refs)
A__1933a Ma - Aitken, R.G. 1933PASP...45...90A
A__1933a PASP 45, 90, 1933
A__1933b Ma - Aitken, R.G. 1933PASP...45..261A
A__1933b PASP 45, 261, 1933
A__1933c Ma - Aitken, R.G. 1933LicOB..16...93A
A__1933c Lick Obs. Bull. 16, 93, 1933
A__1933d Ma - Aitken, R.G. 1933LicOB..16...96A
A__1933d Lick Obs. Bull. 16, 96, 1933
A__1933e Ma - Aitken, R.G. 1933PASP...45..190A
A__1933e PASP 45, 190, 1933 (all data also in other refs)
A__1934a Ma - Aitken, R.G. 1934PASP...46..110A
A__1934a PASP 46, 110, 1934 (all data also in other refs)
A__1934b - Aitken, R.G. 1934PASP...46..284A
A__1934b PASP 46, 284, 1934 (no data)
A__1935e Ma j Aitken, R.G. 1935LicOB..17...91A
A__1935e Lick Obs. Bull. 17, 91, 1935
A__1935f - Aitken, R.G. 1935QB821.A3.......
A__1935f The Binary Stars, 1935
A__1936 orb - Aitken, R.G. 1936PASP...48..175A
A__1936 PASP 48, 175, 1936
A__1937a Ma - Aitken, R.G. 1937LicOB..18...53A
A__1937a Lick Obs. Bull. 18, 53, 1937
A__1937b Ma - Aitken, R.G. 1937LicOB..18..109A
A__1937b Lick Obs. Bull. 18, 109, 1937
A__9999 Ma - Aitken, R.G. ...................
A__9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21238+4710 A 765 CD 1998 4 343 5.9 14.00 14.50 D 212351.16+471016.6
21238+4710 A 765 CD 2003 5 343 5.8 14.00 14.50 D 212351.16+471016.6
21238+4710 A 765 CD 2010 6 341 6.6 14.00 14.50 212351.16+471016.6
21238+4710 A 765 CD 2015 6 345 5.9 14.00 14.50 212351.16+471016.6

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 21238+4710 A 765 CD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21238+4710 A 765 CD : MEASURES
 
 
No records found.

 
 
WDS 21238+4710 : VIRTUAL EYEPIECE
 
 

21238+4710 A 765A mag 9.02 Sp B0V 21238+4710 A 765B sep 0.5 P.A. 15.10 mag 7.33 21238+4710 A 765C sep 26.2 P.A. 22.40 mag 14 21238+4710 A 765D sep 31.1 P.A. 16.70 mag 14.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21238+4710 : ALADIN DSS IMAGE @ 21h 23m 51.16s +47° 10' 16.6"
 
 
 
 
WDS 21238+4710 A 765 CD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21238+4710 A 765CD distance=0' 21238+4710 A 765AB distance=1' 21238+4710 A 765AB,C distance=1' 21258+4658 OL 221 distance=23' 21247+4640 KPP1079 distance=32' 21263+4732 TDT2966 distance=34' 21256+4741 ES 679 distance=36' 21254+4633 SKF1392 distance=42' 21204+4733 A 762 distance=42' 21282+4713 ES 1171AB distance=46' 21282+4713 ES 1171AC distance=46' 21241+4623 TOI1324 distance=48' 21242+4801 SKF2397 distance=51' 21246+4801 HJ 1644AB distance=52' 21246+4801 HJ 1644AC distance=52' 21259+4622 ES 1170AB distance=53' 21259+4622 ES 1170AC distance=53' 21278+4748 ES 680 distance=56' 21291+4727 TDS1130 distance=57' 21212+4804 ES 678 distance=60' 21240+4611 SKF1391 distance=60' 21297+4732 A 767 distance=63' 21292+4629 ES 1274AB distance=65' 21185+4747 HJ 1635AB distance=66' 21185+4747 HJ 1635AC distance=66' 21185+4747 HJ 1635AD distance=66' 21304+4717 ES 516 distance=67' 21292+4629 ES 1274CD distance=69' 21254+4818 ES 1102BC distance=70' 21254+4818 CRB 7Ca,Cb distance=70' 21254+4818 ES 1102CD distance=70' 21170+4704 COU2437 distance=71' 21254+4818 ES 1102AB distance=71' 21303+4740 COU2440 distance=72' 21296+4626 HDS3059 distance=75' 21311+4701 CLZ 80 distance=75' 21306+4742 ES 824 distance=77' 21282+4607 TDT2981 distance=78' 21288+4809 HJ 1651 distance=79' 21231+4831 HDS3045 distance=82' 21308+4752 A 769 distance=82' 21158+4719 ES 514 distance=83' 21184+4802 HJ 1633 distance=84' 21305+4620 A 768 distance=86' 21178+4607 TDT2892 distance=89' 21155+4637 HJ 1629 distance=92' 21196+4549 TDS1123AB distance=93' 21151+4642 TDT2858 distance=94' 21159+4624 ES 513 distance=94' 21316+4811 SWN 5 distance=100' 21315+4817 A 771AB distance=102' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 21238+4710 A 765 CD 345 5.9
Show 21238+4710 A 765 AB 22 0.6 1
Show 21238+4710 A 765 AB,C 22 26.4 1
Show 21258+4658 OL 221 14 2.2 23
Show 21247+4640 KPP1079 10 8.6 32
Show 21263+4732 TDT2966 196 0.8 34
Show 21256+4741 ES 679 275 3.6 36
Show 21254+4633 SKF1392 279 33.0 42
Show 21204+4733 A 762 359 2.5 42
Show 21282+4713 ES 1171 AB 197 3.8 46
Show 21282+4713 ES 1171 AC 232 21.5 46
Show 21241+4623 TOI1324 194 1.5 48
Show 21242+4801 SKF2397 246 2.8 51
Show 21246+4801 HJ 1644 AB 114 24.1 52
Show 21246+4801 HJ 1644 AC 42 37.7 52
Show 21259+4622 ES 1170 AB 345 5.3 53
Show 21259+4622 ES 1170 AC 343 10.5 53
Show 21278+4748 ES 680 331 7.6 56
Show 21291+4727 TDS1130 176 1.3 57
Show 21212+4804 ES 678 115 4.4 60
Show 21240+4611 SKF1391 154 30.5 60
Show 21297+4732 A 767 169 1.3 63
Show 21292+4629 ES 1274 AB 242 3.2 65
Show 21185+4747 HJ 1635 AB 344 17.0 66
Show 21185+4747 HJ 1635 AC 82 19.2 66
Show 21185+4747 HJ 1635 AD 241 17.5 66
Show 21304+4717 ES 516 147 3.4 67
Show 21292+4629 ES 1274 CD 46 6.0 69
Show 21254+4818 ES 1102 BC 38 7.0 70
Show 21254+4818 CRB 7 Ca,Cb 110 1.6 70
Show 21254+4818 ES 1102 CD 110 3.6 70
Show 21170+4704 COU2437 241 0.5 71
Show 21254+4818 ES 1102 AB 195 49.1 71
Show 21303+4740 COU2440 179 0.5 72
Show 21296+4626 HDS3059 142 0.7 75
Show 21311+4701 CLZ 80 346 9.3 75
Show 21306+4742 ES 824 353 6.0 77
Show 21282+4607 TDT2981 101 2.0 78
Show 21288+4809 HJ 1651 334 11.9 79
Show 21231+4831 HDS3045 63 0.1 82
Show 21308+4752 A 769 296 0.7 82
Show 21158+4719 ES 514 195 4.4 83
Show 21184+4802 HJ 1633 67 9.9 84
Show 21305+4620 A 768 335 0.7 86
Show 21178+4607 TDT2892 156 2.5 89
Show 21155+4637 HJ 1629 71 12.6 92
Show 21196+4549 TDS1123 AB 63 1.5 93
Show 21151+4642 TDT2858 215 2.2 94
Show 21159+4624 ES 513 49 8.8 94
Show 21316+4811 SWN 5 30 5.1 100
Show 21315+4817 A 771 AB 50 0.0 102

 
 
WDS 21238+4710 : COMPONENTS
 
 
  A B C
B pa=15.1°
sep=0.53"
 
C pa=22.4°
sep=26.18"
pa=22.6°
sep=25.66"
 
D pa=16.7°
sep=31.15"
pa=16.7°
sep=30.62"
pa=349.3°
sep=5.74"
 
 
21238+4710 A
 
 
Name HD 203938 Coord arcsec 2000 212350.18+470952.4 Mag 9.02 Spectral class B0V (blue-white)
PmRA 0.00 PmDE -6.0 SAO 50792 HIP 105640
HD 203938 BD BD+46 3294
SAO
SAO 50792 DelFlag RA1950 PmRA1950 -0.0011
DE1950 PmDE1950 -0.009 Vmag 7.4 SpType B2
Double code Source 3 CatNum 1827 DM BD+46 3294
DMcomp BDsup HD 203938 M HD 0
GC RA1950rad 5.59391117 DE1950rad 0.81941666 PmRA2000 -0.0008
PmDE2000 -0.013
Hipparcos
Catalog H HIP 105640 Proxy H RAhms 21 23 50.18
DEdms +47 09 52.4 Vmag 7.08 VarFlag R Vmag H
RAdeg 320.959 DEdeg 47.1646 AstroRef A Plx 0.27
CCDM 21238+4710 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 27 Rho 0.448 HD 203938 BD BD+46 3294
CD CP Dm number +46 3294 VIred 0.47
SpType B0.5IV R SpType Coord arcsec 2000 212350.18+470952.4
Hipparcos 2
HIP 105640 Sn 15 So 3 Nc 2
RArad 5.601792587 DErad 0.8231769118 Plx 0.96 PmRA -2.69
PmDE -5.28 E RArad 0.41 E DErad 0.48 E Plx 0.55
E pmRA 0.53 E pmDE 0.63 Hpmag 7.1732 E Hpmag 0.0009
SHp 0.01 VA 0 BV 0.422 E BV 0.008
VI 0.49
CCDM
Ccdm 21238+4710 RComp Comp A Note1
Note2 Discov num DRAs 2.06 DDEs -7.0
R dRAs 10 Year Theta Rho
Obs 4 Vmag 7.4 Sp B2 PmNote *
PmRA -20 PmDE 4 Dm number +46 3294 Cat1 BD
Name2 +46 1827 Cat2 AGK2/3 HD 203938 M HD
ADS BDS A14944 M ADS BDS N IDS IDS 21202N4644A
HIC 105640
 
 
21238+4710 B
 
 
Coord arcsec 2000 212350.19+470952.9 Mag 7.33 PmRA 0.00 PmDE -6.0
Tycho2 3594-01695-1 Calc delta mag 1.69 Calc coord yes
Tycho2
Tycho2 3594-01695-1 Pflag RAmdeg 320.95908744 DEmdeg 47.16457133
PmRA 0.1 PmDE -6.0 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.3 EpRAm 1991.45 EpDEm 1991.51
Num 12 Q RAmdeg 1.5 Q DEmdeg 1.2 Q pmRA 1.5
Q pmDE 1.2 BTmag 7.592 E BTmag 0.015 VTmag 7.157
E VTmag 0.010 Prox 999 TYC T HIP 105640
CCDM AB RAdeg 320.95908722 DEdeg 47.16458528 EpRA 1990 1.69
EpDE 1990 1.72 E RAdeg 4.0 E DEdeg 4.1 Posflg P
Corr 0.0
CCDM
Ccdm 21238+4710 RComp Comp B Note1
Note2 Discov num A 765 DRAs DDEs
R dRAs Year 1958 Theta 032 Rho 0.4
Obs 7 Vmag 8.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14944 M ADS BDS N IDS IDS 21202N4644B
HIC 105640
 
 
21238+4710 C
 
 
Coord arcsec 2000 212351.16+471016.6 Coord calc 212351.16+471016.6 Mag 14 PmRA 15.00
PmDE -29.0 Calc delta mag 4.98
CCDM
Ccdm 21238+4710 RComp Comp C Note1
Note2 Discov num A 765 DRAs DDEs
R dRAs Year 1928 Theta 025 Rho 26.5
Obs 3 Vmag 14.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14944 M ADS BDS N IDS IDS 21202N4644C
HIC
 
 
21238+4710 D
 
 
Coord arcsec 2000 212351.06+471022.2 Mag 14.5 PmRA 8.00 PmDE -2.0
Calc delta mag 5.48 Calc coord yes
CCDM
Ccdm 21238+4710 RComp C Comp D Note1
Note2 Discov num A 765 DRAs DDEs
R dRAs Year 1928 Theta 339 Rho 7.4
Obs 3 Vmag 14.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14944 M ADS BDS N IDS IDS 21202N4644D
HIC