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Doubles in session


Current system
15166-4222
KOU 34 AB


Nearby doubles
31' : 15190-4236
DON 729

32' : 15145-4244
TOB 7

33' : 15143-4242
B 1273AB

43' : 15205-4226
HU 1514

52' : 15119-4220
HJ 4741

54' : 15161-4129
HDS2147

62' : 15140-4128
HJ 4748

64' : 15150-4323
B 1275

65' : 15220-4200
BRT 854

66' : 15145-4323
DUN 179

67' : 15139-4321
DAW 210

68' : 15201-4318
BRT 853

70' : 15228-4211
LDS 526

74' : 15114-4139
TDS9437

74' : 15224-4301
LDS 525

75' : 15114-4137
TDS9436

75' : 15221-4140
RST1837

76' : 15106-4259
SUB 5

76' : 15197-4330
KPP2660

77' : 15131-4328
DON 722

82' : 15229-4304
DAM1453

86' : 15091-4242
TOI9003

89' : 15127-4105
DAW 65

91' : 15140-4348
I 228

92' : 15088-4155
KPP 782

93' : 15087-4252
SHT 58AB



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

15166-4222 KOU 34 AB

 
 
15h 16m 37.14s -42° 22' 12.5" P.A. 21.00 sep 9.6 mag 6.84,13.13 Sp B9V dist. 173.31 pc (565.34 l.y.)
 
 
Coord 2000 15166-4222 Discov num KOU  34 Comp AB Coord arcsec 2000 15 16 37.14 -42 22 12.5
Date first 2000 Date last 2016 Obs 3
Pa first 21 Pa last 20.8 P.A. Now (θ) 20.8°
Sep first 9.7 Sep last 9.599 Sep. Now (ρ) 9.599"
Mag pri 6.84 Mag sec 13.13 delta mag (ΔM) 6.29 Spectral class B9V (blue-white)
Pri motion ra -022 Sec motion ra -022
Pri motion dec -027 Sec motion dec -029
Notes T W K (Parallax indicates physical, , K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
rPM=0.055 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lupus SAO 225612 HIP 74752 Tycho2 7830-02310-1
HD 135454 GC 20517 CD CD-41 9693 CP CP-41 7110
Distance 173.31 Distance ly 565.34
 
 
WDS 15166-4222 KOU 34 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Kou2005 A - Kouwenhoven, M.B.N., Brown, A.G., Zinnecker, H., Kaper, L., & Portegies Zwart, S. 2005A&A...430..137K
Kou2005 A&A 430, 137, 2005
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15166-4222 KOU 34 AB 2000 1 21 9.7 6.84 13.13 B9V UWK 151637.14-422212.5
15166-4222 KOU 34 AB 2016 3 21 9.6 6.84 13.13 B9V TWK 151637.14-422212.5

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

 
 
WDS 15166-4222 KOU 34 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15166-4222 KOU 34 AB : MEASURES
 
 
No records found.

 
 
WDS 15166-4222 : VIRTUAL EYEPIECE
 
 

15166-4222 KOU 34A mag 6.84 Sp B9V 15166-4222 KOU 34B sep 9.3 P.A. 15.70 mag 13.13 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 15166-4222 : ALADIN DSS IMAGE @ 15h 16m 37.14s -42° 22' 12.5"
 
 
 
 
WDS 15166-4222 KOU 34 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15166-4222 KOU 34AB distance=0' 15190-4236 DON 729 distance=31' 15145-4244 TOB 7 distance=32' 15143-4242 B 1273AB distance=33' 15143-4242 WSI 82Aa,Ab distance=33' 15143-4242 B 1273AB,C distance=33' 15205-4226 HU 1514 distance=43' 15119-4220 HJ 4741 distance=52' 15161-4129 HDS2147 distance=54' 15140-4128 HJ 4748 distance=62' 15150-4323 B 1275 distance=64' 15220-4200 BRT 854 distance=65' 15145-4323 DUN 179 distance=66' 15139-4321 DAW 210 distance=67' 15201-4318 BRT 853 distance=68' 15228-4211 LDS 526 distance=70' 15114-4139 TDS9437 distance=74' 15224-4301 LDS 525 distance=74' 15114-4137 TDS9436 distance=75' 15221-4140 RST1837 distance=75' 15106-4259 SUB 5 distance=76' 15197-4330 KPP2660 distance=76' 15131-4328 DON 722 distance=77' 15229-4304 DAM1453 distance=82' 15091-4242 TOI9003 distance=86' 15127-4105 DAW 65 distance=89' 15140-4348 I 228 distance=91' 15088-4155 KPP 782 distance=92' 15087-4252 SHT 58AB distance=93' 15245-4145 TDS9509 distance=95' 15176-4048 KPP 341 distance=96' 15107-4344 CPO 415AB distance=105' 15107-4344 ARY 119AC distance=105' 15107-4344 CPO 415Aa,Ab distance=105' 15246-4319 B 1289 distance=105' 15153-4409 HDO 244 distance=108' 15103-4100 COO 178 distance=109' 15075-4306 CPO 63 distance=110' 15071-4256 BRT 847 distance=111' 15263-4252 DUN 184AB distance=111' 15241-4110 VSP 45AB distance=111' 15241-4110 VSP 45AC distance=111' 15085-4328 KPP 338 distance=112' 15072-4142 CBL 157 distance=113' 15142-4032 HDS2140 distance=114' 15271-4217 KPP1195 distance=117' 15128-4031 RST1825AB distance=119' 15128-4031 CPO 416AC distance=119' 15128-4031 TOB 1AD distance=119' 15275-4243 KPP 345 distance=122' 15200-4423 BUG 12 distance=127' 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 15166-4222 KOU 34 AB 21 9.6
Show 15190-4236 DON 729 155 2.2 31
Show 15145-4244 TOB 7 169 3.3 32
Show 15143-4242 B 1273 AB 136 0.6 33
Show 15143-4242 WSI 82 Aa,Ab 85 0.0 33
Show 15143-4242 B 1273 AB,C 136 15.8 33
Show 15205-4226 HU 1514 247 2.4 43
Show 15119-4220 HJ 4741 120 11.2 52
Show 15161-4129 HDS2147 28 0.2 54
Show 15140-4128 HJ 4748 6 16.9 62
Show 15150-4323 B 1275 57 2.0 64
Show 15220-4200 BRT 854 28 6.5 65
Show 15145-4323 DUN 179 46 10.4 66
Show 15139-4321 DAW 210 225 16.3 67
Show 15201-4318 BRT 853 8 3.4 68
Show 15228-4211 LDS 526 132 23.6 70
Show 15114-4139 TDS9437 121 0.6 74
Show 15224-4301 LDS 525 90 11.0 74
Show 15114-4137 TDS9436 149 0.5 75
Show 15221-4140 RST1837 64 1.6 75
Show 15106-4259 SUB 5 123 87.6 76
Show 15197-4330 KPP2660 133 24.9 76
Show 15131-4328 DON 722 108 1.7 77
Show 15229-4304 DAM1453 182 1.7 82
Show 15091-4242 TOI9003 311 2.4 86
Show 15127-4105 DAW 65 276 0.4 89
Show 15140-4348 I 228 13 1.2 91
Show 15088-4155 KPP 782 214 6.7 92
Show 15087-4252 SHT 58 AB 293 0.0 93
Show 15245-4145 TDS9509 84 9.2 95
Show 15176-4048 KPP 341 249 3.9 96
Show 15107-4344 CPO 415 AB 20 49.7 105
Show 15107-4344 ARY 119 AC 162 34.1 105
Show 15107-4344 CPO 415 Aa,Ab 268 1.4 105
Show 15246-4319 B 1289 49 3.4 105
Show 15153-4409 HDO 244 40 14.0 108
Show 15103-4100 COO 178 75 4.9 109
Show 15075-4306 CPO 63 176 2.2 110
Show 15071-4256 BRT 847 335 6.3 111
Show 15263-4252 DUN 184 AB 97 21.3 111
Show 15241-4110 VSP 45 AB 56 0.9 111
Show 15241-4110 VSP 45 AC 163 4.8 111
Show 15085-4328 KPP 338 306 4.9 112
Show 15072-4142 CBL 157 287 8.7 113
Show 15142-4032 HDS2140 173 0.2 114
Show 15271-4217 KPP1195 202 9.3 117
Show 15128-4031 RST1825 AB 82 5.1 119
Show 15128-4031 CPO 416 AC 134 18.1 119
Show 15128-4031 TOB 1 AD 127 41.6 119
Show 15275-4243 KPP 345 111 3.8 122
Show 15200-4423 BUG 12 22 1.0 127

 
 
WDS 15166-4222 : COMPONENTS
 
 
  A
B pa=15.7°
sep=9.32"
 
 
15166-4222 A
 
 
Coord arcsec 2000 151637.14-422212.5 Mag 6.84 Spectral class B9V (blue-white) PmRA -22.00
PmDE -27.0 SAO 225612 HIP 74752 Tycho2 7830-02310-1
HD 135454 GC 20517 CD CD-41 9693 CP CP-41 7110
Tycho2
Tycho2 7830-02310-1 Pflag RAmdeg 229.15479487 DEmdeg -42.37015841
PmRA -20.2 PmDE -28.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.25 EpDEm 1991.14
Num 11 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.0 BTmag 6.709 E BTmag 0.014 VTmag 6.748
E VTmag 0.010 Prox 999 TYC T HIP 74752
CCDM RAdeg 229.15485833 DEdeg -42.37009028 EpRA 1990 1.62
EpDE 1990 1.51 E RAdeg 3.8 E DEdeg 4.0 Posflg
Corr 0.2
SAO
SAO 225612 DelFlag RA1950 PmRA1950 -0.0023
DE1950 PmDE1950 -0.023 Vmag 7 SpType B9
Double code Source 70 CatNum 20517 DM CD-41 9693
DMcomp BDsup HD 135454 M HD 0
GC 20517 RA1950rad 3.98500685 DE1950rad -0.73628606 PmRA2000 -0.0022
PmDE2000 -0.02
Hipparcos
Catalog H HIP 74752 Proxy RAhms 15 16 37.17
DEdms -42 22 12.3 Vmag 6.76 VarFlag R Vmag H
RAdeg 229.155 DEdeg -42.3701 AstroRef Plx 7.29
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 135454 BD
CD CD-41 9693 CP CP-41 7110 Dm number -41 9693 VIred -0.01
SpType B9V R SpType Coord arcsec 2000 151637.17-422212.3
Hipparcos 2
HIP 74752 Sn 5 So 0 Nc 1
RArad 3.9995068625 DErad -0.7394975832 Plx 5.77 PmRA -21.58
PmDE -26.5 E RArad 0.33 E DErad 0.28 E Plx 0.45
E pmRA 0.4 E pmDE 0.36 Hpmag 6.7577 E Hpmag 0.0006
SHp 0.005 VA 0 BV -0.034 E BV 0.003
VI -0.01
 
 
15166-4222 B
 
 
Coord arcsec 2000 151637.37-422203.5 Mag 13.13 PmRA -22.00 PmDE -29.0
Calc delta mag 6.29 Calc coord yes