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Doubles in session


Current system
07013-2904
HJ 3913
HD 52781


Nearby doubles
21' : 07024-2848
RST1334

22' : 06599-2914
TDS4363

24' : 06597-2856
TDS4359

29' : 07032-2848
RST1335

34' : 07037-2917
TDS4432

37' : 06586-2858
CPO 7
Adhara

48' : 07018-2951
RST 224

50' : 07025-2816
TDS4409

52' : 07034-2948
HJ 2361

54' : 07049-2930
RST 229AB

55' : 07034-2951
TDS4426

59' : 07046-2942
HJ 3923AB

63' : 06569-2842
I 432

64' : 07062-2859
TDS4469

64' : 07056-2833
B 1054

66' : 06566-2925
B 1522AB

68' : 07017-2756
B 126
Nganurganity

69' : 07065-2851
TDS4476

70' : 07066-2903
RST1337

71' : 07067-2907
RST1338

72' : 07006-3013
BRT2882

74' : 06596-2754
SEE 73

81' : 06552-2902
RST1329

82' : 07018-2742
B 709

83' : 06560-2947
KPP 150

88' : 06558-2817
RST1330



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.

07013-2904 HJ 3913 (HD 52781)

 
 
07h 01m 20.97s -29° 03' 21.3" P.A. 131.00 sep 8.0 mag 9.39,10.52 Sp B9V
 
 
Coord 2000 07013-2904 Discov num HJ 3913 Comp Coord arcsec 2000 07 01 20.97 -29 03 21.3
Date first 1835 Date last 2015 Obs 10
Pa first 129 Pa last 130.8 P.A. Now (θ) 130.8°
Sep first 6.0 Sep last 8.014 Sep. Now (ρ) 8.014"
Mag pri 9.39 Mag sec 10.52 delta mag (ΔM) 1.13 Spectral class B9V (blue-white)
Pri motion ra -009 Sec motion ra +004
Pri motion dec +003 Sec motion dec -003
Notes
rPM=1.509
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 52781 Constellation Canis Major SAO 172778 Tycho2 6535-01818-1
Gaia DR2 5608090805870313344 HD 52781
 
 
WDS 07013-2904 HJ 3913 (HD 52781) : 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
07013-2904 HJ 3913 1999 7 131 8.0 9.39 10.52 B9V D 070120.97-290321.3
07013-2904 HJ 3913 2010 9 130 8.0 9.39 10.52 B9V 070120.97-290321.3
07013-2904 HJ 3913 2015 10 131 8.0 9.39 10.52 B9V 070120.97-290321.3

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

 
 
WDS 07013-2904 HJ 3913 (HD 52781) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07013-2904 HJ 3913 (HD 52781) : MEASURES
 
 
No records found.

 
 
WDS 07013-2904 (HD 52781) : VIRTUAL EYEPIECE
 
 

07013-2904 HJ 3913A mag 9.39 Sp B9V 07013-2904 HJ 3913B sep 7.5 P.A. 134.60 mag 10.52 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 07013-2904 (HD 52781) : ALADIN DSS IMAGE @ 07h 01m 20.97s -29° 03' 21.3"
 
 
 
 
WDS 07013-2904 HJ 3913 (HD 52781) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07013-2904 HJ 3913 distance=0' 07024-2848 RST1334 distance=21' 06599-2914 TDS4363 distance=22' 06597-2856 TDS4359 distance=24' 07032-2848 RST1335 distance=29' 07037-2917 TDS4432 distance=34' 06586-2858 CPO 7 (Adhara) distance=37' 07018-2951 RST 224 distance=48' 07025-2816 TDS4409 distance=50' 07034-2948 HJ 2361 distance=52' 07049-2930 RST 229AB distance=54' 07049-2930 DAM 431AC distance=54' 07034-2951 TDS4426 distance=55' 07046-2942 HJ 3923AB distance=59' 07046-2942 HJ 3923AC distance=59' 06569-2842 I 432 distance=63' 07062-2859 TDS4469 distance=64' 07056-2833 B 1054 distance=64' 06566-2925 B 1522AB distance=66' 06566-2925 HJ 2356AB,C distance=66' 07017-2756 B 126 (Nganurganity) distance=68' 07065-2851 TDS4476 distance=69' 07066-2903 RST1337 distance=70' 07067-2907 RST1338 distance=71' 07006-3013 BRT2882 distance=72' 06596-2754 SEE 73 distance=74' 06552-2902 RST1329 distance=81' 07018-2742 B 709 distance=82' 06560-2947 KPP 150 distance=83' 06558-2817 RST1330 distance=88' 07078-2926 SKF1440 distance=89' 07078-2931 TDS4501 distance=89' 07062-3010 BRT2883 distance=92' 07038-2736 KPP1473 distance=93' 07013-3037 TOB 4 distance=94' 06585-2736 RST 219 distance=95' 06585-3031 B 1525 distance=95' 07047-2739 KPP1947 distance=96' 06548-2822 B 1521 distance=96' 06550-2816 TDS4283 distance=96' 06559-3007 COX 1AB distance=96' 06559-3007 B 9003AC distance=96' 07012-3040 JSP 874 distance=97' 07061-3018 WFC 50 distance=97' 07086-2931 B 1529 distance=99' 07074-2804 TDS4492 distance=100' 06574-3029 COO 280 distance=100' 06572-3030 TOB 3 distance=102' 07066-2748 HJ 2363 distance=103' 07083-2816 DAM1366 distance=103' 07081-2812 RST3493 distance=103' 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 07013-2904 HJ 3913 131 8.0
Show 07024-2848 RST1334 138 3.5 21
Show 06599-2914 TDS4363 156 0.5 22
Show 06597-2856 TDS4359 13 0.4 24
Show 07032-2848 RST1335 192 2.9 29
Show 07037-2917 TDS4432 260 3.0 34
Show Adhara 06586-2858 CPO 7 162 7.9 37
Show 07018-2951 RST 224 228 1.1 48
Show 07025-2816 TDS4409 357 0.4 50
Show 07034-2948 HJ 2361 129 18.2 52
Show 07049-2930 RST 229 AB 309 2.5 54
Show 07049-2930 DAM 431 AC 205 5.0 54
Show 07034-2951 TDS4426 206 0.5 55
Show 07046-2942 HJ 3923 AB 202 11.1 59
Show 07046-2942 HJ 3923 AC 33 53.9 59
Show 06569-2842 I 432 184 0.6 63
Show 07062-2859 TDS4469 289 2.3 64
Show 07056-2833 B 1054 350 5.0 64
Show 06566-2925 B 1522 AB 340 0.4 66
Show 06566-2925 HJ 2356 AB,C 77 18.1 66
Show Nganurganity 07017-2756 B 126 152 11.1 68
Show 07065-2851 TDS4476 18 0.8 69
Show 07066-2903 RST1337 219 0.7 70
Show 07067-2907 RST1338 18 1.4 71
Show 07006-3013 BRT2882 254 4.3 72
Show 06596-2754 SEE 73 5 0.3 74
Show 06552-2902 RST1329 37 0.7 81
Show 07018-2742 B 709 3 4.9 82
Show 06560-2947 KPP 150 175 3.7 83
Show 06558-2817 RST1330 211 2.4 88
Show 07078-2926 SKF1440 255 9.5 89
Show 07078-2931 TDS4501 165 0.5 89
Show 07062-3010 BRT2883 276 3.8 92
Show 07038-2736 KPP1473 183 11.1 93
Show 07013-3037 TOB 4 198 48.8 94
Show 06585-2736 RST 219 112 0.1 95
Show 06585-3031 B 1525 343 1.7 95
Show 07047-2739 KPP1947 102 15.4 96
Show 06548-2822 B 1521 192 2.3 96
Show 06550-2816 TDS4283 196 1.0 96
Show 06559-3007 COX 1 AB 237 3.7 96
Show 06559-3007 B 9003 AC 42 27.3 96
Show 07012-3040 JSP 874 318 18.8 97
Show 07061-3018 WFC 50 328 7.8 97
Show 07086-2931 B 1529 20 3.5 99
Show 07074-2804 TDS4492 147 4.2 100
Show 06574-3029 COO 280 292 7.4 100
Show 06572-3030 TOB 3 89 26.6 102
Show 07066-2748 HJ 2363 322 12.3 103
Show 07083-2816 DAM1366 230 12.4 103
Show 07081-2812 RST3493 356 1.2 103

 
 
WDS 07013-2904 : COMPONENTS
 
 
  A
B pa=134.6°
sep=7.45"
 
 
07013-2904 A
 
 
Componente originario normalizzato AB Name HD 52781 Coord arcsec 2000 070120.97-290321.3 Mag 9.39
Spectral class B9V (blue-white) PmRA -9.00 PmDE 3.0 SAO 172778
Tycho2 6535-01818-1 HD 52781 DM CD-28 3727
Tycho2
Tycho2 6535-01818-1 Pflag RAmdeg 105.33737561 DEmdeg -29.05590302
PmRA -5.1 PmDE -11.0 E RAmdeg 9 E DEmdeg 8
E pmRA 3.6 E pmDE 3.2 EpRAm 1991.40 EpDEm 1991.59
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 9.345 E BTmag 0.018 VTmag 9.393
E VTmag 0.017 Prox 80 TYC T HIP
CCDM RAdeg 105.33738972 DEdeg -29.05587750 EpRA 1990 1.48
EpDE 1990 1.67 E RAdeg 9.0 E DEdeg 7.9 Posflg
Corr -0.1
SAO
SAO 172778 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 0.072 Vmag 8.7 SpType A0
Double code Source 24 CatNum 3523 DM CD-28 3727
DMcomp BDsup HD 52781 M HD 0
GC RA1950rad 1.82990448 DE1950rad -0.50585106 PmRA2000 -0.0006
PmDE2000 0.074
 
 
07013-2904 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 070121.37-290326.5 Mag 10.52 PmRA 4.00
PmDE -3.0 Tycho2 6535-01818-2 Calc delta mag 1.13 Calc coord yes
Tycho2
Tycho2 6535-01818-2 Pflag RAmdeg 105.33930270 DEmdeg -29.05732985
PmRA -6.3 PmDE -1.1 E RAmdeg 24 E DEmdeg 20
E pmRA 3.7 E pmDE 3.3 EpRAm 1990.94 EpDEm 1991.24
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 10.515 E BTmag 0.032 VTmag 10.520
E VTmag 0.040 Prox 80 TYC T HIP
CCDM RAdeg 105.33931944 DEdeg -29.05732750 EpRA 1990 1.47
EpDE 1990 1.72 E RAdeg 24.0 E DEdeg 19.6 Posflg
Corr -0.2