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Doubles in session


Current system
07171-1202
A 2123 AB
HD 56593


Nearby doubles
18' : 07159-1159
DBR 277AB

46' : 07201-1212
TDS4716

52' : 07179-1112
TDS4685

54' : 07135-1205
BRT2662

57' : 07162-1108
BRT2663

57' : 07159-1108
DAM 743

60' : 07133-1142
NSN 89

62' : 07211-1217
RST3509

62' : 07155-1106
J 2459

63' : 07135-1235
SKF2789

64' : 07181-1304
BRT2664AB

65' : 07212-1140
NSN 88

70' : 07137-1115
GWP 878

71' : 07135-1129
HJ 755

71' : 07182-1311
DBR 278

72' : 07188-1309
DBR 280

78' : 07218-1127
BRT2665

79' : 07185-1317
DBR 279

80' : 07174-1322
BRT1869

81' : 07225-1218
TDS 364

85' : 07157-1040
J 2798

86' : 07144-1318
BRT1867

87' : 07136-1310
RST3500

88' : 07171-1036
J 2461

88' : 07189-1326
RST3507

89' : 07231-1218
BRT2667



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.

07171-1202 A 2123 AB (HD 56593)

 
 
07h 17m 06.96s -12° 02' 01.6" P.A. 3.00 sep 0.4 mag 8.61,6.96 Sp F5V dist. 46.3 pc (151.03 l.y.)
 
 
Coord 2000 07171-1202 Discov num A  2123 Comp AB Coord arcsec 2000 07 17 06.96 -12 02 01.6
Date first 1910 Date last 2019 Obs 47
Pa first 336 Pa last 2.7 P.A. Now (θ) 6°
Sep first 0.3 Sep last 0.365 Sep. Now (ρ) 0.349"
Mag pri 8.61 Mag sec 6.96 delta mag (ΔM) 1.65 Spectral class F5V (yellow-white)
Pri motion ra +032 Sec motion ra +032
Pri motion dec -055 Sec motion dec -055
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
07171-1202 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 56593 152660 07 17 07 -12 02 02 A 2123 AB 2019 47 3 0.4 8.61 6.96 1.65 Y <===
Show 152660 07 17 07 -12 02 02 STF 1064 AB,C 2019 20 242 16.0 8.61 9.53 0.92
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 56593 Constellation Canis Major SAO 152660 HIP 35261
Tycho2 5403-03593-1 HD 56593 GC 9683 ADS 5956
BD BD-11 1874 Distance 46.3 Distance ly 151.03
 
 
ORBITAL ELEMENTS
 
 
Period (P)80.94y± 1.24 Periastron (T)1979.51y± 0.12 Semi-major axis (a)0.462a± 0.018
Eccentricity (e)0.89± 0.008 Inclination (i)71.4°± 0.8 Longitude of periastron (ω)73.4°± 1.1
Node (Ω)135.8°± 0.8 Notesn ReferenceTok2021c
Equinox2000 Last observation2020 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 345.3 0.410
2001 346.1 0.412
2002 346.9 0.412
2003 347.8 0.413
2004 348.6 0.413
2005 349.4 0.412
2006 350.2 0.411
2007 351.0 0.410
2008 351.8 0.408
2009 352.7 0.406
2010 353.5 0.404
2011 354.4 0.401
2012 355.2 0.398
2013 356.1 0.395
2014 357.0 0.392
2015 357.9 0.388
2016 358.8 0.384
2017 359.8 0.380
2018 0.7 0.375
2019 1.7 0.370
2020 2.8 0.365
2021 3.8 0.360
2022 4.9 0.355
2023 6.0 0.349
2024 7.2 0.343
2025 8.3 0.337
2026 9.6 0.331
2027 10.9 0.325
2028 12.2 0.319
2029 13.6 0.312
2030 15.0 0.306


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds07171-1202c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 07171-1202 A 2123 AB (HD 56593) : NOTES
 
 
discov_num notes refcode
A 2123 AB: Malkov et al. (2012) derive dynamical, photometric, and
spectroscopic masses 4.05 +/- 1.61, 2.32, and 1.20 Msun, respectively. Mlk2012
STF1064 C is a close 22.5-d spectroscopic pair. Tok2019a
 
 
REFERENCES
 
 
refcode metd author reference
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Tok2019a not j Tokovinin, A. 2019AJ....157...91T
Tok2019a AJ 157, 91, 2019
Tok2021c orb - Tokovinin, A. 2021IAUDS.203....1S
Tok2021c Inf. Circ. 203, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
312 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07171-1202 A 2123 AB 2003 39 349 0.4 8.61 6.96 F5V NOD 071706.96-120201.6
07171-1202 A 2123 AB 2009 40 352 0.4 8.61 6.96 F5V NOD 071706.96-120201.6
07171-1202 A 2123 AB 2010 43 354 0.4 8.61 6.96 F5V NOD 071706.96-120201.6
07171-1202 A 2123 AB 2013 44 356 0.4 8.61 6.96 F5V NOD 071706.96-120201.6
07171-1202 A 2123 AB 2018 46 1 0.4 8.61 6.96 F5V NO 071706.96-120201.6
07171-1202 A 2123 AB 2019 47 3 0.4 8.61 6.96 F5V NO 071706.96-120201.6

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

 
 
WDS 07171-1202 A 2123 AB (HD 56593) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07171-1202 A 2123 AB (HD 56593) : MEASURES
 
 
No records found.

 
 
WDS 07171-1202 (HD 56593) : VIRTUAL EYEPIECE
 
 

07171-1202 A 2123A mag 8.61 Sp F5V 07171-1202 A 2123B sep 0.4 P.A. 2.60 mag 6.96 07171-1202 STF1064C sep 15.7 P.A. 241.90 mag 9.53 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 07171-1202 (HD 56593) : ALADIN DSS IMAGE @ 07h 17m 06.96s -12° 02' 01.6"
 
 
 
 
WDS 07171-1202 A 2123 AB (HD 56593) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07171-1202 A 2123AB distance=0' 07159-1159 DBR 277AB distance=18' 07159-1159 DBR 277AC distance=18' 07201-1212 TDS4716 distance=46' 07179-1112 TDS4685 distance=52' 07135-1205 BRT2662 distance=54' 07162-1108 BRT2663 distance=57' 07159-1108 DAM 743 distance=57' 07133-1142 NSN 89 distance=60' 07211-1217 RST3509 distance=62' 07155-1106 J 2459 distance=62' 07135-1235 SKF2789 distance=63' 07181-1304 BRT2664AB distance=64' 07181-1304 BRT2664AC distance=64' 07212-1140 NSN 88 distance=65' 07137-1115 GWP 878 distance=70' 07135-1129 HJ 755 distance=71' 07182-1311 DBR 278 distance=71' 07188-1309 DBR 280 distance=72' 07218-1127 BRT2665 distance=78' 07185-1317 DBR 279 distance=79' 07174-1322 BRT1869 distance=80' 07225-1218 TDS 364 distance=81' 07157-1040 J 2798 distance=85' 07144-1318 BRT1867 distance=86' 07136-1310 RST3500 distance=87' 07171-1036 J 2461 distance=88' 07189-1326 RST3507 distance=88' 07231-1218 BRT2667 distance=89' 07172-1034 J 2462 distance=90' 07150-1327 TDS 344 distance=91' 07185-1032 J 2464 distance=92' 07195-1031 TDS4707 distance=98' 07234-1240 RST3513 distance=100' 07104-1222 WSI 27 distance=101' 07181-1342 STF1069 distance=101' 07103-1222 BRT2661 distance=102' 07140-1334 TDS4605 distance=103' 07159-1020 TDS4646 distance=104' 07221-1318 BRT2666 distance=106' 07211-1330 TDS4724 distance=106' 07206-1336 BRT1872 distance=108' 07143-1340 BRT1866 distance=108' 07097-1205 RST3496 distance=110' 07146-1018 STF1052 distance=112' 07212-1337 RST3510 distance=113' 07109-1308 TDS4556 distance=114' 07167-1007 J 2804 distance=117' 07236-1310 BRT1875 distance=117' 07171-1359 HU 113AB distance=118' 07171-1359 HU 113AC distance=118' 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 07171-1202 A 2123 AB 3 0.4
Show 07171-1202 STF1064 AB,C 242 16.0
Show 07159-1159 DBR 277 AB 256 2.6 18
Show 07159-1159 DBR 277 AC 352 1.1 18
Show 07201-1212 TDS4716 325 3.3 46
Show 07179-1112 TDS4685 181 1.6 52
Show 07135-1205 BRT2662 311 5.3 54
Show 07162-1108 BRT2663 73 4.4 57
Show 07159-1108 DAM 743 59 13.1 57
Show 07133-1142 NSN 89 105 1.4 60
Show 07211-1217 RST3509 186 0.7 62
Show 07155-1106 J 2459 105 6.1 62
Show 07135-1235 SKF2789 271 2.6 63
Show 07181-1304 BRT2664 AB 37 3.3 64
Show 07181-1304 BRT2664 AC 233 5.3 64
Show 07212-1140 NSN 88 153 7.9 65
Show 07137-1115 GWP 878 140 47.7 70
Show 07135-1129 HJ 755 241 7.1 71
Show 07182-1311 DBR 278 172 1.5 71
Show 07188-1309 DBR 280 132 2.4 72
Show 07218-1127 BRT2665 31 4.6 78
Show 07185-1317 DBR 279 285 1.2 79
Show 07174-1322 BRT1869 319 4.5 80
Show 07225-1218 TDS 364 18 3.6 81
Show 07157-1040 J 2798 141 4.1 85
Show 07144-1318 BRT1867 8 3.9 86
Show 07136-1310 RST3500 142 1.3 87
Show 07171-1036 J 2461 341 6.1 88
Show 07189-1326 RST3507 196 0.9 88
Show 07231-1218 BRT2667 179 4.8 89
Show 07172-1034 J 2462 2 8.6 90
Show 07150-1327 TDS 344 313 1.3 91
Show 07185-1032 J 2464 57 5.4 92
Show 07195-1031 TDS4707 97 2.3 98
Show 07234-1240 RST3513 242 2.2 100
Show 07104-1222 WSI 27 261 9.2 101
Show 07181-1342 STF1069 14 25.2 101
Show 07103-1222 BRT2661 316 4.5 102
Show 07140-1334 TDS4605 283 0.4 103
Show 07159-1020 TDS4646 172 0.6 104
Show 07221-1318 BRT2666 14 4.2 106
Show 07211-1330 TDS4724 4 0.6 106
Show 07206-1336 BRT1872 5.1 108
Show 07143-1340 BRT1866 345 4.5 108
Show 07097-1205 RST3496 192 3.9 110
Show 07146-1018 STF1052 22 19.9 112
Show 07212-1337 RST3510 213 2.2 113
Show 07109-1308 TDS4556 83 1.1 114
Show 07167-1007 J 2804 323 5.3 117
Show 07236-1310 BRT1875 207 4.4 117
Show 07171-1359 HU 113 AB 55 1.8 118

 
 
WDS 07171-1202 : COMPONENTS
 
 
  A B
B pa=2.6°
sep=0.36"
 
C pa=241.9°
sep=15.71"
pa=240.7°
sep=15.90"
 
 
07171-1202 A
 
 
Name HD 56593 Coord arcsec 2000 071706.96-120201.6 Mag 8.61 Spectral class F5V (yellow-white)
PmRA 32.00 PmDE -55.0 SAO 152660 HIP 35261
HD 56593 GC 9683 BD BD-11 1874
SAO
SAO 152660 DelFlag RA1950 PmRA1950 0.0017
DE1950 PmDE1950 -0.078 Vmag 6.7 SpType F5
Double code Source 70 CatNum 9683 DM BD-11 1874
DMcomp BDsup HD 56593 M HD 0
GC 9683 RA1950rad 1.8970675 DE1950rad -0.20844208 PmRA2000 0.0021
PmDE2000 -0.075
Hipparcos
Catalog H HIP 35261 Proxy H RAhms 07 17 06.96
DEdms -12 02 01.6 Vmag 6.72 VarFlag 2 R Vmag G
RAdeg 109.279 DEdeg -12.0338 AstroRef A Plx 16.03
CCDM 07171-1202 N CCDM I Nsys 1 Ncomp 3
MultFlag C Source Qual B M HIP
Theta Rho HD 56593 BD BD-11 1874
CD CP Dm number -11 1874 VIred 0.5
SpType F5 R SpType Coord arcsec 2000 071706.96-120201.6
Hipparcos 2
HIP 35261 Sn 15 So 3 Nc 3
RArad 1.9072782272 DErad -0.2100289143 Plx 21.6 PmRA 29.05
PmDE -59.8 E RArad 1.48 E DErad 1.47 E Plx 2.11
E pmRA 1.57 E pmDE 1.7 Hpmag 6.7635 E Hpmag 0.003
SHp 0.021 VA 2 BV 0.436 E BV 0.011
VI 0.5
CCDM
Ccdm 07171-1202 RComp Comp A Note1
Note2 Discov num DRAs 0.98 DDEs -4.0
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.4 Sp F5 PmNote *
PmRA 28 PmDE -77 Dm number -11 1874 Cat1 BD
Name2 152660 Cat2 SAO HD 56593 M HD
ADS BDS A 5956 M ADS BDS N IDS IDS 07124S1151A
HIC 35261
 
 
07171-1202 B
 
 
Coord arcsec 2000 071706.96-120201.2 Mag 6.96 PmRA 32.00 PmDE -55.0
Tycho2 5403-03593-1 Calc delta mag 1.65 Calc coord yes
Tycho2
Tycho2 5403-03593-1 Pflag RAmdeg 109.27905869 DEmdeg -12.03386846
PmRA 31.7 PmDE -54.5 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.49 EpDEm 1991.34
Num 10 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.2 BTmag 7.241 E BTmag 0.015 VTmag 6.784
E VTmag 0.010 Prox 159 TYC T HIP 35261
CCDM AB RAdeg 109.27898472 DEdeg -12.03374139 EpRA 1990 1.77
EpDE 1990 1.61 E RAdeg 4.0 E DEdeg 4.3 Posflg P
Corr -0.1
CCDM
Ccdm 07171-1202 RComp Comp B Note1 *
Note2 Discov num A 2123 DRAs DDEs
R dRAs Year 1958 Theta 030 Rho 0.3
Obs 14 Vmag 7.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 5956 M ADS BDS N IDS IDS 07124S1151B
HIC 35261
 
 
07171-1202 C
 
 
Coord arcsec 2000 071706.02-120209.0 Mag 9.53 PmRA 42.00 PmDE -37.0
Calc delta mag 0.92 Calc coord yes
CCDM
Ccdm 07171-1202 RComp Comp C Note1
Note2 Discov num STF1064 DRAs DDEs
R dRAs Year 1831 Theta 240 Rho 15.6
Obs 6 Vmag 8.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 5956 M ADS BDS N IDS IDS 07124S1151C
HIC