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Doubles in session


Current system
12451+2724
HJ 521


Nearby doubles
14' : 12452+2736
LDS4261

14' : 12444+2713
COU 597

21' : 12445+2705
LAS 33

36' : 12463+2755
LDS4264

41' : 12454+2643
LDS4262

46' : 12434+2643
KPP1667

51' : 12424+2800
LAS 32

58' : 12409+2708
COU 596

58' : 12493+2733
HJ 522AB

60' : 12496+2721
LDS4279

62' : 12466+2625
BRT 160

63' : 12440+2622
LDS4258

64' : 12428+2820
LAS 31

66' : 12437+2620
LDS4257

66' : 12407+2757
LDS3053

67' : 12486+2636
KPP3260

73' : 12422+2622
A 1851

74' : 12479+2827
SKF2597

74' : 12413+2629
LDS4248

75' : 12475+2617
LDS4270

77' : 12499+2642
LDS4280

82' : 12392+2659
LDS4240

83' : 12417+2614
LDS1331

84' : 12508+2649
KPP 825

86' : 12515+2714
ES 439

91' : 12401+2621
CVR1459



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.

12451+2724 HJ 521

 
 
12h 45m 03.33s +27° 23' 36.4" P.A. 4.00 sep 36.2 mag 7.46,13.80 Sp K2III dist. 179.21 pc (584.58 l.y.)
 
 
Coord 2000 12451+2724 Discov num HJ  521 Comp Coord arcsec 2000 12 45 03.33 +27 23 36.4
Date first 1827 Date last 2015 Obs 8
Pa first 10 Pa last 4.1 P.A. Now (θ) 4.1°
Sep first 20.0 Sep last 36.16 Sep. Now (ρ) 36.16"
Mag pri 7.46 Mag sec 13.80 delta mag (ΔM) 6.34 Spectral class K2III (yellow-orange)
Pri motion ra -008 Sec motion ra
Pri motion dec -026 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices SAO 82471 HIP 62213 Tycho2 1992-01872-1
Gaia DR2 3962606513134687744 HD 110883 BD BD+28 2148 Distance 179.21
Distance ly 584.58
 
 
WDS 12451+2724 HJ 521 : 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
12451+2724 HJ 521 1904 2 4 33.7 7.46 13.80 K2III 124503.33+272336.4
12451+2724 HJ 521 2001 4 4 35.2 7.46 13.80 K2III 124503.33+272336.4
12451+2724 HJ 521 2010 5 4 35.7 7.46 13.80 K2III 124503.33+272336.4
12451+2724 HJ 521 2015 5 4 36.2 7.46 13.80 K2III 124503.33+272336.4

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

 
 
WDS 12451+2724 HJ 521 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12451+2724 HJ 521 : MEASURES
 
 
No records found.

 
 
WDS 12451+2724 : VIRTUAL EYEPIECE
 
 

12451+2724 HJ 521A mag 7.46 Sp K2III 12451+2724 HJ 521B sep 36.1 P.A. 3.60 mag 13.8 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 12451+2724 : ALADIN DSS IMAGE @ 12h 45m 03.33s +27° 23' 36.4"
 
 
 
 
WDS 12451+2724 HJ 521 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12451+2724 HJ 521 distance=0' 12452+2736 LDS4261 distance=14' 12444+2713 COU 597 distance=14' 12445+2705 LAS 33 distance=21' 12463+2755 LDS4264 distance=36' 12454+2643 LDS4262 distance=41' 12434+2643 KPP1667 distance=46' 12424+2800 LAS 32 distance=51' 12409+2708 COU 596 distance=58' 12493+2733 CHR 179Aa,Ab distance=58' 12493+2733 HJ 522AB distance=58' 12496+2721 LDS4279 distance=60' 12466+2625 BRT 160 distance=62' 12440+2622 LDS4258 distance=63' 12428+2820 LAS 31 distance=64' 12437+2620 LDS4257 distance=66' 12407+2757 LDS3053 distance=66' 12486+2636 KPP3260 distance=67' 12422+2622 A 1851 distance=73' 12479+2827 SKF2597 distance=74' 12413+2629 LDS4248 distance=74' 12475+2617 LDS4270 distance=75' 12499+2642 LDS4280 distance=77' 12392+2659 LDS4240 distance=82' 12417+2614 LDS1331 distance=83' 12508+2649 KPP 825 distance=84' 12515+2714 ES 439 distance=86' 12401+2621 CVR1459 distance=91' 12514+2800 SHN 167 distance=93' 12425+2849 LDS4253 distance=93' 12445+2551 SLW 766 distance=93' 12429+2555 ES 438 distance=94' 12519+2647 HDS1805 distance=99' 12522+2757 KPP 900 distance=102' 12506+2612 LDS3062 distance=103' 12405+2600 SKF2033 distance=104' 12381+2812 TDS8463 distance=105' 12514+2616 LDS4284 distance=108' 12505+2602 SKF1481 distance=110' 12428+2910 LDS4255 distance=111' 12426+2909 LDS3057 distance=111' 12496+2551 CVR1470AB distance=111' 12418+2542 LDS6264 distance=112' 12448+2530 COU 393 distance=114' 12538+2742 LDS1340 distance=119' 12410+2911 LDS3054 distance=120' 12371+2626 LDS4236 distance=122' 12529+2836 FMR 111 distance=127' 12445+2931 LDS4260 distance=128' 12358+2650 LDS4232 distance=129' 12535+2838 LDS3066 distance=135' 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 12451+2724 HJ 521 4 36.2
Show 12452+2736 LDS4261 41 41.0 14
Show 12444+2713 COU 597 102 0.3 14
Show 12445+2705 LAS 33 203 6.5 21
Show 12463+2755 LDS4264 274 4.8 36
Show 12454+2643 LDS4262 6 4.8 41
Show 12434+2643 KPP1667 336 12.8 46
Show 12424+2800 LAS 32 349 3.4 51
Show 12409+2708 COU 596 197 0.2 58
Show 12493+2733 CHR 179 Aa,Ab 7 0.3 58
Show 12493+2733 HJ 522 AB 26 42.5 58
Show 12496+2721 LDS4279 95 55.7 60
Show 12466+2625 BRT 160 15 4.6 62
Show 12440+2622 LDS4258 22 30.5 63
Show 12428+2820 LAS 31 266 6.7 64
Show 12437+2620 LDS4257 87 81.2 66
Show 12407+2757 LDS3053 187 6.4 66
Show 12486+2636 KPP3260 228 4.4 67
Show 12422+2622 A 1851 91 0.3 73
Show 12479+2827 SKF2597 274 50.5 74
Show 12413+2629 LDS4248 87 3.3 74
Show 12475+2617 LDS4270 234 166.2 75
Show 12499+2642 LDS4280 282 15.1 77
Show 12392+2659 LDS4240 177 98.8 82
Show 12417+2614 LDS1331 57 15.5 83
Show 12508+2649 KPP 825 341 7.0 84
Show 12515+2714 ES 439 67 2.1 86
Show 12401+2621 CVR1459 155 3.4 91
Show 12514+2800 SHN 167 -1 0.4 93
Show 12425+2849 LDS4253 268 273.7 93
Show 12445+2551 SLW 766 352 13.1 93
Show 12429+2555 ES 438 285 5.7 94
Show 12519+2647 HDS1805 184 0.5 99
Show 12522+2757 KPP 900 324 7.5 102
Show 12506+2612 LDS3062 247 29.1 103
Show 12405+2600 SKF2033 278 2.9 104
Show 12381+2812 TDS8463 129 1.3 105
Show 12514+2616 LDS4284 350 16.7 108
Show 12505+2602 SKF1481 63 1.3 110
Show 12428+2910 LDS4255 285 2.7 111
Show 12426+2909 LDS3057 61 84.4 111
Show 12496+2551 CVR1470 AB 208 3.8 111
Show 12418+2542 LDS6264 48 27.9 112
Show 12448+2530 COU 393 187 3.3 114
Show 12538+2742 LDS1340 32 97.6 119
Show 12410+2911 LDS3054 183 29.3 120
Show 12371+2626 LDS4236 62 36.1 122
Show 12529+2836 FMR 111 178 125.5 127
Show 12445+2931 LDS4260 271 159.9 128
Show 12358+2650 LDS4232 57 3.4 129
Show 12535+2838 LDS3066 299 105.7 135

 
 
WDS 12451+2724 : COMPONENTS
 
 
  A
B pa=3.6°
sep=36.14"
 
 
12451+2724 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 124503.33+272336.4 Mag 7.46 Spectral class K2III (yellow-orange)
PmRA -8.00 PmDE -26.0 SAO 82471 HIP 62213
Tycho2 1992-01872-1 HD 110883 BD BD+28 2148
Tycho2
Tycho2 1992-01872-1 Pflag RAmdeg 191.26386706 DEmdeg 27.39338882
PmRA -8.0 PmDE -26.2 E RAmdeg 6 E DEmdeg 6
E pmRA 1.1 E pmDE 1.0 EpRAm 1990.99 EpDEm 1991.04
Num 13 Q RAmdeg 0.5 Q DEmdeg 1.2 Q pmRA 0.5
Q pmDE 1.2 BTmag 8.838 E BTmag 0.018 VTmag 7.562
E VTmag 0.011 Prox 999 TYC T HIP 62213
CCDM RAdeg 191.26388806 DEdeg 27.39344889 EpRA 1990 1.70
EpDE 1990 1.71 E RAdeg 5.5 E DEdeg 6.1 Posflg
Corr 0.1
SAO
SAO 82471 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 -0.025 Vmag 7.8 SpType K0
Double code Source 34 CatNum 6227 DM BD+28 2148
DMcomp BDsup HD 110883 M HD 0
GC RA1950rad 3.32748586 DE1950rad 0.48288105 PmRA2000 -0.0008
PmDE2000 -0.021
Hipparcos
Catalog H HIP 62213 Proxy RAhms 12 45 03.33
DEdms +27 23 36.4 Vmag 7.44 VarFlag R Vmag H
RAdeg 191.264 DEdeg 27.3935 AstroRef Plx 5.17
CCDM 12451+2724 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 110883 BD BD+28 2148
CD CP Dm number +28 2148 VIred 1.04
SpType K2III R SpType Coord arcsec 2000 124503.33+272336.4
Hipparcos 2
HIP 62213 Sn 5 So 0 Nc 1
RArad 3.3381846028 DErad 0.4781059273 Plx 5.58 PmRA -8.43
PmDE -26.1 E RArad 0.51 E DErad 0.61 E Plx 0.74
E pmRA 0.78 E pmDE 0.62 Hpmag 7.6107 E Hpmag 0.0013
SHp 0.009 VA 0 BV 1.08 E BV 0.013
VI 1.04
CCDM
Ccdm 12451+2724 RComp Comp A Note1
Note2 Discov num DRAs -2.71 DDEs -23.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.5 Sp K0 PmNote *
PmRA -16 PmDE -25 Dm number +28 2148 Cat1 BD
Name2 +27 1249 Cat2 AGK2/3 HD 110883 M HD
ADS BDS B 6262 M ADS BDS N IDS IDS 12402N2756A
HIC 62213
 
 
12451+2724 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 124503.50+272412.5 Mag 13.8 Calc delta mag 6.34
Calc coord yes
CCDM
Ccdm 12451+2724 RComp Comp B Note1
Note2 Discov num HJ 521 DRAs DDEs
R dRAs Year 1875 Theta 003 Rho 32.8
Obs 1 Vmag 13.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B 6262 M ADS BDS N IDS IDS 12402N2756B
HIC