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Current system
21474+2834
A 300 AB


Nearby doubles
18' : 21480+2819
MLB 541

21' : 21474+2855
AG 420

26' : 21462+2817
MLB 540AB

28' : 21461+2855
BRT 58

32' : 21454+2819
J 3145

34' : 21469+2907
CVR 919

41' : 21444+2824
KPP3373

45' : 21441+2845
STF2822AB

50' : 21452+2914
UC 4550

55' : 21477+2740
CVR 922

56' : 21505+2756
AZC 116

56' : 21503+2754
MLB 576

57' : 21470+2930
GRV 503

58' : 21473+2932
STJ 58

59' : 21517+2852
SHN 256

60' : 21510+2911
A 889AB

61' : 21517+2856
HLD 49

64' : 21439+2751
HO 166

66' : 21524+2823
NSN 67

75' : 21458+2945
DAM 236

76' : 21423+2800
GRV 494

77' : 21468+2718
HO 608

78' : 21521+2748
HO 171

79' : 21453+2722
HO 606

79' : 21418+2901
MLB 492

79' : 21455+2948
DAM 237



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.

21474+2834 A 300 AB

 
 
21h 47m 26.09s +28° 34' 26.4" P.A. 252.00 sep 2.3 mag 9.09,10.50 Sp A2
 
 
Coord 2000 21474+2834 Discov num A   300 Comp AB Coord arcsec 2000 21 47 26.09 +28 34 26.4
Date first 1893 Date last 2018 Obs 15
Pa first 252 Pa last 251.8 P.A. Now (θ) 251.8°
Sep first 2.0 Sep last 2.312 Sep. Now (ρ) 2.312"
Mag pri 9.09 Mag sec 10.50 delta mag (ΔM) 1.41 Spectral class A2 (white)
Pri motion ra -007 Sec motion ra
Pri motion dec -016 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21474+2834 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 47 26 +28 34 26 A 300 AB 2018 15 252 2.3 9.09 10.50 1.41 <===
Show 21 47 26 +28 34 26 A 300 AC 2015 7 29 7.5 9.09 15.70 6.61
Show 21 47 26 +28 34 26 A 300 AD 2015 7 170 8.4 9.09 16.20 7.11
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus Tycho2 2214-01244-1 Gaia DR2 1801099105424910848
 
 
WDS 21474+2834 A 300 AB : 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
21474+2834 A 300 AB 2001 13 252 2.4 9.09 10.50 A2 214726.09+283426.4
21474+2834 A 300 AB 2018 14 252 2.3 9.09 10.50 A2 214726.09+283426.4

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

 
 
WDS 21474+2834 A 300 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21474+2834 A 300 AB : MEASURES
 
 
No records found.

 
 
WDS 21474+2834 : VIRTUAL EYEPIECE
 
 

21474+2834 A 300A mag 9.09 Sp A2 21474+2834 A 300B sep 2.1 P.A. 249.50 mag 10.5 21474+2834 A 300C sep 7.3 P.A. 25.60 mag 15.7 21474+2834 A 300D sep 8.4 P.A. 171.30 mag 16.2 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21474+2834 : ALADIN DSS IMAGE @ 21h 47m 26.09s +28° 34' 26.4"
 
 
 
 
WDS 21474+2834 A 300 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21474+2834 A 300AB distance=0' 21480+2819 MLB 541 distance=18' 21474+2855 AG 420 distance=21' 21462+2817 MLB 540AB distance=26' 21462+2817 MLB 540AC distance=26' 21462+2817 ABH 152AD distance=26' 21462+2817 ABH 152AE distance=26' 21461+2855 BRT 58 distance=28' 21454+2819 J 3145 distance=32' 21469+2907 CVR 919 distance=34' 21444+2824 KPP3373 distance=41' 21441+2845 ES 521DE distance=43' 21441+2845 FYM 25DG distance=43' 21441+2845 STF2822AB distance=45' 21441+2845 STF2822AC distance=45' 21441+2845 STF2822AD distance=45' 21441+2845 FYM 25AF distance=45' 21441+2845 FYM 25AG distance=45' 21441+2845 STF2822BD distance=45' 21452+2914 UC 4550 distance=50' 21477+2740 CVR 922 distance=55' 21505+2756 AZC 116 distance=56' 21503+2754 MLB 576 distance=56' 21470+2930 GRV 503 distance=57' 21473+2932 STJ 58 distance=58' 21517+2852 SHN 256 distance=59' 21510+2911 A 889AB distance=60' 21510+2911 A 889Aa,Ab distance=60' 21517+2856 HLD 49 distance=61' 21439+2751 HO 166 distance=64' 21524+2823 NSN 67 distance=66' 21458+2945 DAM 236 distance=75' 21423+2800 GRV 494 distance=76' 21468+2718 HO 608 distance=77' 21521+2748 HO 171 distance=78' 21453+2722 HO 606 distance=79' 21418+2901 MLB 492 distance=79' 21455+2948 DAM 237 distance=79' 21442+2942 MLB 493 distance=80' 21458+2954 TDT3146 distance=83' 21416+2911 GRV 493 distance=85' 21538+2856 MLB 495 distance=85' 21435+2721 OSO 155DG distance=85' 21435+2721 A 299DE distance=85' 21435+2721 A 299DF distance=85' 21457+2957 TDT3145 distance=86' 21420+2924 MLB 539 distance=87' 21539+2821 WSI 8 distance=87' 21435+2725 BKO 631 distance=88' 21540+2852 GRV 519 distance=90' 21457+2708 BKO 633 distance=90' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 21474+2834 A 300 AB 252 2.3
Show 21474+2834 A 300 AC 29 7.5
Show 21474+2834 A 300 AD 170 8.4
Show 21480+2819 MLB 541 340 9.9 18
Show 21474+2855 AG 420 145 7.5 21
Show 21462+2817 MLB 540 AB 256 4.1 26
Show 21462+2817 MLB 540 AC 322 8.7 26
Show 21462+2817 ABH 152 AD 68 41.8 26
Show 21462+2817 ABH 152 AE 96 80.1 26
Show 21461+2855 BRT 58 165 4.4 28
Show 21454+2819 J 3145 112 5.4 32
Show 21469+2907 CVR 919 201 23.5 34
Show 21444+2824 KPP3373 242 2.1 41
Show 21441+2845 ES 521 DE 286 17.5 43
Show 21441+2845 FYM 25 DG 164 89.6 43
Show 21441+2845 STF2822 AB 325 1.6 45
Show 21441+2845 STF2822 AC 292 76.6 45
Show 21441+2845 STF2822 AD 43 197.0 45
Show 21441+2845 FYM 25 AF 72 111.5 45
Show 21441+2845 FYM 25 AG 73 168.1 45
Show 21441+2845 STF2822 BD 45 196.7 45
Show 21452+2914 UC 4550 15 42.5 50
Show 21477+2740 CVR 922 225 9.9 55
Show 21505+2756 AZC 116 353 20.9 56
Show 21503+2754 MLB 576 267 13.1 56
Show 21470+2930 GRV 503 331 20.4 57
Show 21473+2932 STJ 58 193 1.8 58
Show 21517+2852 SHN 256 -1 0.6 59
Show 21510+2911 A 889 AB 15 0.2 60
Show 21510+2911 A 889 Aa,Ab 323 0.0 60
Show 21517+2856 HLD 49 341 2.1 61
Show 21439+2751 HO 166 233 0.2 64
Show 21524+2823 NSN 67 285 5.1 66
Show 21458+2945 DAM 236 143 5.9 75
Show 21423+2800 GRV 494 323 62.9 76
Show 21468+2718 HO 608 130 0.6 77
Show 21521+2748 HO 171 342 0.8 78
Show 21453+2722 HO 606 93 18.4 79
Show 21418+2901 MLB 492 114 7.0 79
Show 21455+2948 DAM 237 233 6.3 79
Show 21442+2942 MLB 493 330 8.6 80
Show 21458+2954 TDT3146 359 2.5 83
Show 21416+2911 GRV 493 184 44.7 85
Show 21538+2856 MLB 495 134 4.8 85
Show 21435+2721 OSO 155 DG 304 6.1 85
Show 21435+2721 A 299 DE 95 999.9 85
Show 21435+2721 A 299 DF 26 145.8 85
Show 21457+2957 TDT3145 250 2.2 86
Show 21420+2924 MLB 539 171 4.8 87
Show 21539+2821 WSI 8 142 0.1 87
Show 21435+2725 BKO 631 26 5.9 88

 
 
WDS 21474+2834 : COMPONENTS
 
 
  A B C
B pa=249.5°
sep=2.06"
 
C pa=25.6°
sep=7.30"
pa=34.8°
sep=8.90"
 
D pa=171.3°
sep=8.40"
pa=157.1°
sep=8.23"
pa=187.2°
sep=15.01"
 
 
21474+2834 A
 
 
Coord arcsec 2000 214726.09+283426.4 Mag 9.09 Spectral class A2 (white) PmRA -7.00
PmDE -16.0 Tycho2 2214-01244-1
Tycho2
Tycho2 2214-01244-1 Pflag RAmdeg 326.85870828 DEmdeg 28.57400962
PmRA -7.1 PmDE -15.5 E RAmdeg 11 E DEmdeg 12
E pmRA 1.5 E pmDE 1.3 EpRAm 1990.90 EpDEm 1990.60
Num 7 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.6
Q pmDE 0.6 BTmag 9.281 E BTmag 0.021 VTmag 9.092
E VTmag 0.021 Prox 23 TYC T HIP
CCDM RAdeg 326.85872694 DEdeg 28.57404500 EpRA 1990 1.71
EpDE 1990 1.79 E RAdeg 11.3 E DEdeg 12.1 Posflg D
Corr 0.0
CCDM
Ccdm 21474+2834 RComp Comp A Note1
Note2 Discov num DRAs 2.08 DDEs 27.0
R dRAs 10 Year Theta Rho
Obs 4 Vmag 8.6 Sp A2 PmNote *
PmRA 6 PmDE -10 Dm number +27 4164 Cat1 BD
Name2 +28 2551 Cat2 AGK2/3 HD 207319 M HD
ADS BDS A15332 M ADS BDS N IDS IDS 21430N2806A
HIC
 
 
21474+2834 B
 
 
Coord arcsec 2000 214725.94+283425.7 Mag 10.5 Calc delta mag 1.41 Calc coord yes
CCDM
Ccdm 21474+2834 RComp Comp B Note1
Note2 Discov num A 300 DRAs DDEs
R dRAs Year 1893 Theta 252 Rho 2.0
Obs 8 Vmag 11.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15332 M ADS BDS N IDS IDS 21430N2806B
HIC
 
 
21474+2834 C
 
 
Coord arcsec 2000 214726.33+283433.0 Mag 15.7 PmRA 53.00 PmDE 105.0
Calc delta mag 6.61 Calc coord yes
CCDM
Ccdm 21474+2834 RComp Comp C Note1
Note2 Discov num A 300 DRAs DDEs
R dRAs Year 1928 Theta 018 Rho 5.7
Obs 3 Vmag 15.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15332 M ADS BDS N IDS IDS 21430N2806C
HIC
 
 
21474+2834 D
 
 
Coord arcsec 2000 214726.19+283418.1 Mag 16.2 Calc delta mag 7.11 Calc coord yes
CCDM
Ccdm 21474+2834 RComp Comp D Note1
Note2 Discov num A 300 DRAs DDEs
R dRAs Year 1901 Theta 177 Rho 9.0
Obs 3 Vmag 15.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15332 M ADS BDS N IDS IDS 21430N2806D
HIC