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Current system
21071+4134
HJ 1613


Nearby doubles
7' : 21076+4137
BVD 159

9' : 21070+4125
BU 988AB

25' : 21050+4125
COU2298

28' : 21048+4144
COU2434

33' : 21092+4152
LDS2491

37' : 21039+4138
STTA214AB

40' : 21054+4058
TDT2732

41' : 21082+4055
AG 414

45' : 21032+4131
LDS2484

48' : 21044+4057
ROE 44

50' : 21032+4158
COU2432

53' : 21023+4139
ROE 21

54' : 21115+4115
STT 431AB

56' : 21027+4130
LDS2482

56' : 21037+4053
LDS2485

59' : 21119+4158
LDS2493

62' : 21041+4225
GII 54

62' : 21040+4225
COU2433

65' : 21097+4230
GRV 428

68' : 21121+4123
LDS2494

69' : 21027+4218
LDS6351

70' : 21019+4055
TDT2704

70' : 21056+4241
TDT2735

73' : 21068+4021
ES 1989

76' : 21109+4034
ES 255

77' : 21062+4249
KPP1022



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.

21071+4134 HJ 1613

 
 
21h 07m 04.12s +41° 33' 33.8" P.A. 5.00 sep 16.4 mag 10.06,13.25 Sp F2
 
 
Coord 2000 21071+4134 Discov num HJ 1613 Comp Coord arcsec 2000 21 07 04.12 +41 33 33.8
Date first 1893 Date last 2015 Obs 13
Pa first 3 Pa last 4.9 P.A. Now (θ) 4.9°
Sep first 14.5 Sep last 16.393 Sep. Now (ρ) 16.393"
Mag pri 10.06 Mag sec 13.25 delta mag (ΔM) 3.19 Spectral class F2 (yellow-white)
Pri motion ra -013 Sec motion ra -009
Pri motion dec -023 Sec motion dec -006
Notes U (Proper motion indicates non-physical)
rPM=0.661
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3176-01787-1 Gaia DR2 1969411903033142400
 
 
WDS 21071+4134 HJ 1613 : 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
21071+4134 HJ 1613 2003 5 4 16.1 10.06 12.10 F2 DU 210704.12+413333.8
21071+4134 HJ 1613 2008 6 5 16.2 10.06 12.10 F2 DU 210704.12+413333.8
21071+4134 HJ 1613 2012 8 5 16.4 10.06 12.10 F2 UD 210704.12+413333.8
21071+4134 HJ 1613 2015 11 5 16.4 10.06 13.25 F2 U 210704.12+413333.8

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

 
 
WDS 21071+4134 HJ 1613 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21071+4134 HJ 1613 : MEASURES
 
 
No records found.

 
 
WDS 21071+4134 : VIRTUAL EYEPIECE
 
 

21071+4134 HJ 1613A mag 10.06 Sp F2 21071+4134 HJ 1613B sep 16.4 P.A. 3.70 mag 13.25 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21071+4134 : ALADIN DSS IMAGE @ 21h 07m 04.12s +41° 33' 33.8"
 
 
 
 
WDS 21071+4134 HJ 1613 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21071+4134 HJ 1613 distance=0' 21076+4137 BVD 159 distance=7' 21070+4125 BU 988AB distance=9' 21070+4125 BU 988AC distance=9' 21050+4125 COU2298 distance=25' 21048+4144 COU2434 distance=28' 21092+4152 LDS2491 distance=33' 21039+4138 STTA214BC distance=37' 21039+4138 STTA214AB distance=37' 21054+4058 TDT2732 distance=40' 21082+4055 AG 414 distance=41' 21032+4131 LDS2484 distance=45' 21044+4057 ROE 44 distance=48' 21032+4158 COU2432 distance=50' 21023+4139 ROE 21 distance=53' 21115+4115 STT 431AB distance=54' 21115+4115 STT 431AC distance=54' 21115+4115 STT 431BC distance=54' 21027+4130 LDS2482 distance=56' 21037+4053 LDS2485 distance=56' 21119+4158 LDS2493 distance=59' 21041+4225 GII 54 distance=62' 21040+4225 COU2433 distance=62' 21097+4230 GRV 428 distance=65' 21121+4123 LDS2494 distance=68' 21027+4218 LDS6351 distance=69' 21019+4055 TDT2704 distance=70' 21056+4241 TDT2735 distance=70' 21068+4021 ES 1989 distance=73' 21109+4034 ES 255 distance=76' 21062+4249 KPP1022 distance=77' 21050+4021 COU2135 distance=77' 21115+4233 COU2225 distance=78' 21133+4208 LDS2496 distance=79' 21022+4235 ES 1577 distance=82' 21024+4236 ES 1578 distance=82' 21069+4256 ES 1580 distance=83' 21032+4024 ES 1986 distance=83' 21144+4124 LDS2499 distance=83' 21054+4256 ES 1579 distance=85' 21014+4037 HDS2995 distance=86' 21143+4109 STT 432 distance=86' 21147+4143 POP1231 distance=86' 21108+4249 VKI 40 distance=86' 21099+4013 COU1968 distance=87' 21104+4253 BRT1144BC distance=87' 21104+4253 BRT1144AB distance=87' 21104+4253 BRT1144AC distance=87' 21142+4211 COU2226 distance=88' 21129+4033 ES 256 distance=89' 21140+4051 KPP1300 distance=90' 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 21071+4134 HJ 1613 5 16.4
Show 21076+4137 BVD 159 49 4.3 7
Show 21070+4125 BU 988 AB 223 1.2 9
Show 21070+4125 BU 988 AC 5 9.3 9
Show 21050+4125 COU2298 147 0.9 25
Show 21048+4144 COU2434 189 0.9 28
Show 21092+4152 LDS2491 184 17.0 33
Show 21039+4138 STTA214 BC 244 106.3 37
Show 21039+4138 STTA214 AB 184 57.4 37
Show 21054+4058 TDT2732 64 0.7 40
Show 21082+4055 AG 414 108 5.3 41
Show 21032+4131 LDS2484 33 8.7 45
Show 21044+4057 ROE 44 43 7.2 48
Show 21032+4158 COU2432 24 0.8 50
Show 21023+4139 ROE 21 224 9.1 53
Show 21115+4115 STT 431 AB 127 2.6 54
Show 21115+4115 STT 431 AC 356 55.4 54
Show 21115+4115 STT 431 BC 354 57.1 54
Show 21027+4130 LDS2482 53 3.0 56
Show 21037+4053 LDS2485 226 15.3 56
Show 21119+4158 LDS2493 77 60.2 59
Show 21041+4225 GII 54 246 5.3 62
Show 21040+4225 COU2433 52 0.3 62
Show 21097+4230 GRV 428 142 40.9 65
Show 21121+4123 LDS2494 212 2.0 68
Show 21027+4218 LDS6351 156 134.5 69
Show 21019+4055 TDT2704 316 1.1 70
Show 21056+4241 TDT2735 95 0.5 70
Show 21068+4021 ES 1989 174 6.0 73
Show 21109+4034 ES 255 34 4.6 76
Show 21062+4249 KPP1022 29 8.2 77
Show 21050+4021 COU2135 351 0.2 77
Show 21115+4233 COU2225 82 2.1 78
Show 21133+4208 LDS2496 274 45.8 79
Show 21022+4235 ES 1577 41 5.8 82
Show 21024+4236 ES 1578 233 2.8 82
Show 21069+4256 ES 1580 88 3.8 83
Show 21032+4024 ES 1986 21 4.2 83
Show 21144+4124 LDS2499 320 6.2 83
Show 21054+4256 ES 1579 273 4.3 85
Show 21014+4037 HDS2995 97 0.1 86
Show 21143+4109 STT 432 115 1.3 86
Show 21147+4143 POP1231 269 54.6 86
Show 21108+4249 VKI 40 255 3.8 86
Show 21099+4013 COU1968 104 0.2 87
Show 21104+4253 BRT1144 BC 309 3.3 87
Show 21104+4253 BRT1144 AB 19 2.9 87
Show 21104+4253 BRT1144 AC 341 5.1 87
Show 21142+4211 COU2226 120 0.3 88
Show 21129+4033 ES 256 281 4.5 89
Show 21140+4051 KPP1300 32 9.9 90

 
 
WDS 21071+4134 : COMPONENTS
 
 
  A
B pa=3.7°
sep=16.37"
 
 
21071+4134 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210704.12+413333.8 Mag 10.06 Spectral class F2 (yellow-white)
PmRA -13.00 PmDE -23.0 Tycho2 3176-01787-1
Tycho2
Tycho2 3176-01787-1 Pflag RAmdeg 316.76718904 DEmdeg 41.55941180
PmRA -13.5 PmDE -21.4 E RAmdeg 17 E DEmdeg 16
E pmRA 1.2 E pmDE 1.2 EpRAm 1988.89 EpDEm 1988.77
Num 7 Q RAmdeg 0.6 Q DEmdeg 1.4 Q pmRA 0.6
Q pmDE 1.4 BTmag 10.579 E BTmag 0.032 VTmag 10.058
E VTmag 0.027 Prox 999 TYC T HIP
CCDM RAdeg 316.76723056 DEdeg 41.55945944 EpRA 1990 1.64
EpDE 1990 1.76 E RAdeg 18.1 E DEdeg 17.1 Posflg
Corr 0.1
CCDM
Ccdm 21071+4134 RComp Comp A Note1
Note2 Discov num DRAs -1.98 DDEs -26.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp PmNote *
PmRA -23 PmDE -32 Dm number +40 4414 Cat1 BD
Name2 +41 2008 Cat2 AGK2/3 HD M HD
ADS BDS B10758 M ADS BDS N IDS IDS 21033N4108A
HIC
 
 
21071+4134 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210704.21+413350.1 Mag 13.25 PmRA -9.00
PmDE -6.0 Calc delta mag 3.19 Calc coord yes
CCDM
Ccdm 21071+4134 RComp Comp B Note1
Note2 Discov num HJ 1613 DRAs DDEs
R dRAs Year 1828 Theta 001 Rho 10.0
Obs 1 Vmag 11.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B10758 M ADS BDS N IDS IDS 21033N4108B
HIC