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Current system
12015-0023
STF 1591 AC


Nearby doubles
8' : 12013-0015
SLW 677

19' : 12019+0006
STTA116AB

23' : 12028-0033
UC 2257

25' : 12004-0042
A 2580

27' : 12030-0035
UC 2259

29' : 12029+0004
GRV1068

34' : 12032+0044
BAL1450

38' : 11591+0032
J 92

45' : 12000+0104
GRV1067

54' : 12047+0046
RST5363

56' : 12018+0118
CVR1399

58' : 12006+0119
TDS8161

72' : 12050+0106
GRV1070

72' : 12056+0058
ZHN 19

76' : 12032+0133
SLW 679

78' : 11563+0025
GWP1708

83' : 12030+0142
ITF 223

85' : 12071+0013
KPP 44

89' : 11561+0059
TDS8123

90' : 12014-0107
UC 2251

92' : 12072+0054
CBL 604

93' : 11594+0150
OCC 708

101' : 12014+0203
CVR 123

104' : 12083-0037
UC 2279

105' : 12048-0110
RST4955

106' : 11582+0157
SLW 671



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.

12015-0023 STF 1591 AC

 
 
12h 01m 27.93s -00° 22' 43.6" P.A. 52.00 sep 23.9 mag 8.43,12.50 Sp K dist. 219.78 pc (716.92 l.y.)
 
 
Coord 2000 12015-0023 Discov num STF1591 Comp AC Coord arcsec 2000 12 01 27.93 -00 22 43.6
Date first 1831 Date last 2017 Obs 21
Pa first 50 Pa last 51.6 P.A. Now (θ) 51.6°
Sep first 20.0 Sep last 23.9 Sep. Now (ρ) 23.9"
Mag pri 8.43 Mag sec 12.50 delta mag (ΔM) 4.07 Spectral class K (yellow-orange)
Pri motion ra +002 Sec motion ra +004
Pri motion dec +008 Sec motion dec +007
Notes N (See Notes)
rPM=0.271 (< 0.3, Physical double)
This double is physical.
 
 
12015-0023 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 104409 138542 12 01 28 -00 22 44 STF 1591 AB 2017 45 351 51.3 8.43 8.95 0.52
Show 138542 12 01 28 -00 22 44 STF 1591 AC 2017 21 52 23.9 8.43 12.50 4.07 <===
Show 138541 12 01 27 -00 21 53 FYM 166 BD 2016 10 20 14.7 8.95 16.60 7.65
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Virgo SAO 138542 HIP 58639 Tycho2 4939-00460-1
HD 104409 BD BD+00 2878 Distance 219.78 Distance ly 716.92
 
 
WDS 12015-0023 STF 1591 AC : NOTES
 
 
discov_num notes refcode
STF1591 STTA115. B is BD+00@2877.
 
 
REFERENCES
 
 
refcode metd author reference
FyM2013 C j Fay, M. 2013OED....10...38F
FyM2013 El Observador de Estrellas Dobles, Issue #10, 38, 2013
FyM2013b C j Fay, M. .
FyM2013b Il Bollettino Delle Stelle Doppie 5, 10, 2013
FyM2013c C j Fay, M. .
FyM2013c Il Bollettino Delle Stelle Doppie 6, 40, 2013
FyM2013d C j Fay, M. .
FyM2013d Il Bollettino Delle Stelle Doppie 6, 46, 2013
FyM2014 C j Fay, M. .
FyM2014 Il Bollettino Delle Stelle Doppie 9, 36, 2014
FyM2014 (Italian translation on page 21 of the same publication)
FyM2014b C - Fay, M. .
FyM2014b private communication
FyM2014c C j Fay, M. 2014OED....13...19F
FyM2014c El Observador de Estrellas Dobles, Issue #13, 19, 2014
FyM2015a C j Fay, M. 2015OED....14...48F
FyM2015a El Observador de Estrellas Dobles, Issue #14, 48, 2015
FyM2015b C j Fay, M. 2015OED....15...48F
FyM2015b El Observador de Estrellas Dobles, Issue #15, 48, 2015
FyM2016a C - Fay, M. 2016OED....16...94F
FyM2016a El Observador de Estrellas Dobles, Issue #16, 94, 2016
FyM2016b C j Fay, M. 2016OED....16..132F
FyM2016b El Observador de Estrellas Dobles, Issue #16, 132, 2016
FyM2016c C j Fay, M. 2016OED....17...14F
FyM2016c El Observador de Estrellas Dobles, Issue #17, 14, 2016
FyM2017a C - Fay, M. .
FyM2017a Il Bollettino Delle Stelle Doppie 20, 51, 2017
FyM2017a (Italian translation on page 29 of the same publication)
FyM2017b C j Fay, M. 2017OED....19...71F
FyM2017b El Observador de Estrellas Dobles, Issue #19, 71, 2017
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 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
12015-0023 STF1591 AC 2002 12 52 24.2 8.43 12.50 K N D 120127.93-002243.6
12015-0023 STF1591 AC 2013 14 52 24.2 8.43 12.50 K N 120127.93-002243.6
12015-0023 STF1591 AC 2017 15 52 23.9 8.43 12.50 K N 120127.93-002243.6

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

 
 
WDS 12015-0023 STF 1591 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12015-0023 STF 1591 AC : MEASURES
 
 
No records found.

 
 
WDS 12015-0023 : VIRTUAL EYEPIECE
 
 

12015-0023 STF1591A mag 8.43 Sp K 12015-0023 FYM 166B sep 51.5 P.A. 188.50 mag 8.95 Sp A 12015-0023 STF1591C sep 23.9 P.A. 51.60 mag 12.5 12015-0023 FYM 166D sep 37.2 P.A. 184.00 mag 16.6 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 12015-0023 : ALADIN DSS IMAGE @ 12h 01m 27.93s -00° 22' 43.6"
 
 
 
 
WDS 12015-0023 STF 1591 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12015-0023 STF1591AC distance=0' 12015-0023 FYM 166BD distance=1' 12013-0015 SLW 677 distance=8' 12019+0006 STTA116AB distance=19' 12028-0033 UC 2257 distance=23' 12004-0042 A 2580 distance=25' 12030-0035 UC 2259 distance=27' 12029+0004 GRV1068 distance=29' 12032+0044 BAL1450 distance=34' 11591+0032 J 92 distance=38' 12000+0104 GRV1067 distance=45' 12047+0046 RST5363 distance=54' 12018+0118 CVR1399 distance=56' 12006+0119 TDS8161 distance=58' 12050+0106 GRV1070 distance=72' 12056+0058 ZHN 19 distance=72' 12032+0133 SLW 679 distance=76' 11563+0025 GWP1708 distance=78' 12030+0142 ITF 223 distance=83' 12071+0013 KPP 44 distance=85' 11561+0059 TDS8123 distance=89' 12014-0107 UC 2251 distance=90' 12072+0054 CBL 604 distance=92' 11594+0150 OCC 708 distance=93' 12014+0203 CVR 123 distance=101' 12083-0037 UC 2279 distance=104' 12048-0110 RST4955 distance=105' 11582+0157 SLW 671 distance=106' 12085+0050 LDS4183 distance=109' 11583+0202 J 1019 distance=109' 12033-0123 BAL 866 distance=110' 11594-0124 SMH 15 distance=112' 12088-0040 CVR1410 distance=112' 12074+0132 BAL1882 distance=113' 11539-0007 SKF 236 distance=115' 11596-0130 HJ 196 distance=116' 12077+0136 LEP 50 distance=119' 12094-0046 OCC 234 distance=122' 12098-0012 UC 2285 distance=125' 12097-0046 OCC 8AB distance=126' 12097-0046 GWP1756AC distance=126' 11533+0102 SLW 666 distance=129' 11531+0057 SLN 23 distance=131' 12029+0233 GWP1736 distance=133' 12104+0037 UC 2288 distance=135' 11589-0147 GWP1722 distance=135' 12100-0020 GRV1072AB distance=140' 12062-0138 UC 2267AB distance=141' 11528+0120 UC 2226 distance=143' 11589+0243 GWP1721 distance=146' 12047+0242 GWP1743 distance=148' 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 12015-0023 STF1591 AB 351 51.3
Show 12015-0023 STF1591 AC 52 23.9
Show 12015-0023 FYM 166 BD 20 14.7 1
Show 12013-0015 SLW 677 139 12.0 8
Show 12019+0006 STTA116 AB 177 73.2 19
Show 12028-0033 UC 2257 129 51.9 23
Show 12004-0042 A 2580 155 4.0 25
Show 12030-0035 UC 2259 226 44.6 27
Show 12029+0004 GRV1068 99 12.1 29
Show 12032+0044 BAL1450 207 22.7 34
Show 11591+0032 J 92 176 14.9 38
Show 12000+0104 GRV1067 125 25.2 45
Show 12047+0046 RST5363 34 0.2 54
Show 12018+0118 CVR1399 69 3.1 56
Show 12006+0119 TDS8161 187 0.5 58
Show 12050+0106 GRV1070 341 15.3 72
Show 12056+0058 ZHN 19 80 4.4 72
Show 12032+0133 SLW 679 211 23.8 76
Show 11563+0025 GWP1708 88 57.7 78
Show 12030+0142 ITF 223 206 4.9 83
Show 12071+0013 KPP 44 188 7.5 85
Show 11561+0059 TDS8123 97 0.4 89
Show 12014-0107 UC 2251 55 56.6 90
Show 12072+0054 CBL 604 33 22.9 92
Show 11594+0150 OCC 708 -1 0.1 93
Show 12014+0203 CVR 123 58 71.4 101
Show 12083-0037 UC 2279 244 48.9 104
Show 12048-0110 RST4955 113 1.8 105
Show 11582+0157 SLW 671 248 15.8 106
Show 12085+0050 LDS4183 125 6.7 109
Show 11583+0202 J 1019 293 5.4 109
Show 12033-0123 BAL 866 353 9.1 110
Show 11594-0124 SMH 15 312 10.4 112
Show 12088-0040 CVR1410 345 3.6 112
Show 12074+0132 BAL1882 313 8.4 113
Show 11539-0007 SKF 236 285 9.7 115
Show 11596-0130 HJ 196 290 8.7 116
Show 12077+0136 LEP 50 265 9.1 119
Show 12094-0046 OCC 234 -1 0.2 122
Show 12098-0012 UC 2285 140 61.9 125
Show 12097-0046 OCC 8 AB -1 0.1 126
Show 12097-0046 GWP1756 AC 285 30.9 126
Show 11533+0102 SLW 666 221 175.6 129
Show 11531+0057 SLN 23 254 6.4 131
Show 12029+0233 GWP1736 322 31.7 133
Show 12104+0037 UC 2288 27 25.7 135
Show 11589-0147 GWP1722 340 78.3 135
Show 12100-0020 GRV1072 AB 47 11.1 140
Show 12062-0138 UC 2267 AB 70 38.9 141
Show 11528+0120 UC 2226 72 13.5 143
Show 11589+0243 GWP1721 133 39.3 146

 
 
WDS 12015-0023 : COMPONENTS
 
 
  A B C
B pa=188.5°
sep=51.47"
 
C pa=51.6°
sep=23.90"
pa=21.9°
sep=70.84"
 
D pa=184.0°
sep=37.22"
pa=20.1°
sep=14.66"
pa=202.3°
sep=56.19"
 
 
12015-0023 A
 
 
Name HD 104409 Coord arcsec 2000 120127.93-002243.6 Mag 8.43 Spectral class K (yellow-orange)
PmRA 2.00 PmDE 8.0 SAO 138542 HIP 58639
Tycho2 4939-00460-1 HD 104409 GC 16433 BD BD+00 2878
Tycho2
Tycho2 4939-00460-1 Pflag RAmdeg 180.36639209 DEmdeg -0.37875263
PmRA 1.9 PmDE 7.9 E RAmdeg 7 E DEmdeg 9
E pmRA 0.8 E pmDE 0.8 EpRAm 1989.98 EpDEm 1988.71
Num 17 Q RAmdeg 1.1 Q DEmdeg 0.7 Q pmRA 1.1
Q pmDE 0.8 BTmag 9.513 E BTmag 0.022 VTmag 8.430
E VTmag 0.014 Prox 516 TYC T HIP 58639
CCDM RAdeg 180.36638833 DEdeg -0.37877111 EpRA 1990 1.73
EpDE 1990 1.53 E RAdeg 7.0 E DEdeg 9.8 Posflg
Corr 0.2
SAO
SAO 138542 DelFlag RA1950 PmRA1950 -0.0005
DE1950 PmDE1950 -0.019 Vmag 8.5 SpType K
Double code Source 70 CatNum 16433 DM BD+00 2878
DMcomp BDsup HD 104409 M HD 0
GC 16433 RA1950rad 3.13680337 DE1950rad -0.00175989 PmRA2000 -0.0003
PmDE2000 -0.015
Hipparcos
Catalog H HIP 58639 Proxy RAhms 12 01 27.93
DEdms -00 22 43.6 Vmag 8.34 VarFlag R Vmag G
RAdeg 180.366 DEdeg -0.37877 AstroRef Plx 4.55
CCDM 12015-0022 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 104409 BD BD+00 2878
CD CP Dm number +00 2878 VIred 0.93
SpType K R SpType Coord arcsec 2000 120127.93-002243.6
Hipparcos 2
HIP 58639 Sn 5 So 0 Nc 1
RArad 3.1479873545 DErad -0.0066107843 Plx 4.55 PmRA 3.01
PmDE 7.01 E RArad 1.02 E DErad 0.56 E Plx 1.18
E pmRA 0.96 E pmDE 0.65 Hpmag 8.5006 E Hpmag 0.002
SHp 0.013 VA 0 BV 0.939 E BV 0.015
VI 0.93
 
 
12015-0023 B
 
 
Coord arcsec 2000 120127.42-002152.7 Coord calc 120127.42-002152.7 Mag 8.95 Spectral class A (white)
PmRA -5.00 PmDE -9.0 SAO 138541 HIP 58637
Tycho2 4939-00114-1 HD 104408 GC 16431 BD BD+00 2877
Calc delta mag 0.52
Tycho2
Tycho2 4939-00114-1 Pflag RAmdeg 180.36423835 DEmdeg -0.36463308
PmRA -5.4 PmDE -9.7 E RAmdeg 8 E DEmdeg 11
E pmRA 1.0 E pmDE 0.9 EpRAm 1990.57 EpDEm 1988.90
Num 11 Q RAmdeg 1.0 Q DEmdeg 0.5 Q pmRA 1.0
Q pmDE 0.6 BTmag 9.432 E BTmag 0.020 VTmag 8.950
E VTmag 0.017 Prox 516 TYC T HIP 58637
CCDM RAdeg 180.36425056 DEdeg -0.36461083 EpRA 1990 1.73
EpDE 1990 1.51 E RAdeg 8.4 E DEdeg 11.3 Posflg
Corr 0.2
SAO
SAO 138541 DelFlag RA1950 PmRA1950 -0.0007
DE1950 PmDE1950 -0.012 Vmag 8.5 SpType A
Double code Source 70 CatNum 16431 DM BD+00 2877
DMcomp BDsup HD 104408 M HD 0
GC 16431 RA1950rad 3.13676825 DE1950rad -0.00150192 PmRA2000 -0.0005
PmDE2000 -0.008
Hipparcos
Catalog H HIP 58637 Proxy RAhms 12 01 27.42
DEdms -00 21 52.6 Vmag 8.93 VarFlag R Vmag G
RAdeg 180.364 DEdeg -0.364607 AstroRef Plx 9.3
CCDM 12015-0022 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 104408 BD BD+00 2877
CD CP Dm number +00 2877 VIred 0.56
SpType A R SpType Coord arcsec 2000 120127.42-002152.6
Hipparcos 2
HIP 58637 Sn 5 So 0 Nc 1
RArad 3.1479499008 DErad -0.0063636037 Plx 10.46 PmRA -7.01
PmDE -10.61 E RArad 1.07 E DErad 0.63 E Plx 1.26
E pmRA 1.06 E pmDE 0.69 Hpmag 9.0227 E Hpmag 0.0026
SHp 0.016 VA 0 BV 0.49 E BV 0.015
VI 0.56
 
 
12015-0023 C
 
 
Coord arcsec 2000 120129.18+002258.4 Mag 12.5 PmRA 4.00 PmDE 7.0
Calc delta mag 4.07 Calc coord yes
 
 
12015-0023 D
 
 
Coord arcsec 2000 120127.76+002206.5 Mag 16.6 Calc delta mag 8.17 Calc coord yes