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Current system
21474+4256
A 405


Nearby doubles
14' : 21462+4254
COU1979

18' : 21490+4254
TDT3172

19' : 21462+4239
ES 1460AB

23' : 21454+4258
ES 1459

25' : 21491+4242
ARG 95

27' : 21490+4316
BRT1152

29' : 21448+4254
TDT3132

31' : 21489+4321
TDT3171

32' : 21490+4323
PKO 16

35' : 21443+4256
TDT3129

35' : 21492+4326
PKO 17

40' : 21443+4234
OSO 156AB

45' : 21478+4212
TDT3158

52' : 21427+4303
TDT3117

55' : 21521+4313
TDT3204

56' : 21489+4349
TDT3170

58' : 21456+4202
TDT3143

61' : 21426+4226
STF2820AB

62' : 21519+4221
HO 172AB

63' : 21511+4209
COU1822AB

64' : 21487+4357
GRV 509

64' : 21454+4356
HO 168AB

68' : 21525+4332
TDT3212

68' : 21502+4356
TDS1148

68' : 21473+4148
A 404AB

71' : 21532+4324
GRV 517



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+4256 A 405

 
 
21h 47m 21.71s +42° 55' 58.1" P.A. 277.00 sep 1.9 mag 9.91,11.61 Sp A2
 
 
Coord 2000 21474+4256 Discov num A   405 Comp Coord arcsec 2000 21 47 21.71 +42 55 58.1
Date first 1902 Date last 2016 Obs 8
Pa first 275 Pa last 277.2 P.A. Now (θ) 277.2°
Sep first 1.7 Sep last 1.9 Sep. Now (ρ) 1.9"
Mag pri 9.91 Mag sec 11.61 delta mag (ΔM) 1.7 Spectral class A2 (white)
Pri motion ra -006 Sec motion ra -006
Pri motion dec -008 Sec motion dec -008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3192-00815-1 Gaia DR2 1972646524496410880
 
 
WDS 21474+4256 A 405 : 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+4256 A 405 2005 7 278 1.9 9.91 11.61 A2 214721.71+425558.1
21474+4256 A 405 2016 8 277 1.9 9.91 11.61 A2 214721.71+425558.1

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WDS 21474+4256 A 405 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21474+4256 A 405 : MEASURES
 
 
No records found.

 
 
WDS 21474+4256 : VIRTUAL EYEPIECE
 
 

21474+4256 A 405A mag 9.91 Sp A2 21474+4256 A 405B sep 1.4 P.A. 279.80 mag 11.61 virtual eyepiece
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Radius:
Components only
 
 
WDS 21474+4256 : ALADIN DSS IMAGE @ 21h 47m 21.71s +42° 55' 58.1"
 
 
 
 
WDS 21474+4256 A 405 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21474+4256 A 405 distance=0' 21462+4254 COU1979 distance=14' 21490+4254 TDT3172 distance=18' 21462+4239 ES 1460AB distance=19' 21462+4239 ES 1460AC distance=19' 21454+4258 ES 1459 distance=23' 21491+4242 ARG 95 distance=25' 21490+4316 BRT1152 distance=27' 21448+4254 TDT3132 distance=29' 21489+4321 TDT3171 distance=31' 21490+4323 PKO 16 distance=32' 21443+4256 TDT3129 distance=35' 21492+4326 PKO 17 distance=35' 21443+4234 OSO 156AB distance=40' 21443+4234 OSO 156AC distance=40' 21443+4234 OSO 156AD distance=40' 21478+4212 TDT3158 distance=45' 21427+4303 TDT3117 distance=52' 21521+4313 TDT3204 distance=55' 21489+4349 TDT3170 distance=56' 21456+4202 TDT3143 distance=58' 21426+4226 STF2820AB distance=61' 21426+4226 BU 1505AC distance=61' 21426+4226 BU 1505BC distance=61' 21519+4221 HO 172AB distance=62' 21519+4221 HO 172AC distance=62' 21519+4221 HO 172AD distance=62' 21519+4221 FYM 113AE distance=62' 21519+4221 JOD 22BF distance=62' 21511+4209 COU1822AB distance=63' 21487+4357 GRV 509 distance=64' 21454+4356 HO 168AB distance=64' 21454+4356 HO 168AC distance=64' 21454+4356 HO 168AD distance=64' 21454+4356 HO 168AE distance=64' 21525+4332 TDT3212 distance=68' 21502+4356 TDS1148 distance=68' 21473+4148 A 404AB distance=68' 21473+4148 A 404AC distance=68' 21532+4324 GRV 517 distance=71' 21539+4256 ES 1461 distance=73' 21461+4143 TDT3148 distance=75' 21541+4307 POP 184 distance=75' 21531+4339 TDT3215 distance=76' 21402+4316 AC 20AB distance=82' 21402+4316 STTA221AC distance=82' 21548+4310 TDT3234 distance=84' 21505+4135 TDS1149 distance=88' 21409+4205 TDT3104 distance=88' 21395+4317 DA 14 distance=89' 21392+4311 GIC 168 distance=90' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 21474+4256 A 405 277 1.9
Show 21462+4254 COU1979 261 0.4 14
Show 21490+4254 TDT3172 164 0.4 18
Show 21462+4239 ES 1460 AB 8 1.8 19
Show 21462+4239 ES 1460 AC 238 20.3 19
Show 21454+4258 ES 1459 282 2.3 23
Show 21491+4242 ARG 95 338 23.1 25
Show 21490+4316 BRT1152 231 6.7 27
Show 21448+4254 TDT3132 293 2.0 29
Show 21489+4321 TDT3171 286 0.5 31
Show 21490+4323 PKO 16 96 5.9 32
Show 21443+4256 TDT3129 76 0.9 35
Show 21492+4326 PKO 17 149 13.6 35
Show 21443+4234 OSO 156 AB 331 7.6 40
Show 21443+4234 OSO 156 AC 57 16.1 40
Show 21443+4234 OSO 156 AD 18 22.7 40
Show 21478+4212 TDT3158 230 2.7 45
Show 21427+4303 TDT3117 163 0.8 52
Show 21521+4313 TDT3204 30 0.9 55
Show 21489+4349 TDT3170 94 1.4 56
Show 21456+4202 TDT3143 34 0.5 58
Show 21426+4226 STF2820 AB 230 16.0 61
Show 21426+4226 BU 1505 AC 200 33.6 61
Show 21426+4226 BU 1505 BC 177 21.4 61
Show 21519+4221 HO 172 AB 82 10.7 62
Show 21519+4221 HO 172 AC 40 89.7 62
Show 21519+4221 HO 172 AD 61 480.9 62
Show 21519+4221 FYM 113 AE 20 64.4 62
Show 21519+4221 JOD 22 BF 48 2.1 62
Show 21511+4209 COU1822 AB 19 0.2 63
Show 21487+4357 GRV 509 177 56.4 64
Show 21454+4356 HO 168 AB 42 0.8 64
Show 21454+4356 HO 168 AC 267 18.7 64
Show 21454+4356 HO 168 AD 21 28.3 64
Show 21454+4356 HO 168 AE 22 28.3 64
Show 21525+4332 TDT3212 39 1.7 68
Show 21502+4356 TDS1148 97 1.1 68
Show 21473+4148 A 404 AB 100 3.8 68
Show 21473+4148 A 404 AC 294 14.0 68
Show 21532+4324 GRV 517 212 45.9 71
Show 21539+4256 ES 1461 352 6.1 73
Show 21461+4143 TDT3148 18 0.4 75
Show 21541+4307 POP 184 241 11.6 75
Show 21531+4339 TDT3215 110 0.8 76
Show 21402+4316 AC 20 AB 329 2.7 82
Show 21402+4316 STTA221 AC 253 62.2 82
Show 21548+4310 TDT3234 343 2.0 84
Show 21505+4135 TDS1149 285 0.7 88
Show 21409+4205 TDT3104 233 2.2 88
Show 21395+4317 DA 14 350 3.9 89
Show 21392+4311 GIC 168 275 6.8 90

 
 
WDS 21474+4256 : COMPONENTS
 
 
  A
B pa=279.8°
sep=1.40"
 
 
21474+4256 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214721.71+425558.1 Mag 9.91 Spectral class A2 (white)
PmRA -6.00 PmDE -8.0 Tycho2 3192-00815-1
Tycho2
Tycho2 3192-00815-1 Pflag P RAmdeg 326.84047690 DEmdeg 42.93281338
PmRA -5.6 PmDE -7.8 E RAmdeg 15 E DEmdeg 14
E pmRA 1.8 E pmDE 1.7 EpRAm 1990.89 EpDEm 1990.88
Num 3 Q RAmdeg 0.7 Q DEmdeg 0.3 Q pmRA 0.8
Q pmDE 0.3 BTmag 10.302 E BTmag 0.025 VTmag 9.914
E VTmag 0.024 Prox 18 TYC T HIP
CCDM RAdeg 326.84056028 DEdeg 42.93282389 EpRA 1990 1.59
EpDE 1990 1.62 E RAdeg 14.9 E DEdeg 13.9 Posflg D
Corr 0.0
CCDM
Ccdm 21474+4256 RComp Comp A Note1
Note2 Discov num DRAs -2.42 DDEs -1.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp PmNote *
PmRA -18 PmDE -2 Dm number +42 4209 Cat1 BD
Name2 +42 2079 Cat2 AGK2/3 HD M HD
ADS BDS A15334 M ADS BDS N IDS IDS 21434N4228A
HIC
 
 
21474+4256 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214721.58+425558.3 Mag 11.61 PmRA -6.00
PmDE -8.0 Tycho2 3192-00815-2 Calc delta mag 1.7 Calc coord yes
Tycho2
Tycho2 3192-00815-2 Pflag P RAmdeg 326.84047690 DEmdeg 42.93281338
PmRA -5.6 PmDE -7.8 E RAmdeg 15 E DEmdeg 14
E pmRA 1.8 E pmDE 1.7 EpRAm 1990.89 EpDEm 1990.88
Num 3 Q RAmdeg 0.7 Q DEmdeg 0.3 Q pmRA 0.8
Q pmDE 0.3 BTmag 12.073 E BTmag 0.104 VTmag 11.606
E VTmag 0.102 Prox 18 TYC HIP
CCDM RAdeg 326.83989333 DEdeg 42.93289861 EpRA 1990 1.59
EpDE 1990 1.62 E RAdeg 134.0 E DEdeg 124.3 Posflg D
Corr 0.0
CCDM
Ccdm 21474+4256 RComp Comp B Note1
Note2 Discov num A 405 DRAs DDEs
R dRAs Year 1902 Theta 275 Rho 1.6
Obs 4 Vmag 13.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15334 M ADS BDS N IDS IDS 21434N4228B
HIC