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Doubles in session


Current system
15572+0324
STF 1987
HD 142930


Nearby doubles
4' : 15575+0324
CVR 177

4' : 15574+0328
TOB 255

12' : 15565+0325
BAL2410

17' : 15562+0322
CBL 500

32' : 15587+0348
BAL2874

46' : 15591+0400
LDS4616

59' : 15589+0231
LAW 24AB

62' : 15531+0323
UC 3076

76' : 15584+0211
GWP2567

79' : 16024+0339
CAB 4

85' : 16000+0211
CVR 808

87' : 15525+0413
BAL2872

87' : 15526+0415
BAL2873

93' : 15582+0153
BAL1910

99' : 15507+0313
BAL2409

99' : 15533+0205
TDS9677

100' : 15553+0459
SMR 67

101' : 15507+0302
CBL 499

101' : 15580+0143
BAL1909

101' : 15526+0211
GWP2559

103' : 15572+0509
WLF 2

104' : 15536+0156
BAL1908

106' : 16033+0231
BAL1911

109' : 15545+0505
SMR 66

110' : 16038+0237
BAL1912

111' : 16038+0414
GWP2583



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

15572+0324 STF 1987 (HD 142930)

 
 
15h 57m 14.92s +03° 24' 19.2" P.A. 321.00 sep 10.6 mag 7.31,8.71 Sp A0V+B6V dist. 140.65 pc (458.8 l.y.)
 
 
Coord 2000 15572+0324 Discov num STF1987 Comp Coord arcsec 2000 15 57 14.92 +03 24 19.2
Date first 1783 Date last 2017 Obs 63
Pa first 320 Pa last 321.2 P.A. Now (θ) 321.2°
Sep first 12.5 Sep last 10.56 Sep. Now (ρ) 10.56"
Mag pri 7.31 Mag sec 8.71 delta mag (ΔM) 1.4 Spectral class A0V+B6V (white/blue-white)
Pri motion ra -026 Sec motion ra -026
Pri motion dec +009 Sec motion dec +011
Notes N T (See Notes, Parallax indicates physical)
rPM=0.071 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 142930 Constellation Serpens SAO 121277 HIP 78131
Tycho2 0357-01060-1 Gaia DR2 4425002520426044032 HD 142930 GC 21419
ADS 9855 BD BD+03 3104 Distance 140.65 Distance ly 458.8
 
 
WDS 15572+0324 STF 1987 (HD 142930) : NOTES
 
 
discov_num notes refcode
STF1987 H 3 103. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 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
15572+0324 STF1987 2005 51 321 10.6 7.31 8.71 A0V ZD 155714.92+032419.2
15572+0324 STF1987 2010 52 320 10.7 7.31 8.71 A0V NZD 155714.92+032419.2
15572+0324 STF1987 2012 53 322 10.7 7.31 8.71 A0V NZD 155714.92+032419.2
15572+0324 STF1987 2013 55 321 10.8 7.31 8.71 A0V NZD 155714.92+032419.2
15572+0324 STF1987 2017 56 320 10.4 7.31 8.71 A0V+B6V NZ 155714.92+032419.2

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

 
 
WDS 15572+0324 STF 1987 (HD 142930) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15572+0324 STF 1987 (HD 142930) : MEASURES
 
 
No records found.

 
 
WDS 15572+0324 (HD 142930) : VIRTUAL EYEPIECE
 
 

15572+0324 STF1987A mag 7.31 Sp A0V 15572+0324 STF1987B sep 10.6 P.A. 321.20 mag 8.71 Sp B6V 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 15572+0324 (HD 142930) : ALADIN DSS IMAGE @ 15h 57m 14.92s +03° 24' 19.2"
 
 
 
 
WDS 15572+0324 STF 1987 (HD 142930) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15572+0324 STF1987 distance=0' 15575+0324 CVR 177 distance=4' 15574+0328 TOB 255 distance=4' 15565+0325 BAL2410 distance=12' 15562+0322 CBL 500 distance=17' 15587+0348 BAL2874 distance=32' 15591+0400 LDS4616 distance=46' 15589+0231 SKF1759BC distance=59' 15589+0231 LAW 24Aa,Ab distance=59' 15589+0231 LAW 24AB distance=59' 15531+0323 UC 3076 distance=62' 15584+0211 GWP2567 distance=76' 16024+0339 CAB 4 distance=79' 16024+0339 BDT 3Aa,Ab distance=79' 16000+0211 CVR 808 distance=85' 15525+0413 BAL2872 distance=87' 15526+0415 BAL2873 distance=87' 15582+0153 BAL1910 distance=93' 15507+0313 BAL2409 distance=99' 15533+0205 TDS9677 distance=99' 15553+0459 SMR 67 distance=100' 15507+0302 CBL 499 distance=101' 15580+0143 BAL1909 distance=101' 15526+0211 GWP2559 distance=101' 15572+0509 WLF 2 distance=103' 15536+0156 BAL1908 distance=104' 16033+0231 BAL1911 distance=106' 15545+0505 SMR 66 distance=109' 16038+0237 BAL1912 distance=110' 16038+0414 GWP2583 distance=111' 16010+0147 LDS4619 distance=113' 15499+0248 ARU 13 distance=117' 16017+0145 SHN 208 distance=120' 15570+0122 KPP3974 distance=123' 16012+0136 HEI 792 distance=124' 15499+0230 YSC 109 distance=124' 15562+0122 GWP2565 distance=124' 15518+0445 MRG 2 distance=125' 15533+0514 UC 3080 distance=125' 15503+0212 SKF1311 distance=127' 16057+0255 A 2178 distance=131' 15543+0528 A 1130 distance=132' 16061+0333 RAO 599 distance=133' 16013+0523 LDS4620 distance=135' 16049+0213 HEI 793 distance=135' 16038+0459 KUI 69 distance=137' 15504+0149 TOK 597 distance=140' 15559+0548 SLW1148 distance=146' 15521+0528 A 1128 distance=146' 15475+0337 JMS 5 distance=148' 15554+0553 LDS4601 distance=151' 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 15572+0324 STF1987 321 10.6
Show 15575+0324 CVR 177 292 21.3 4
Show 15574+0328 TOB 255 199 15.2 4
Show 15565+0325 BAL2410 67 8.1 12
Show 15562+0322 CBL 500 142 27.8 17
Show 15587+0348 BAL2874 70 3.6 32
Show 15591+0400 LDS4616 148 4.6 46
Show 15589+0231 SKF1759 BC 191 1.4 59
Show 15589+0231 LAW 24 Aa,Ab 229 0.2 59
Show 15589+0231 LAW 24 AB 49 33.9 59
Show 15531+0323 UC 3076 141 9.9 62
Show 15584+0211 GWP2567 119 8.6 76
Show 16024+0339 CAB 4 253 86.3 79
Show 16024+0339 BDT 3 Aa,Ab 181 0.6 79
Show 16000+0211 CVR 808 77 8.0 85
Show 15525+0413 BAL2872 257 4.4 87
Show 15526+0415 BAL2873 177 9.3 87
Show 15582+0153 BAL1910 223 3.9 93
Show 15507+0313 BAL2409 20 2.6 99
Show 15533+0205 TDS9677 263 0.9 99
Show 15553+0459 SMR 67 297 10.0 100
Show 15507+0302 CBL 499 350 24.6 101
Show 15580+0143 BAL1909 269 4.4 101
Show 15526+0211 GWP2559 343 72.7 101
Show 15572+0509 WLF 2 201 67.5 103
Show 15536+0156 BAL1908 246 10.1 104
Show 16033+0231 BAL1911 236 16.8 106
Show 15545+0505 SMR 66 321 5.6 109
Show 16038+0237 BAL1912 245 4.6 110
Show 16038+0414 GWP2583 335 115.5 111
Show 16010+0147 LDS4619 299 6.2 113
Show 15499+0248 ARU 13 140 0.3 117
Show 16017+0145 SHN 208 -1 0.1 120
Show 15570+0122 KPP3974 296 1.6 123
Show 16012+0136 HEI 792 80 1.9 124
Show 15499+0230 YSC 109 90 0.1 124
Show 15562+0122 GWP2565 152 9.1 124
Show 15518+0445 MRG 2 333 10.4 125
Show 15533+0514 UC 3080 256 68.5 125
Show 15503+0212 SKF1311 300 74.8 127
Show 16057+0255 A 2178 327 1.3 131
Show 15543+0528 A 1130 329 2.0 132
Show 16061+0333 RAO 599 298 0.6 133
Show 16013+0523 LDS4620 315 1.5 135
Show 16049+0213 HEI 793 196 1.5 135
Show 16038+0459 KUI 69 273 28.3 137
Show 15504+0149 TOK 597 146 422.0 140
Show 15559+0548 SLW1148 307 174.8 146
Show 15521+0528 A 1128 350 1.6 146
Show 15475+0337 JMS 5 286 388.2 148
Show 15554+0553 LDS4601 282 10.1 151

 
 
WDS 15572+0324 : COMPONENTS
 
 
  A
B pa=321.2°
sep=10.55"
 
 
15572+0324 A
 
 
Componente originario normalizzato AB Name HD 142930 Coord arcsec 2000 155714.92+032419.2 Mag 7.31
Spectral class A0V (white) PmRA -26.00 PmDE 9.0 SAO 121277
HIP 78134 Tycho2 0357-01060-1 HD 142930 GC 21419
ADS 9855 BD BD+03 3104
Tycho2
Tycho2 0357-01060-1 Pflag RAmdeg 239.31217139 DEmdeg 3.40534582
PmRA -24.1 PmDE 10.8 E RAmdeg 5 E DEmdeg 6
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.32 EpDEm 1990.95
Num 17 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.3
Q pmDE 0.9 BTmag 7.520 E BTmag 0.017 VTmag 7.305
E VTmag 0.012 Prox 107 TYC T HIP 78134
CCDM A RAdeg 239.31222639 DEdeg 3.40532028 EpRA 1990 1.80
EpDE 1990 1.48 E RAdeg 4.9 E DEdeg 6.1 Posflg
Corr -0.1
SAO
SAO 121277 DelFlag RA1950 PmRA1950 -0.0015
DE1950 PmDE1950 0.006 Vmag 7 SpType A0
Double code Source 70 CatNum 21419 DM BD+03 3104
DMcomp A BDsup HD 142930 M HD 0
GC 21419 RA1950rad 4.16586049 DE1950rad 0.0619337 PmRA2000 -0.0014
PmDE2000 0.008
Hipparcos
Catalog H HIP 78134 Proxy RAhms 15 57 14.94
DEdms +03 24 19.2 Vmag 7.3 VarFlag R Vmag G
RAdeg 239.312 DEdeg 3.40532 AstroRef A Plx 7.58
CCDM 15572+0324 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 142930 BD BD+03 3104
CD CP Dm number +03 3104 VIred 0.3
SpType A0 R SpType Coord arcsec 2000 155714.94+032419.2
Hipparcos 2
HIP 78134 Sn 95 So 3 Nc 1
RArad 4.1767863669 DErad 0.0594340636 Plx 5.58 PmRA -25.36
PmDE 7.69 E RArad 1.07 E DErad 0.81 E Plx 1.29
E pmRA 1.51 E pmDE 1.57 Hpmag 7.3323 E Hpmag 0.0057
SHp 0.026 VA 0 BV 0.264 E BV 0.015
VI 0.3
CCDM
Ccdm 15572+0324 RComp Comp A Note1
Note2 Discov num DRAs 2.95 DDEs 18.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.2 Sp A0 PmNote *
PmRA -14 PmDE 2 Dm number +03 3104 Cat1 BD
Name2 +03 1909 Cat2 AGK2/3 HD 142930 M HD
ADS BDS A 9855 M ADS BDS N IDS IDS 15522N0342A
HIC 78134
 
 
15572+0324 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 155714.48+032427.4 Mag 8.71 Spectral class B6V (blue-white)
PmRA -26.00 PmDE 11.0 HIP 78131 Tycho2 0357-01292-1
Calc delta mag 1.4 Calc coord yes
Tycho2
Tycho2 0357-01292-1 Pflag RAmdeg 239.31034779 DEmdeg 3.40772104
PmRA -27.3 PmDE 15.8 E RAmdeg 12 E DEmdeg 13
E pmRA 1.3 E pmDE 1.4 EpRAm 1990.70 EpDEm 1990.52
Num 4 Q RAmdeg 1.3 Q DEmdeg 0.5 Q pmRA 1.4
Q pmDE 0.6 BTmag 9.158 E BTmag 0.024 VTmag 8.714
E VTmag 0.021 Prox 107 TYC T HIP 78131
CCDM B RAdeg 239.31041083 DEdeg 3.40768444 EpRA 1990 1.70
EpDE 1990 1.63 E RAdeg 12.0 E DEdeg 12.8 Posflg
Corr -0.2
Hipparcos
Catalog H HIP 78131 Proxy RAhms 15 57 14.49
DEdms +03 24 27.6 Vmag 8.93 VarFlag R Vmag H
RAdeg 239.31 DEdeg 3.40766 AstroRef B Plx 6.63
CCDM 15572+0324 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.74
SpType R SpType Coord arcsec 2000 155714.49+032427.6
Hipparcos 2
HIP 78131 Sn 95 So 3 Nc 1
RArad 4.1767542262 DErad 0.0594747627 Plx 7.11 PmRA -24.81
PmDE 11.95 E RArad 1.15 E DErad 0.89 E Plx 1.36
E pmRA 1.7 E pmDE 1.77 Hpmag 9.0894 E Hpmag 0.0266
SHp 0 VA 0 BV 0.476 E BV 0.044
VI 0.55
CCDM
Ccdm 15572+0324 RComp Comp B Note1
Note2 Discov num STF1987 DRAs 2.51 DDEs 27.1
R dRAs 91 Year 1831 Theta 322 Rho 10.4
Obs 15 Vmag 8.7 Sp PmNote *
PmRA -18 PmDE 4 Dm number Cat1
Name2 +03 1908 Cat2 AGK2/3 HD M HD
ADS BDS A 9855 M ADS BDS N IDS IDS 15522N0342B
HIC 78131