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Doubles in session


Current system
17291-7951
HDS 2469
HD 156312


Nearby doubles
32' : 17276-8022
UC 3344

57' : 17129-8029
UC 3306

61' : 17185-7858
YMG 88

63' : 17307-8053
RST3085

70' : 17232-7843
RST3077

81' : 17168-8105
UC 3316

91' : 17453-7832
HDS2508

104' : 17340-7808
RST3093AB

107' : 17394-7808
TDT 454

121' : 17264-7750
HLN 42

126' : 17487-7758
TDT 517

132' : 17484-8154
HJ 4947

145' : 17170-7730
RST3072

149' : 17477-8213
LDS 603AB

155' : 17099-8219
HJ 4884

169' : 17141-7708
TDT 281

177' : 17287-8247
HJ 4912

197' : 17110-7641
TDT 254

207' : 17305-7624
UC 3358

214' : 17161-7621
RST3071

217' : 17431-8325
I 1003AB

232' : 17200-8341
HDS2448

234' : 17401-7600
WIS 320

240' : 17292-7551
HJ 4933

242' : 17472-7555
TDT 505

248' : 17269-7543
TDT 356



Selections
Full WDS
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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.

17291-7951 HDS 2469 (HD 156312)

 
 
17h 29m 04.47s -79° 50' 34.0" P.A. 221.00 sep 9.2 mag 9.05,11.20 Sp G0V dist. 156.01 pc (508.9 l.y.)
 
 
Coord 2000 17291-7951 Discov num HDS2469 Comp Coord arcsec 2000 17 29 04.47 -79 50 34.0
Date first 1895 Date last 2016 Obs 9
Pa first 228 Pa last 221.4 P.A. Now (θ) 221.4°
Sep first 9.1 Sep last 9.186 Sep. Now (ρ) 9.186"
Mag pri 9.05 Mag sec 11.20 delta mag (ΔM) 2.15 Spectral class G0V (yellow)
Pri motion ra +034 Sec motion ra +032
Pri motion dec +005 Sec motion dec -003
Notes
rPM=0.24 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 156312 Constellation Apus HIP 85558 Tycho2 9452-00268-1
Gaia DR2 5776191054129718784 HD 156312 CP CP-79 919 Distance 156.01
Distance ly 508.9
 
 
WDS 17291-7951 HDS 2469 (HD 156312) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17291-7951 HDS2469 2000 6 222 9.3 9.05 11.20 G0V D 172904.47-795034.0
17291-7951 HDS2469 2010 8 222 8.9 9.05 11.20 G0V 172904.47-795034.0
17291-7951 HDS2469 2015 8 221 9.2 9.05 11.20 G0V 172904.47-795034.0
17291-7951 HDS2469 2016 9 221 9.2 9.05 11.20 G0V 172904.47-795034.0

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

 
 
WDS 17291-7951 HDS 2469 (HD 156312) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17291-7951 HDS 2469 (HD 156312) : MEASURES
 
 
No records found.

 
 
WDS 17291-7951 (HD 156312) : VIRTUAL EYEPIECE
 
 

17291-7951 HDS2469A mag 9.05 Sp G0V 17291-7951 HDS2469B sep 7.0 P.A. 188.80 mag 11.2 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17291-7951 (HD 156312) : ALADIN DSS IMAGE @ 17h 29m 04.47s -79° 50' 34.0"
 
 
 
 
WDS 17291-7951 HDS 2469 (HD 156312) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17291-7951 HDS2469 distance=0' 17276-8022 UC 3344 distance=32' 17129-8029 UC 3306 distance=57' 17185-7858 YMG 88 distance=61' 17307-8053 RST3085 distance=63' 17232-7843 RST3077 distance=70' 17168-8105 UC 3316 distance=81' 17453-7832 HDS2508 distance=91' 17340-7808 RST3093AB distance=104' 17340-7808 HJ 4937AB,C distance=104' 17340-7808 DAW 217AB,D distance=104' 17394-7808 TDT 454 distance=107' 17264-7750 HLN 42 distance=121' 17487-7758 TDT 517 distance=126' 17484-8154 HJ 4947 distance=132' 17170-7730 RST3072 distance=145' 17477-8213 WJG 1BC distance=147' 17477-8213 LDS 603AB distance=149' 17099-8219 HJ 4884 distance=155' 17141-7708 TDT 281 distance=169' 17287-8247 HJ 4912 distance=177' 17110-7641 TDT 254 distance=197' 17305-7624 UC 3358 distance=207' 17161-7621 RST3071 distance=214' 17431-8325 I 1003AB distance=217' 17200-8341 HDS2448 distance=232' 17401-7600 WIS 320 distance=234' 17292-7551 HJ 4933 distance=240' 17472-7555 TDT 505 distance=242' 17269-7543 TDT 356 distance=248' 17331-7541 R 301 distance=251' 17367-7526 NSN 350 distance=266' 17103-7523 HJ 4904 distance=275' 17099-7520 TDT 240 distance=278' 17374-7513 TDT 439 distance=279' 17155-7514 TDT 291 distance=280' 17229-8431 RST3060 distance=281' 17260-7457 B 2836 distance=294' 17305-7455 TDT 390 distance=297' 17452-7459 B 2048 distance=297' 17424-7456 HEI 550 distance=298' 17111-7453 TDT 258 distance=304' 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 17291-7951 HDS2469 221 9.2
Show 17276-8022 UC 3344 308 29.7 32
Show 17129-8029 UC 3306 235 10.8 57
Show 17185-7858 YMG 88 87 0.1 61
Show 17307-8053 RST3085 28 0.6 63
Show 17232-7843 RST3077 276 1.0 70
Show 17168-8105 UC 3316 60 57.7 81
Show 17453-7832 HDS2508 170 14.7 91
Show 17340-7808 RST3093 AB 246 0.4 104
Show 17340-7808 HJ 4937 AB,C 223 34.7 104
Show 17340-7808 DAW 217 AB,D 185 31.8 104
Show 17394-7808 TDT 454 3 2.9 107
Show 17264-7750 HLN 42 51 3.7 121
Show 17487-7758 TDT 517 295 1.5 126
Show 17484-8154 HJ 4947 68 9.9 132
Show 17170-7730 RST3072 278 0.8 145
Show 17477-8213 WJG 1 BC 291 76.5 147
Show 17477-8213 LDS 603 AB 291 176.3 149
Show 17099-8219 HJ 4884 5 34.9 155
Show 17141-7708 TDT 281 295 0.7 169
Show 17287-8247 HJ 4912 122 24.7 177
Show 17110-7641 TDT 254 173 0.4 197
Show 17305-7624 UC 3358 92 105.7 207
Show 17161-7621 RST3071 171 0.4 214
Show 17431-8325 I 1003 AB 32 1.9 217
Show 17200-8341 HDS2448 205 0.8 232
Show 17401-7600 WIS 320 262 365.5 234
Show 17292-7551 HJ 4933 243 17.5 240
Show 17472-7555 TDT 505 210 0.4 242
Show 17269-7543 TDT 356 116 2.6 248
Show 17331-7541 R 301 139 20.1 251
Show 17367-7526 NSN 350 331 5.6 266
Show 17103-7523 HJ 4904 188 6.8 275
Show 17099-7520 TDT 240 58 0.6 278
Show 17374-7513 TDT 439 122 0.5 279
Show 17155-7514 TDT 291 233 0.9 280
Show 17229-8431 RST3060 105 0.6 281
Show 17260-7457 B 2836 56 3.9 294
Show 17305-7455 TDT 390 284 0.5 297
Show 17452-7459 B 2048 165 3.0 297
Show 17424-7456 HEI 550 314 1.8 298
Show 17111-7453 TDT 258 211 2.8 304

 
 
WDS 17291-7951 : COMPONENTS
 
 
  A
B pa=188.8°
sep=6.97"
 
 
17291-7951 A
 
 
Componente originario normalizzato AB Name HD 156312 Coord arcsec 2000 172904.47-795034.0 Mag 9.05
Spectral class G0V (yellow) PmRA 34.00 PmDE 5.0 HIP 85558
Tycho2 9452-00268-1 HD 156312 CP CP-79 919
Tycho2
Tycho2 9452-00268-1 Pflag RAmdeg 262.26861225 DEmdeg -79.84277854
PmRA 32.5 PmDE 3.3 E RAmdeg 9 E DEmdeg 8
E pmRA 1.3 E pmDE 1.4 EpRAm 1990.12 EpDEm 1990.61
Num 10 Q RAmdeg 1.2 Q DEmdeg 0.5 Q pmRA 1.3
Q pmDE 0.5 BTmag 9.686 E BTmag 0.019 VTmag 9.053
E VTmag 0.014 Prox 92 TYC T HIP 85558
CCDM A RAdeg 262.26818250 DEdeg -79.84278611 EpRA 1990 1.55
EpDE 1990 1.65 E RAdeg 8.8 E DEdeg 7.8 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 85558 Proxy H RAhms 17 29 04.36
DEdms -79 50 34.0 Vmag 8.82 VarFlag R Vmag H
RAdeg 262.268 DEdeg -79.8428 AstroRef A Plx 7.14
CCDM 17291-7951 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 222 Rho 9.232 HD 156312 BD
CD CP CP-79 919 Dm number -79 919 VIred 0.64
SpType G0V R SpType Coord arcsec 2000 172904.36-795034.0
Hipparcos 2
HIP 85558 Sn 15 So 3 Nc 2
RArad 4.5774427289 DErad -1.3935194852 Plx 6.41 PmRA 32.81
PmDE 0.47 E RArad 0.74 E DErad 1 E Plx 1.13
E pmRA 0.79 E pmDE 1.15 Hpmag 8.9503 E Hpmag 0.0023
SHp 0.024 VA 0 BV 0.592 E BV 0.019
VI 0.66
CCDM
Ccdm 17291-7951 RComp Comp A Note1
Note2 Discov num DRAs -1.83 DDEs 25.7
R dRAs 40 Year Theta Rho
Obs 2 Vmag 8.8 Sp G5 PmNote
PmRA 26 PmDE 3 Dm number -79 919 Cat1 CPD
Name2 Cat2 HD 156312 M HD
ADS BDS M ADS BDS N IDS * IDS 17118S7945A
HIC 85558
 
 
17291-7951 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172904.07-795040.9 Mag 11.2 PmRA 32.00
PmDE -3.0 Tycho2 9452-01848-1 Calc delta mag 2.15 Calc coord yes
Tycho2
Tycho2 9452-01848-1 Pflag RAmdeg 262.25885427 DEmdeg -79.84469118
PmRA 32.5 PmDE -1.2 E RAmdeg 46 E DEmdeg 41
E pmRA 2.6 E pmDE 2.5 EpRAm 1986.47 EpDEm 1987.70
Num 4 Q RAmdeg 0.7 Q DEmdeg 0.6 Q pmRA 0.7
Q pmDE 0.6 BTmag 11.967 E BTmag 0.087 VTmag 11.202
E VTmag 0.068 Prox 92 TYC T HIP 85558
CCDM B RAdeg 262.25843194 DEdeg -79.84468806 EpRA 1990 1.56
EpDE 1990 1.65 E RAdeg 48.2 E DEdeg 41.9 Posflg
Corr 0.0
CCDM
Ccdm 17291-7951 RComp Comp B Note1
Note2 Discov num RSU DRAs -4.54 DDEs 18.1
R dRAs 40 Year 1974 Theta 223 Rho 10.0
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS * IDS 17118S7945B
HIC 85558