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Doubles in session


Current system
17228-5828
COO 213 AB
HD 156751


Nearby doubles
23' : 17256-5825
I 594

28' : 17229-5801
HDO 270AB

29' : 17234-5857
TDT 334

34' : 17222-5902
HJ 4934

41' : 17254-5903
R 300

41' : 17177-5824
BRT3182

47' : 17248-5913
I 385AB

53' : 17244-5919
JSP 717

58' : 17249-5924
HDS2458

61' : 17206-5730
BRT2822

61' : 17206-5926
HJ 4931

63' : 17188-5734
RST 916

70' : 17147-5857
TDT 285

73' : 17181-5932
RST5075

74' : 17241-5716
BRT2823

77' : 17211-5944
RST5077

78' : 17130-5836
HJ 4920

79' : 17192-5942
HDO 312

80' : 17301-5733
HJ 4950

81' : 17308-5920
JSP 931

88' : 17141-5736
TDT 278

89' : 17341-5824
RST5086

90' : 17231-5958
RST5078

94' : 17240-6002
R 299

100' : 17118-5919
JSP 708

104' : 17315-5948
JSP 932



Selections
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17228-5828 COO 213 AB (HD 156751)

 
 
17h 22m 47.89s -58° 28' 23.7" P.A. 285.00 sep 9.2 mag 6.87,9.34 Sp A5V dist. 62.27 pc (203.12 l.y.)
 
 
Coord 2000 17228-5828 Discov num COO 213 Comp AB Coord arcsec 2000 17 22 47.89 -58 28 23.7
Date first 1875 Date last 2016 Obs 13
Pa first 280 Pa last 284.6 P.A. Now (θ) 284.6°
Sep first 11.0 Sep last 9.2 Sep. Now (ρ) 9.2"
Mag pri 6.87 Mag sec 9.34 delta mag (ΔM) 2.47 Spectral class A5V (white)
Pri motion ra -052 Sec motion ra -052
Pri motion dec -084 Sec motion dec -084
Notes
Nature of this double is uncertain.
 
 
17228-5828 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 156751 244675 17 22 48 -58 28 24 COO 213 AB 2016 13 285 9.2 6.87 9.34 2.47 <===
Show 244675 17 22 48 -58 28 24 COO 213 AC 2015 4 92 30.8 6.87 12.38 5.51
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 156751 Constellation Ara SAO 244675 HIP 85038
Tycho2 8740-03381-1 Gaia DR2 5916065494590234368 HD 156751 GC 23436
CP CP-58 7086 Distance 62.27 Distance ly 203.12
 
 
WDS 17228-5828 COO 213 AB (HD 156751) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
CoO1927A T - Cordoba Obs. 1927sdsc.book......
CoO1927A cited in SDS (Southern Double Star Catalog), 1927
CoO9999 T - Cordoba Obs. ...................
CoO9999 Unpublished, manuscript or reference not found.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
17228-5828 COO 213 AB 2010 10 284 9.3 6.87 9.34 A5V D 172247.89-582823.7
17228-5828 COO 213 AB 2016 12 285 9.2 6.87 9.34 A5V 172247.89-582823.7

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

 
 
WDS 17228-5828 COO 213 AB (HD 156751) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17228-5828 COO 213 AB (HD 156751) : MEASURES
 
 
No records found.

 
 
WDS 17228-5828 (HD 156751) : VIRTUAL EYEPIECE
 
 

17228-5828 COO 213A mag 6.87 Sp A5V 17228-5828 COO 213B sep 5.2 P.A. 296.50 mag 9.34 17228-5828 COO 213C sep 16.1 P.A. 94.40 mag 12.38 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 17228-5828 (HD 156751) : ALADIN DSS IMAGE @ 17h 22m 47.89s -58° 28' 23.7"
 
 
 
 
WDS 17228-5828 COO 213 AB (HD 156751) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17228-5828 COO 213AB distance=0' 17256-5825 I 594 distance=23' 17229-5801 HDO 270AB distance=28' 17229-5801 HDO 270AC distance=28' 17234-5857 TDT 334 distance=29' 17222-5902 HJ 4934 distance=34' 17254-5903 R 300 distance=41' 17177-5824 BRT3182 distance=41' 17248-5913 I 385AB distance=47' 17248-5913 WSI 87AD distance=47' 17248-5913 I 385AE distance=47' 17248-5913 I 385AB,C distance=47' 17244-5919 JSP 717 distance=53' 17249-5924 HDS2458 distance=58' 17206-5730 BRT2822 distance=61' 17206-5926 HJ 4931 distance=61' 17188-5734 RST 916 distance=63' 17147-5857 TDT 285 distance=70' 17181-5932 RST5075 distance=73' 17241-5716 BRT2823 distance=74' 17211-5944 RST5077 distance=77' 17130-5836 HJ 4920 distance=78' 17192-5942 HDO 312 distance=79' 17301-5733 HJ 4950 distance=80' 17308-5920 JSP 931 distance=81' 17141-5736 TDT 278 distance=88' 17341-5824 RST5086 distance=89' 17231-5958 RST5078 distance=90' 17240-6002 R 299 distance=94' 17118-5919 JSP 708 distance=100' 17315-5948 JSP 932 distance=104' 17360-5903 RST5089 distance=109' 17089-5811 TDT 233 distance=111' 17207-6020 RST5076 distance=114' 17173-6016 B 1853 distance=116' 17128-6000 KPP1242 distance=120' 17246-5629 HRG 123 distance=121' 17215-5628 HJ 4939 distance=121' 17366-5928 KPP 998 distance=123' 17211-6031 FIN 254 distance=124' 17182-6027 CVN 28AB distance=125' 17182-6027 CVN 28Aa,Ab distance=125' 17182-6027 CVN 28AC distance=125' 17182-6027 CVN 28AD distance=125' 17182-6027 CVN 28AE distance=125' 17182-6027 CVN 28AF distance=125' 17182-6027 CVN 28AG distance=125' 17182-6027 CVN 28AH distance=125' 17182-6027 CVN 28AI distance=125' 17207-5625 FIN 255AB distance=125' 17207-5625 HJ 4938AB,C distance=125' 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 17228-5828 COO 213 AB 285 9.2
Show 17228-5828 COO 213 AC 92 30.8
Show 17256-5825 I 594 241 4.1 23
Show 17229-5801 HDO 270 AB 184 1.8 28
Show 17229-5801 HDO 270 AC 153 40.0 28
Show 17234-5857 TDT 334 157 1.6 29
Show 17222-5902 HJ 4934 269 14.6 34
Show 17254-5903 R 300 348 8.8 41
Show 17177-5824 BRT3182 50 2.6 41
Show 17248-5913 I 385 AB 117 0.4 47
Show 17248-5913 WSI 87 AD 271 0.3 47
Show 17248-5913 I 385 AE 109 28.1 47
Show 17248-5913 I 385 AB,C 210 17.3 47
Show 17244-5919 JSP 717 332 3.6 53
Show 17249-5924 HDS2458 354 1.0 58
Show 17206-5730 BRT2822 344 3.6 61
Show 17206-5926 HJ 4931 255 0.8 61
Show 17188-5734 RST 916 214 0.4 63
Show 17147-5857 TDT 285 190 0.5 70
Show 17181-5932 RST5075 224 1.5 73
Show 17241-5716 BRT2823 107 4.4 74
Show 17211-5944 RST5077 314 2.1 77
Show 17130-5836 HJ 4920 322 2.9 78
Show 17192-5942 HDO 312 275 27.3 79
Show 17301-5733 HJ 4950 306 10.3 80
Show 17308-5920 JSP 931 186 7.5 81
Show 17141-5736 TDT 278 147 0.8 88
Show 17341-5824 RST5086 17 2.9 89
Show 17231-5958 RST5078 45 0.5 90
Show 17240-6002 R 299 342 10.7 94
Show 17118-5919 JSP 708 273 1.5 100
Show 17315-5948 JSP 932 171 5.2 104
Show 17360-5903 RST5089 139 2.0 109
Show 17089-5811 TDT 233 238 0.7 111
Show 17207-6020 RST5076 227 0.7 114
Show 17173-6016 B 1853 40 4.0 116
Show 17128-6000 KPP1242 344 9.6 120
Show 17246-5629 HRG 123 296 29.2 121
Show 17215-5628 HJ 4939 227 29.6 121
Show 17366-5928 KPP 998 101 8.1 123
Show 17211-6031 FIN 254 245 2.9 124
Show 17182-6027 CVN 28 AB 315 3.9 125
Show 17182-6027 CVN 28 Aa,Ab 196 0.2 125
Show 17182-6027 CVN 28 AC 103 5.9 125
Show 17182-6027 CVN 28 AD 68 7.3 125
Show 17182-6027 CVN 28 AE 195 10.8 125
Show 17182-6027 CVN 28 AF 71 11.6 125
Show 17182-6027 CVN 28 AG 207 12.0 125
Show 17182-6027 CVN 28 AH 201 12.2 125
Show 17182-6027 CVN 28 AI 50 15.4 125
Show 17207-5625 FIN 255 AB 108 0.4 125

 
 
WDS 17228-5828 : COMPONENTS
 
 
  A B
B pa=296.5°
sep=5.20"
 
C pa=94.4°
sep=16.13"
pa=99.7°
sep=21.04"
 
 
17228-5828 A
 
 
Name HD 156751 Coord arcsec 2000 172247.89-582823.7 Mag 6.87 Spectral class A5V (white)
PmRA -52.00 PmDE -84.0 SAO 244675 HIP 85038
Tycho2 8740-03381-1 HD 156751 GC 23436 CP CP-58 7086
Tycho2
Tycho2 8740-03381-1 Pflag RAmdeg 260.69953558 DEmdeg -58.47324262
PmRA -47.8 PmDE -82.4 E RAmdeg 4 E DEmdeg 4
E pmRA 1.7 E pmDE 1.6 EpRAm 1991.83 EpDEm 1991.81
Num 10 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 1.1 BTmag 7.099 E BTmag 0.015 VTmag 6.867
E VTmag 0.010 Prox 93 TYC T HIP 85038
CCDM A RAdeg 260.69973944 DEdeg -58.47305833 EpRA 1990 1.97
EpDE 1990 1.95 E RAdeg 3.6 E DEdeg 3.9 Posflg
Corr 0.3
SAO
SAO 244675 DelFlag RA1950 PmRA1950 -0.01
DE1950 PmDE1950 -0.064 Vmag 7 SpType A5
Double code Source 70 CatNum 23436 DM CP-58 7086
DMcomp BDsup HD 156751 M HD 0
GC 23436 RA1950rad 4.53109526 DE1950rad -1.01969334 PmRA2000 -0.0107
PmDE2000 -0.066
Hipparcos
Catalog H HIP 85038 Proxy H RAhms 17 22 47.94
DEdms -58 28 23.0 Vmag 6.75 VarFlag R Vmag H
RAdeg 260.7 DEdeg -58.473 AstroRef A Plx 15.63
CCDM 17228-5828 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 283 Rho 9.273 HD 156751 BD
CD CP CP-58 7086 Dm number -58 7086 VIred 0.28
SpType A5V R SpType Coord arcsec 2000 172247.94-582823.0
Hipparcos 2
HIP 85038 Sn 15 So 3 Nc 2
RArad 4.5500692756 DErad -1.0205471019 Plx 16.06 PmRA -52.01
PmDE -84.02 E RArad 0.53 E DErad 0.5 E Plx 0.71
E pmRA 0.64 E pmDE 0.56 Hpmag 6.8191 E Hpmag 0.0012
SHp 0.014 VA 0 BV 0.248 E BV 0.015
VI 0.28
CCDM
Ccdm 17228-5828 RComp Comp A Note1
Note2 Discov num DRAs -0.44 DDEs -21.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.0 Sp A5 PmNote *
PmRA -79 PmDE -63 Dm number -58 7086 Cat1 CPD
Name2 244675 Cat2 SAO HD 156751 M HD
ADS BDS M ADS BDS N IDS IDS 17142S5822A
HIC 85038
 
 
17228-5828 B
 
 
Coord arcsec 2000 172247.30-582821.4 Mag 9.34 PmRA -52.00 PmDE -84.0
Calc delta mag 2.47 Calc coord yes
CCDM
Ccdm 17228-5828 RComp Comp B Note1
Note2 Discov num COO 213 DRAs DDEs
R dRAs Year 1917 Theta 283 Rho 9.4
Obs 1 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17142S5822B
HIC 85038
 
 
17228-5828 C
 
 
Coord arcsec 2000 172249.94-582824.9 Mag 12.38 PmRA 12.00 PmDE 2.0
Calc delta mag 5.51 Calc coord yes