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Doubles in session


Current system
21547+7307
HJ 3081


Nearby doubles
15' : 21563+7321
MLB 427

21' : 21592+7311
BU 1509

29' : 21482+7303
MLB 426

42' : 22043+7311
A 894

46' : 22041+7328
MLR 255

47' : 21592+7225
MLB 429

49' : 21562+7220
HJ 3082

50' : 21561+7356
UC 4603

51' : 21555+7358
UC 4599AB

54' : 21581+7359
UC 4615

55' : 21546+7401
UC 4594

55' : 21537+7402
UC 4591

57' : 21580+7213
MLB 428

58' : 21560+7404
UC 4601AB

59' : 22075+7251
LDS1970

62' : 21566+7408
UC 4607

65' : 22087+7330
TDT3364

66' : 21503+7410
UC 4578AB

67' : 21431+7225
NSN 747

68' : 21493+7410
UC 4573

73' : 21515+7419
UC 4582

74' : 21461+7411
SKF1102

75' : 22008+7417
LDS1966

80' : 21585+7425
KPP 501

80' : 22129+7318
STF2893

83' : 21409+7406
UC 4524



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.

21547+7307 HJ 3081

 
 
21h 54m 41.92s +73° 07' 09.1" P.A. 315.00 sep 32.2 mag 9.85,11.07
 
 
Coord 2000 21547+7307 Discov num HJ 3081 Comp Coord arcsec 2000 21 54 41.92 +73 07 09.1
Date first 1831 Date last 2015 Obs 14
Pa first 318 Pa last 315 P.A. Now (θ) 315°
Sep first 22.0 Sep last 32.216 Sep. Now (ρ) 32.216"
Mag pri 9.85 Mag sec 11.07 delta mag (ΔM) 1.22 Spectral class
Pri motion ra -002 Sec motion ra -003
Pri motion dec -001 Sec motion dec +001
Notes
rPM=0.707
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4470-00136-1 Gaia DR2 2272910406875901440
 
 
WDS 21547+7307 HJ 3081 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma 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
21547+7307 HJ 3081 1999 7 315 32.2 9.85 11.07 D 215441.92+730709.1
21547+7307 HJ 3081 2010 8 315 32.3 9.85 11.07 D 215441.92+730709.1
21547+7307 HJ 3081 2015 11 315 32.2 9.85 11.07 215441.92+730709.1

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

 
 
WDS 21547+7307 HJ 3081 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21547+7307 HJ 3081 : MEASURES
 
 
No records found.

 
 
WDS 21547+7307 : VIRTUAL EYEPIECE
 
 

21547+7307 HJ 3081A mag 9.85 21547+7307 HJ 3081B sep 23.7 P.A. 343.80 mag 11.07 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 21547+7307 : ALADIN DSS IMAGE @ 21h 54m 41.92s +73° 07' 09.1"
 
 
 
 
WDS 21547+7307 HJ 3081 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21547+7307 HJ 3081 distance=0' 21563+7321 MLB 427 distance=15' 21592+7311 BU 1509 distance=21' 21482+7303 MLB 426 distance=29' 22043+7311 A 894 distance=42' 22041+7328 MLR 255 distance=46' 21592+7225 MLB 429 distance=47' 21562+7220 HJ 3082 distance=49' 21561+7356 UC 4603 distance=50' 21555+7358 UC 4599AB distance=51' 21555+7358 UC 4599DE distance=51' 21555+7358 UC 4599BC distance=52' 21555+7358 UC 4599CD distance=52' 21581+7359 UC 4615 distance=54' 21546+7401 UC 4594 distance=55' 21537+7402 UC 4591 distance=55' 21580+7213 MLB 428 distance=57' 21560+7404 UC 4601AB distance=58' 21560+7404 UC 4601AC distance=58' 21560+7404 UC 4601CD distance=58' 21560+7404 UC 4601BD distance=58' 22075+7251 LDS1970 distance=59' 21566+7408 UC 4607 distance=62' 21503+7410 UC 4578BC distance=65' 22087+7330 TDT3364 distance=65' 21503+7410 UC 4578AB distance=66' 21503+7410 UC 4578AC distance=66' 21431+7225 NSN 747 distance=67' 21493+7410 UC 4573 distance=68' 21515+7419 UC 4582 distance=73' 21461+7411 SKF1102 distance=74' 22008+7417 LDS1966 distance=75' 21585+7425 KPP 501 distance=80' 22129+7318 STF2893 distance=80' 21409+7406 UC 4524 distance=83' 21363+7247 HJ 3051 distance=84' 21502+7146 A 1225 distance=84' 22057+7151 KPP2538 distance=91' 22139+7228 A 895 distance=94' 22064+7430 STF2874 distance=96' 21391+7421 KPP4240 distance=99' 21398+7425 MLR 250 distance=101' 22082+7438 MLR 256 distance=107' 22065+7445 LDS1967 distance=110' 22143+7420 LDS1973 distance=111' 21460+7515 UC 4555 distance=133' 22115+7502 LDS1972AB distance=135' 22115+7502 LDS1972Aa,Ab distance=135' 21362+7115 MLR 249 distance=141' 22068+7058 HJ 3096 distance=141' 21374+7513 STT 449 distance=145' 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 21547+7307 HJ 3081 315 32.2
Show 21563+7321 MLB 427 161 2.6 15
Show 21592+7311 BU 1509 169 118.7 21
Show 21482+7303 MLB 426 116 2.4 29
Show 22043+7311 A 894 149 0.4 42
Show 22041+7328 MLR 255 247 1.9 46
Show 21592+7225 MLB 429 229 3.3 47
Show 21562+7220 HJ 3082 80 10.5 49
Show 21561+7356 UC 4603 241 30.5 50
Show 21555+7358 UC 4599 AB 321 62.5 51
Show 21555+7358 UC 4599 DE 227 67.4 51
Show 21555+7358 UC 4599 BC 305 42.2 52
Show 21555+7358 UC 4599 CD 243 85.4 52
Show 21581+7359 UC 4615 201 39.7 54
Show 21546+7401 UC 4594 146 57.4 55
Show 21537+7402 UC 4591 233 43.9 55
Show 21580+7213 MLB 428 79 5.5 57
Show 21560+7404 UC 4601 AB 29 32.1 58
Show 21560+7404 UC 4601 AC 303 53.1 58
Show 21560+7404 UC 4601 CD 137 33.9 58
Show 21560+7404 UC 4601 BD 237 43.9 58
Show 22075+7251 LDS1970 359 4.2 59
Show 21566+7408 UC 4607 118 51.7 62
Show 21503+7410 UC 4578 BC 48 71.7 65
Show 22087+7330 TDT3364 229 1.5 65
Show 21503+7410 UC 4578 AB 187 73.6 66
Show 21503+7410 UC 4578 AC 120 51.1 66
Show 21431+7225 NSN 747 59 1.0 67
Show 21493+7410 UC 4573 264 51.6 68
Show 21515+7419 UC 4582 96 50.5 73
Show 21461+7411 SKF1102 184 2.3 74
Show 22008+7417 LDS1966 155 1.9 75
Show 21585+7425 KPP 501 92 3.4 80
Show 22129+7318 STF2893 347 28.9 80
Show 21409+7406 UC 4524 143 46.4 83
Show 21363+7247 HJ 3051 183 13.5 84
Show 21502+7146 A 1225 193 1.1 84
Show 22057+7151 KPP2538 52 22.9 91
Show 22139+7228 A 895 182 1.3 94
Show 22064+7430 STF2874 149 9.8 96
Show 21391+7421 KPP4240 238 6.8 99
Show 21398+7425 MLR 250 315 0.7 101
Show 22082+7438 MLR 256 156 0.3 107
Show 22065+7445 LDS1967 42 44.9 110
Show 22143+7420 LDS1973 277 3.0 111
Show 21460+7515 UC 4555 332 16.7 133
Show 22115+7502 LDS1972 AB 298 17.8 135
Show 22115+7502 LDS1972 Aa,Ab 253 3.6 135
Show 21362+7115 MLR 249 263 1.3 141
Show 22068+7058 HJ 3096 340 8.4 141
Show 21374+7513 STT 449 127 1.2 145

 
 
WDS 21547+7307 : COMPONENTS
 
 
  A
B pa=343.8°
sep=23.72"
 
 
21547+7307 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215441.92+730709.1 Mag 9.85 PmRA -2.00
PmDE -1.0 Tycho2 4470-00136-1 DM BD+72 1004
Tycho2
Tycho2 4470-00136-1 Pflag RAmdeg 328.67465122 DEmdeg 73.11920821
PmRA -3.8 PmDE 0.4 E RAmdeg 14 E DEmdeg 16
E pmRA 1.7 E pmDE 1.8 EpRAm 1991.03 EpDEm 1990.88
Num 3 Q RAmdeg 1.0 Q DEmdeg 1.4 Q pmRA 1.0
Q pmDE 1.3 BTmag 10.400 E BTmag 0.028 VTmag 9.847
E VTmag 0.024 Prox 322 TYC T HIP
CCDM RAdeg 328.67468139 DEdeg 73.11920722 EpRA 1990 1.71
EpDE 1990 1.73 E RAdeg 14.2 E DEdeg 16.4 Posflg
Corr 0.0
CCDM
Ccdm 21547+7307 RComp Comp A Note1
Note2 Discov num DRAs -0.05 DDEs 8.9
R dRAs 65 Year Theta Rho
Obs 2 Vmag 10.6 Sp PmNote
PmRA 4 PmDE -2 Dm number +72 1004 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS B11414 M ADS BDS N IDS IDS 21534N7239A
HIC
 
 
21547+7307 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215440.40+730731.9 Mag 11.07 PmRA -3.00
PmDE 1.0 Calc delta mag 1.22 Calc coord yes
CCDM
Ccdm 21547+7307 RComp Comp B Note1
Note2 Discov num HJ 3081 DRAs -5.30 DDEs 31.9
R dRAs 65 Year 1908 Theta 317 Rho 32.5
Obs 2 Vmag 11.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B11414 M ADS BDS N IDS IDS 21534N7239B
HIC