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Current system
17590+1226
STF 2254 AC


Nearby doubles
15' : 17597+1236
BRT1292

26' : 18005+1238
TDT 629

35' : 18012+1239
GWP2755

37' : 17594+1151
BPM 714

38' : 17583+1302
TDT 603

48' : 18020+1245
HDS2538

48' : 17580+1141
TDS 892

50' : 18018+1254
HEI 554

53' : 17566+1305
TDT 588

57' : 17575+1318
BPM 711

64' : 17588+1330
RUC 10AB

72' : 18033+1152
TDT 655

72' : 17542+1240
BPM 708AB

75' : 18039+1244
SLE 127

76' : 17555+1322
BPM 709

78' : 18043+1217
UC 3486

83' : 18046+1240
HDS2545

87' : 17586+1353
HU 1289

90' : 18048+1253
BPM 719

92' : 17575+1058
BU 1299AB

98' : 18056+1242
J 1220

100' : 17526+1154
BPM 704

101' : 17554+1352
HEI 553

102' : 18057+1200
STF2276AB

102' : 18057+1253
SLE 129

106' : 17542+1108
FIN 381



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

17590+1226 STF 2254 AC

 
 
17h 59m 00.91s +12° 26' 18.5" P.A. 67.00 sep 56.1 mag 9.11,13.04 Sp A2
 
 
Coord 2000 17590+1226 Discov num STF2254 Comp AC Coord arcsec 2000 17 59 00.91 +12 26 18.5
Date first 1911 Date last 2015 Obs 4
Pa first 66 Pa last 66.9 P.A. Now (θ) 66.9°
Sep first 55.3 Sep last 56.059 Sep. Now (ρ) 56.059"
Mag pri 9.11 Mag sec 13.04 delta mag (ΔM) 3.93 Spectral class A2 (white)
Pri motion ra -006 Sec motion ra +028
Pri motion dec +001 Sec motion dec +014
Notes
rPM=1.163
This double is not physical.
 
 
17590+1226 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 164080 103268 17 59 01 +12 26 18 STF 2254 AB 2019 48 265 3.5 9.11 9.31 0.20
Show 103268 17 59 01 +12 26 18 STF 2254 AC 2015 4 67 56.1 9.11 13.04 3.93 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus SAO 103268 Tycho2 1015-01589-1 Gaia DR2 4496353983186077568
DM BD+12 3346
 
 
WDS 17590+1226 STF 2254 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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
17590+1226 STF2254 AC 1998 2 67 56.2 9.11 13.60 A2 D 175900.67+122618.3
17590+1226 STF2254 AC 2001 3 67 56.0 9.11 13.60 A2 D 175900.67+122618.3
17590+1226 STF2254 AC 2015 4 67 56.1 9.11 13.04 A2 175900.91+122618.5

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

 
 
WDS 17590+1226 STF 2254 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17590+1226 STF 2254 AC : MEASURES
 
 
No records found.

 
 
WDS 17590+1226 : VIRTUAL EYEPIECE
 
 

17590+1226 STF2254A mag 9.11 Sp A2 17590+1226 STF2254B sep 3.4 P.A. 265.10 mag 9.31 17590+1226 STF2254C sep 55.0 P.A. 66.40 mag 13.04 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 17590+1226 : ALADIN DSS IMAGE @ 17h 59m 00.91s +12° 26' 18.5"
 
 
 
 
WDS 17590+1226 STF 2254 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17590+1226 STF2254AC distance=0' 17597+1236 BRT1292 distance=15' 18005+1238 TDT 629 distance=26' 18012+1239 GWP2755 distance=35' 17594+1151 BPM 714 distance=37' 17583+1302 TDT 603 distance=38' 18020+1245 HDS2538 distance=48' 17580+1141 TDS 892 distance=48' 18018+1254 HEI 554 distance=50' 17566+1305 TDT 588 distance=53' 17575+1318 BPM 711 distance=57' 17588+1330 RUC 10AB distance=64' 17588+1330 RUC 10AC distance=64' 18033+1152 TDT 655 distance=72' 17542+1240 BPM 708AB distance=72' 17542+1240 BPM 708AC distance=72' 18039+1244 SLE 127 distance=75' 17555+1322 BPM 709 distance=76' 18043+1217 UC 3486 distance=78' 18046+1240 HDS2545 distance=83' 17586+1353 HU 1289 distance=87' 18048+1253 BPM 719 distance=90' 17575+1058 BU 1299AB distance=92' 17575+1058 BU 1299AB,C distance=92' 18056+1242 J 1220 distance=98' 17526+1154 BPM 704 distance=100' 17554+1352 HEI 553 distance=101' 18057+1200 STF2276BC distance=102' 18057+1200 STF2276AB distance=102' 18057+1200 STF2276AC distance=102' 18057+1253 SLE 129 distance=102' 18046+1329 HJ 1311CF distance=103' 17542+1108 FIN 381 distance=106' 18048+1333 HJ 1312 distance=108' 17598+1040 TDS 896 distance=108' 18061+1257 BPM 722 distance=108' 17582+1414 GWP2749 distance=109' 18048+1110 KPP1572 distance=114' 17510+1213 STF2231CD distance=116' 17510+1213 STF2231AB distance=118' 17510+1213 STF2231AC distance=118' 18043+1057 UC 3487 distance=119' 17593+1028 UC 3464 distance=119' 17534+1058 STTA160 distance=122' 17506+1227 UC 3424 distance=124' 18046+1053 SHN 227 distance=126' 18076+1225 HEI 556 distance=127' 18076+1210 TDT 697 distance=127' 17531+1401 HJ 1306 distance=128' 18039+1040 UC 3484 distance=128' 17539+1413 TDT 563AB distance=131' 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 17590+1226 STF2254 AB 265 3.5
Show 17590+1226 STF2254 AC 67 56.1
Show 17597+1236 BRT1292 305 3.7 15
Show 18005+1238 TDT 629 138 2.2 26
Show 18012+1239 GWP2755 121 64.4 35
Show 17594+1151 BPM 714 120 89.0 37
Show 17583+1302 TDT 603 234 0.7 38
Show 18020+1245 HDS2538 210 0.4 48
Show 17580+1141 TDS 892 283 0.8 48
Show 18018+1254 HEI 554 13 2.6 50
Show 17566+1305 TDT 588 195 0.6 53
Show 17575+1318 BPM 711 70 98.2 57
Show 17588+1330 RUC 10 AB 17 2.4 64
Show 17588+1330 RUC 10 AC 190 13.4 64
Show 18033+1152 TDT 655 281 0.4 72
Show 17542+1240 BPM 708 AB 68 2.9 72
Show 17542+1240 BPM 708 AC 66 29.7 72
Show 18039+1244 SLE 127 304 8.6 75
Show 17555+1322 BPM 709 219 120.0 76
Show 18043+1217 UC 3486 177 50.6 78
Show 18046+1240 HDS2545 121 0.1 83
Show 17586+1353 HU 1289 72 0.6 87
Show 18048+1253 BPM 719 277 18.7 90
Show 17575+1058 BU 1299 AB 103 0.3 92
Show 17575+1058 BU 1299 AB,C 62 27.9 92
Show 18056+1242 J 1220 128 1.5 98
Show 17526+1154 BPM 704 330 96.9 100
Show 17554+1352 HEI 553 207 0.6 101
Show 18057+1200 STF2276 BC 311 58.7 102
Show 18057+1200 STF2276 AB 257 7.1 102
Show 18057+1200 STF2276 AC 306 63.8 102
Show 18057+1253 SLE 129 272 11.0 102
Show 18046+1329 HJ 1311 CF 55 7.4 103
Show 17542+1108 FIN 381 158 0.1 106
Show 18048+1333 HJ 1312 60 25.2 108
Show 17598+1040 TDS 896 147 1.0 108
Show 18061+1257 BPM 722 340 105.0 108
Show 17582+1414 GWP2749 130 8.1 109
Show 18048+1110 KPP1572 325 11.9 114
Show 17510+1213 STF2231 CD 329 18.3 116
Show 17510+1213 STF2231 AB 153 32.3 118
Show 17510+1213 STF2231 AC 148 302.2 118
Show 18043+1057 UC 3487 248 57.7 119
Show 17593+1028 UC 3464 141 60.0 119
Show 17534+1058 STTA160 191 102.2 122
Show 17506+1227 UC 3424 286 30.7 124
Show 18046+1053 SHN 227 -1 0.1 126
Show 18076+1225 HEI 556 114 1.8 127
Show 18076+1210 TDT 697 167 2.2 127
Show 17531+1401 HJ 1306 5 30.1 128
Show 18039+1040 UC 3484 24 49.5 128

 
 
WDS 17590+1226 : COMPONENTS
 
 
  A B
B pa=265.1°
sep=3.44"
 
C pa=66.4°
sep=54.95"
pa=67.5°
sep=58.22"
 
 
17590+1226 A
 
 
Name HD 164080 Coord arcsec 2000 175900.91+122618.5 Mag 9.11 Spectral class A2 (white)
PmRA -6.00 PmDE 1.0 SAO 103268 Tycho2 1015-01589-1
HD 164080 GC 24481 ADS 10949 DM BD+12 3346
Tycho2
Tycho2 1015-01589-1 Pflag RAmdeg 269.75380500 DEmdeg 12.43847877
PmRA -1.9 PmDE -3.6 E RAmdeg 7 E DEmdeg 8
E pmRA 3.8 E pmDE 3.6 EpRAm 1991.55 EpDEm 1991.32
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 9.361 E BTmag 0.017 VTmag 9.114
E VTmag 0.014 Prox 36 TYC T HIP
CCDM RAdeg 269.75380972 DEdeg 12.43848750 EpRA 1990 1.59
EpDE 1990 1.38 E RAdeg 6.9 E DEdeg 8.0 Posflg D
Corr 0.1
SAO
SAO 103268 DelFlag RA1950 PmRA1950 -0.0006
DE1950 PmDE1950 -0.022 Vmag 8.5 SpType A2
Double code Source 70 CatNum 24481 DM BD+12 3346
DMcomp BDsup HD 164080 M HD 0
GC 24481 RA1950rad 4.69797087 DE1950rad 0.21713108 PmRA2000 -0.0005
PmDE2000 -0.022
CCDM
Ccdm 17590+1226 RComp Comp A Note1
Note2 Discov num DRAs 0.88 DDEs 18.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.1 Sp A2 PmNote *
PmRA 17 PmDE 3 Dm number +12 3346 Cat1 BD
Name2 +12 1875 Cat2 AGK2/3 HD 164080 M HD
ADS BDS A10949 M ADS BDS N IDS IDS 17544N1227A
HIC
 
 
17590+1226 B
 
 
Coord arcsec 2000 175900.68+122618.2 Mag 9.31 PmRA -20.00 PmDE -2.0
Tycho2 1015-02128-1 Calc delta mag 0.2 Calc coord yes
Tycho2
Tycho2 1015-02128-1 Pflag RAmdeg 269.75280340 DEmdeg 12.43842987
PmRA 1.8 PmDE 5.7 E RAmdeg 8 E DEmdeg 9
E pmRA 3.7 E pmDE 3.6 EpRAm 1991.53 EpDEm 1991.31
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 9.602 E BTmag 0.019 VTmag 9.314
E VTmag 0.016 Prox 36 TYC T HIP
CCDM RAdeg 269.75279917 DEdeg 12.43841611 EpRA 1990 1.59
EpDE 1990 1.39 E RAdeg 8.1 E DEdeg 9.3 Posflg D
Corr 0.0
CCDM
Ccdm 17590+1226 RComp Comp B Note1
Note2 Discov num STF2254 DRAs DDEs
R dRAs Year 1831 Theta 265 Rho 3.3
Obs 9 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10949 M ADS BDS N IDS IDS 17544N1227B
HIC
 
 
17590+1226 C
 
 
Coord arcsec 2000 175904.35+122640.5 Mag 13.04 PmRA 28.00 PmDE 14.0
Calc delta mag 3.93 Calc coord yes
CCDM
Ccdm 17590+1226 RComp Comp C Note1
Note2 Discov num STF2254 DRAs DDEs
R dRAs Year 1911 Theta 066 Rho 5.5
Obs 1 Vmag 13.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10949 M ADS BDS N IDS IDS 17544N1227C
HIC