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Current system
21576+4938
HU 772


Nearby doubles
24' : 21552+4938
RAO 467

36' : 21547+4916
ES 525

37' : 21597+4907
HU 774

42' : 22016+4921
ES 831AB

45' : 21534+4921
ES 524AB

46' : 22018+4918
BKO 906AB

46' : 21568+4852
ES 829

51' : 22011+4901
RAO 470

51' : 21596+5025
ES 830

52' : 21573+5029
HDS3120

57' : 21526+4909
COU2445

57' : 21552+5030
BLL 56

60' : 22037+4946
GRF 19AB

60' : 21599+4843
HJ 1712

61' : 21526+5013
ES 1175

61' : 22033+4913
TDT3314

62' : 21595+5037
HJ 1710

64' : 22036+5004
TDT3316

66' : 21515+4910
ES 9008

67' : 22005+5038
TDT3288

70' : 21539+4839
COU2321

71' : 21564+4829
TVB 14

73' : 21514+4857
ES 9007

73' : 22043+4906
TDT3321

74' : 21549+5046
TDT3236

75' : 22028+4843
TDT3308



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21576+4938 HU 772

 
 
21h 57m 36.58s +49° 37' 49.2" P.A. 333.00 sep 0.3 mag 9.70,10.20 Sp F5
 
 
Coord 2000 21576+4938 Discov num HU  772 Comp Coord arcsec 2000 21 57 36.58 +49 37 49.2
Date first 1904 Date last 2016 Obs 15
Pa first 319 Pa last 333.2 P.A. Now (θ) 333.2°
Sep first 0.2 Sep last 0.346 Sep. Now (ρ) 0.346"
Mag pri 9.70 Mag sec 10.20 delta mag (ΔM) 0.5 Spectral class F5 (yellow-white)
Pri motion ra +023 Sec motion ra
Pri motion dec +034 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3613-01575-1
 
 
WDS 21576+4938 HU 772 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hu_1896 not - Hussey, W.F. 1896PASP....8..183H
Hu_1896 PASP 8, 183, 1896
Hu_1897 Ma - Hussey, W.J. 1897AJ.....17...97H
Hu_1897 AJ 17, 97, 1897
Hu_1898 Ma j Hussey, W.J. 1898AJ.....18..145H
Hu_1898 AJ 18, 145, 1898
Hu_1899 Ma j Hussey, W.J. 1899AN....150..175H
Hu_1899 AN 150, 175, 1899
Hu_1900a Ma - Hussey, W.J. 1900AJ.....20..192H
Hu_1900a AJ 20, 192, 1900
Hu_1900b Ma - Hussey, W.J. 1900AJ.....21...35H
Hu_1900b AJ 21, 35, 1900
Hu_1900c Ma j Hussey, W.J. 1900AN....152..329H
Hu_1900c AN 152, 329, #3645, 1900
Hu_1901a Ma j Hussey, W.J. 1901PLicO...5.....H
Hu_1901a +orb Pub. Lick Obs. 5, 1901
Hu_1901b Ma j Hussey, W.J. 1901LicOB...1...82H
Hu_1901b Lick Obs. Bull. 1, 82, 1901
Hu_1902a Ma j Hussey, W.J. 1902LicOB...1..161H
Hu_1902a Lick Obs. Bull. 1, 161, 1902
Hu_1902b Ma j Hussey, W.J. 1902LicOB...2....1H
Hu_1902b Lick Obs. Bull. 2, 1, 1902
Hu_1903a Ma j Hussey, W.J. 1903LicOB...2...73H
Hu_1903a Lick Obs. Bull. 2, 73, 1903
Hu_1903b Ma j Hussey, W.J. 1903LicOB...2..115H
Hu_1903b Lick Obs. Bull. 2, 115, 1903
Hu_1904a Ma j Hussey, W.J. 1904LicOB...2..180H
Hu_1904a Lick Obs. Bull. 2, 180, 1904
Hu_1904b Ma - Hussey, W.J. 1904LicOB...3...53H
Hu_1904b Lick Obs. Bull. 3, 53, 1904
Hu_1905a Ma - Hussey, W.J. 1905LicOB...3...95H
Hu_1905a Lick Obs. Bull. 3, 95, 1905
Hu_1905b Ma - Hussey, W.J. 1905LicOB...3..116H
Hu_1905b Lick Obs. Bull. 3, 116, 1905
Hu_1905c Ma - Hussey, W.J. 1905LicOB...3..151H
Hu_1905c Lick Obs. Bull. 3, 151, 1905
Hu_1906A Ma - Hussey, W.J. 1906MmRAS..56....1L
Hu_1906A cited by Lewis (MemRAS 56, 1, 1906)
Hu_1906B Ma - Hussey, W.J. 1906QB821.B972.....
Hu_1906B cited in BDS (Burnham Double Star Cat.), 1906
Hu_1907 Ma - Hussey, W.J. 1907LicOB...4..124H
Hu_1907 Lick Obs. Bull. 4, 124, 1907
Hu_1910 Ma - Hussey, W.J. 1910AJ.....21..105H
Hu_1910 AJ 21, 105, 1910
Hu_1911 Ma - Hussey, W.J. 1911LicOB...6..182H
Hu_1911 Lick Obs. Bull. 6, 182, 1911
Hu_1912a Ma - Hussey, W.J. 1915POMic...1..147H
Hu_1912a Pub. Univ. Michigan Obs. 1, 147, 1912
Hu_1912b Ma - Hussey, W.J. 1915POMic...1..160H
Hu_1912b Pub. Univ. Michigan Obs. 1, 160, 1912
Hu_1912c Ma - Hussey, W.J. 1915POMic...1..167H
Hu_1912c Pub. Univ. Michigan Obs. 1, 167, 1912
Hu_1927A Ma - Hussey, W.J. 1927sdsc.book......
Hu_1927A cited in SDS (Southern Double Star Cat.), 1927
Hu_1932A Ma - Hussey, W.J. 1932QB821.A43......
Hu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Hu_9999 Ma - Hussey, W.J. ...................
Hu_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
21576+4938 HU 772 2003 11 337 0.4 9.70 10.20 F5 215736.58+493749.2
21576+4938 HU 772 2008 13 330 0.4 9.70 10.20 F5 215736.58+493749.2
21576+4938 HU 772 2016 14 333 0.3 9.70 10.20 F5 215736.58+493749.2

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

 
 
WDS 21576+4938 HU 772 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21576+4938 HU 772 : MEASURES
 
 
No records found.

 
 
WDS 21576+4938 : VIRTUAL EYEPIECE
 
 

21576+4938 HU 772A mag 9.7 Sp F5 21576+4938 HU 772B sep 0.3 P.A. 341.90 mag 10.2 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21576+4938 : ALADIN DSS IMAGE @ 21h 57m 36.58s +49° 37' 49.2"
 
 
 
 
WDS 21576+4938 HU 772 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21576+4938 HU 772 distance=0' 21552+4938 RAO 467 distance=24' 21547+4916 ES 525 distance=36' 21597+4907 HU 774 distance=37' 22016+4921 ES 831AB distance=42' 22016+4921 ES 831AC distance=42' 22016+4921 ES 831AD distance=42' 22016+4921 ES 831AE distance=42' 22016+4921 ABH 156AF distance=42' 22016+4921 ABH 156AG distance=42' 22016+4921 ABH 156AH distance=42' 22016+4921 ABH 156AI distance=42' 22016+4921 ABH 156AJ distance=42' 22016+4921 ABH 156AK distance=42' 22016+4921 ABH 156AL distance=42' 22016+4921 ES 831AM distance=42' 21534+4921 ES 524AB distance=45' 21534+4921 ES 524BC distance=45' 22018+4918 BKO 906AB distance=46' 22018+4918 FYM 294AC distance=46' 21568+4852 ES 829 distance=46' 22011+4901 RAO 470 distance=51' 21596+5025 ES 830 distance=51' 21573+5029 HDS3120 distance=52' 21526+4909 COU2445 distance=57' 21552+5030 BLL 56 distance=57' 22037+4946 GRF 19AB distance=60' 22037+4946 GRF 19AC distance=60' 21599+4843 HJ 1712 distance=60' 21526+5013 ES 1175 distance=61' 22033+4913 TDT3314 distance=61' 21595+5037 HJ 1710 distance=62' 22036+5004 TDT3316 distance=64' 21515+4910 ES 9008 distance=66' 22005+5038 TDT3288 distance=67' 21539+4839 COU2321 distance=70' 21564+4829 TVB 14 distance=71' 21514+4857 ES 9007 distance=73' 22043+4906 TDT3321 distance=73' 21549+5046 TDT3236 distance=74' 22028+4843 TDT3308 distance=75' 21506+4908 ES 826 distance=76' 21558+5052 COU2656 distance=77' 21554+5052 TDT3244 distance=77' 21511+5023 HU 694 distance=78' 22028+4839 COU2322 distance=79' 22035+4841 ES 530AB distance=81' 22035+4841 LMP 46AC distance=81' 21575+4816 ES 682 distance=83' 21496+4908 DAM 297 distance=84' 21531+4826 COU2319AB distance=85' 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 21576+4938 HU 772 333 0.3
Show 21552+4938 RAO 467 204 3.4 24
Show 21547+4916 ES 525 123 5.3 36
Show 21597+4907 HU 774 195 0.2 37
Show 22016+4921 ES 831 AB 140 2.7 42
Show 22016+4921 ES 831 AC 310 20.5 42
Show 22016+4921 ES 831 AD 26 13.8 42
Show 22016+4921 ES 831 AE 70 16.0 42
Show 22016+4921 ABH 156 AF 256 49.2 42
Show 22016+4921 ABH 156 AG 309 82.0 42
Show 22016+4921 ABH 156 AH 319 79.4 42
Show 22016+4921 ABH 156 AI 56 72.8 42
Show 22016+4921 ABH 156 AJ 104 59.4 42
Show 22016+4921 ABH 156 AK 98 95.9 42
Show 22016+4921 ABH 156 AL 298 44.9 42
Show 22016+4921 ES 831 AM 153 15.5 42
Show 21534+4921 ES 524 AB 188 20.9 45
Show 21534+4921 ES 524 BC 3 4.7 45
Show 22018+4918 BKO 906 AB 58 7.3 46
Show 22018+4918 FYM 294 AC 92 19.0 46
Show 21568+4852 ES 829 297 6.3 46
Show 22011+4901 RAO 470 18 1.0 51
Show 21596+5025 ES 830 306 4.2 51
Show 21573+5029 HDS3120 190 0.9 52
Show 21526+4909 COU2445 18 1.4 57
Show 21552+5030 BLL 56 257 84.4 57
Show 22037+4946 GRF 19 AB 253 73.6 60
Show 22037+4946 GRF 19 AC 188 54.2 60
Show 21599+4843 HJ 1712 190 11.5 60
Show 21526+5013 ES 1175 211 9.9 61
Show 22033+4913 TDT3314 261 2.8 61
Show 21595+5037 HJ 1710 284 12.2 62
Show 22036+5004 TDT3316 304 0.5 64
Show 21515+4910 ES 9008 120 7.5 66
Show 22005+5038 TDT3288 47 0.7 67
Show 21539+4839 COU2321 255 0.7 70
Show 21564+4829 TVB 14 128 13.3 71
Show 21514+4857 ES 9007 102 6.7 73
Show 22043+4906 TDT3321 105 1.7 73
Show 21549+5046 TDT3236 232 0.5 74
Show 22028+4843 TDT3308 185 0.7 75
Show 21506+4908 ES 826 129 4.0 76
Show 21558+5052 COU2656 65 1.1 77
Show 21554+5052 TDT3244 122 0.6 77
Show 21511+5023 HU 694 192 1.6 78
Show 22028+4839 COU2322 160 1.1 79
Show 22035+4841 ES 530 AB 190 8.5 81
Show 22035+4841 LMP 46 AC 316 24.6 81
Show 21575+4816 ES 682 134 6.2 83
Show 21496+4908 DAM 297 170 8.4 84
Show 21531+4826 COU2319 AB 59 0.8 85

 
 
WDS 21576+4938 : COMPONENTS
 
 
  A
B pa=341.9°
sep=0.32"
 
 
21576+4938 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215736.58+493749.2 Mag 9.7 Spectral class F5 (yellow-white)
PmRA 23.00 PmDE 34.0 Tycho2 3613-01575-1
Tycho2
Tycho2 3613-01575-1 Pflag RAmdeg 329.40239986 DEmdeg 49.63033725
PmRA 29.2 PmDE 20.3 E RAmdeg 10 E DEmdeg 10
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.58 EpDEm 1990.50
Num 7 Q RAmdeg 1.1 Q DEmdeg 1.0 Q pmRA 1.2
Q pmDE 1.1 BTmag 9.553 E BTmag 0.020 VTmag 9.124
E VTmag 0.016 Prox 999 TYC T HIP
CCDM RAdeg 329.40229583 DEdeg 49.63028889 EpRA 1990 1.68
EpDE 1990 1.61 E RAdeg 9.5 E DEdeg 9.8 Posflg
Corr 0.0
CCDM
Ccdm 21576+4938 RComp Comp A Note1
Note2 Discov num DRAs 0.54 DDEs -10.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp PmNote *
PmRA 32 PmDE 27 Dm number +48 3558 Cat1 BD
Name2 +49 1896 Cat2 AGK2/3 HD M HD
ADS BDS A15497 M ADS BDS N IDS IDS 21538N4909A
HIC
 
 
21576+4938 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215736.57+493749.5 Mag 10.2 Calc delta mag 0.5
Calc coord yes
CCDM
Ccdm 21576+4938 RComp Comp B Note1
Note2 Discov num HU 772 DRAs DDEs
R dRAs Year 1958 Theta 333 Rho 0.3
Obs 6 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15497 M ADS BDS N IDS IDS 21538N4909B
HIC