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Doubles in session


Current system
07181+3457
STF 1054 AC


Nearby doubles
21' : 07179+3518
ALI 105

50' : 07219+3442
HJ 417

52' : 07173+3407
UC 107

52' : 07161+3412
TDS4650

57' : 07135+3452
LDS3730AB

59' : 07218+3534
ALI 106

62' : 07139+3423
HJ 413

67' : 07234+3510
ES 418

69' : 07126+3512
POP 84

69' : 07214+3402
STF1070AB

70' : 07217+3551
SLW 192

72' : 07229+3413
HJ 757

76' : 07119+3459
HU 1120

79' : 07225+3554
DAL 16

80' : 07118+3517
BRT3247

81' : 07240+3427
POP 74

82' : 07244+3434
UC 1578

83' : 07226+3600
LDS3734

88' : 07251+3446
STJ 65

90' : 07178+3328
HJ 415AB

92' : 07121+3403
COU1881

99' : 07104+3431
LDS3726

105' : 07162+3315
RAO 563

106' : 07153+3637
ALI 346

110' : 07138+3633
ALI 345

112' : 07243+3619
HDS1039



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.

07181+3457 STF 1054 AC

 
 
07h 18m 05.48s +34° 57' 06.3" P.A. 274.00 sep 96.8 mag 8.16,9.93 Sp F2 dist. 139.08 pc (453.68 l.y.)
 
 
Coord 2000 07181+3457 Discov num STF1054 Comp AC Coord arcsec 2000 07 18 05.48 +34 57 06.3
Date first 1880 Date last 2017 Obs 18
Pa first 268 Pa last 274.4 P.A. Now (θ) 274.4°
Sep first 79.4 Sep last 96.83 Sep. Now (ρ) 96.83"
Mag pri 8.16 Mag sec 9.93 delta mag (ΔM) 1.77 Spectral class F2 (yellow-white)
Pri motion ra -006 Sec motion ra -001
Pri motion dec -026 Sec motion dec -004
Notes
rPM=0.846
This double is not physical.
 
 
07181+3457 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 56327 59962 07 18 05 +34 57 06 STF 1054 AB 2017 32 292 18.5 8.16 9.96 1.80
Show 59962 07 18 05 +34 57 06 STF 1054 AC 2017 18 274 96.8 8.16 9.93 1.77 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Gemini SAO 59962 HIP 35349 Tycho2 2459-00111-1
Gaia DR2 896721349578367488 HD 56327 BD BD+35 1588 Distance 139.08
Distance ly 453.68
 
 
WDS 07181+3457 STF 1054 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
07181+3457 STF1054 AC 2005 10 274 96.6 8.16 9.93 D 071805.48+345706.3
07181+3457 STF1054 AC 2014 12 275 97.8 8.16 9.93 F2 071805.48+345706.3
07181+3457 STF1054 AC 2015 13 274 96.9 8.16 9.93 F2 071805.48+345706.3
07181+3457 STF1054 AC 2017 18 274 96.8 8.16 9.93 F2 071805.48+345706.3

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

 
 
WDS 07181+3457 STF 1054 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07181+3457 STF 1054 AC : MEASURES
 
 
No records found.

 
 
WDS 07181+3457 : VIRTUAL EYEPIECE
 
 

07181+3457 STF1054A mag 8.16 Sp F2 07181+3457 STF1054B sep 15.7 P.A. 295.90 mag 9.96 07181+3457 STF1054C sep 79.5 P.A. 275.40 mag 9.93 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 07181+3457 : ALADIN DSS IMAGE @ 07h 18m 05.48s +34° 57' 06.3"
 
 
 
 
WDS 07181+3457 STF 1054 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07181+3457 STF1054AC distance=0' 07179+3518 ALI 105 distance=21' 07219+3442 HJ 417 distance=50' 07173+3407 UC 107 distance=52' 07161+3412 TDS4650 distance=52' 07135+3452 LDS3730AB distance=57' 07135+3452 LDS3730Aa,Ab distance=57' 07218+3534 ALI 106 distance=59' 07139+3423 HJ 413 distance=62' 07234+3510 ES 418 distance=67' 07126+3512 POP 84 distance=69' 07214+3402 STF1070AB distance=69' 07214+3402 STF1070AC distance=69' 07217+3551 SLW 192 distance=70' 07229+3413 HJ 757 distance=72' 07119+3459 HU 1120 distance=76' 07225+3554 DAL 16 distance=79' 07118+3517 BRT3247 distance=80' 07240+3427 POP 74 distance=81' 07244+3434 UC 1578 distance=82' 07226+3600 LDS3734 distance=83' 07251+3446 STJ 65 distance=88' 07178+3328 HJ 415AB distance=90' 07178+3328 HJ 415AC distance=90' 07121+3403 COU1881 distance=92' 07104+3431 LDS3726 distance=99' 07172+3306 RAO 58BC distance=105' 07162+3315 RAO 563 distance=105' 07153+3637 ALI 346 distance=106' 07138+3633 ALI 345 distance=110' 07243+3619 HDS1039 distance=112' 07113+3344 MLB1048 distance=112' 07172+3306 TOK 379AB distance=113' 07211+3644 ES 290 distance=113' 07161+3648 SHN 112 distance=114' 07090+3521 ALI 103 distance=114' 07092+3414 ES 2469AB distance=119' 07092+3414 ES 2469AC distance=119' 07092+3414 ABH 62AD distance=119' 07092+3414 ABH 62AE distance=119' 07277+3509 CVR 466 distance=119' 07220+3646 BU 901AB distance=119' 07220+3646 BU 901AC distance=119' 07206+3658 CLZ 38 distance=125' 07088+3554 STF1018 distance=127' 07078+3449 UC 1534AB distance=127' 07077+3514 HJ 411 distance=128' 07285+3437 CBL 24 distance=130' 07096+3333 GRV 728 distance=134' 07080+3552 COU2063 distance=135' 07234+3259 UC 1571 distance=135' 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 07181+3457 STF1054 AB 292 18.5
Show 07181+3457 STF1054 AC 274 96.8
Show 07179+3518 ALI 105 186 6.8 21
Show 07219+3442 HJ 417 70 18.2 50
Show 07173+3407 UC 107 215 27.7 52
Show 07161+3412 TDS4650 279 3.4 52
Show 07135+3452 LDS3730 AB 288 99.6 57
Show 07135+3452 LDS3730 Aa,Ab 274 3.9 57
Show 07218+3534 ALI 106 330 14.3 59
Show 07139+3423 HJ 413 221 13.6 62
Show 07234+3510 ES 418 23 13.9 67
Show 07126+3512 POP 84 6 1.9 69
Show 07214+3402 STF1070 AB 324 1.7 69
Show 07214+3402 STF1070 AC 122 87.5 69
Show 07217+3551 SLW 192 185 26.1 70
Show 07229+3413 HJ 757 108 5.4 72
Show 07119+3459 HU 1120 227 4.2 76
Show 07225+3554 DAL 16 323 30.4 79
Show 07118+3517 BRT3247 183 4.2 80
Show 07240+3427 POP 74 148 9.8 81
Show 07244+3434 UC 1578 251 24.3 82
Show 07226+3600 LDS3734 180 119.2 83
Show 07251+3446 STJ 65 196 1.2 88
Show 07178+3328 HJ 415 AB 291 14.5 90
Show 07178+3328 HJ 415 AC 303 40.5 90
Show 07121+3403 COU1881 2 1.4 92
Show 07104+3431 LDS3726 274 34.1 99
Show 07172+3306 RAO 58 BC 127 17.5 105
Show 07162+3315 RAO 563 53 1.8 105
Show 07153+3637 ALI 346 23 6.0 106
Show 07138+3633 ALI 345 103 7.7 110
Show 07243+3619 HDS1039 355 0.5 112
Show 07113+3344 MLB1048 42 6.5 112
Show 07172+3306 TOK 379 AB 309 929.0 113
Show 07211+3644 ES 290 310 4.5 113
Show 07161+3648 SHN 112 -1 0.1 114
Show 07090+3521 ALI 103 96 12.2 114
Show 07092+3414 ES 2469 AB 318 11.9 119
Show 07092+3414 ES 2469 AC 225 12.8 119
Show 07092+3414 ABH 62 AD 305 51.0 119
Show 07092+3414 ABH 62 AE 214 70.4 119
Show 07277+3509 CVR 466 89 8.4 119
Show 07220+3646 BU 901 AB 10 11.6 119
Show 07220+3646 BU 901 AC 41 46.2 119
Show 07206+3658 CLZ 38 6 12.5 125
Show 07088+3554 STF1018 18 9.6 127
Show 07078+3449 UC 1534 AB 91 18.9 127
Show 07077+3514 HJ 411 48 11.4 128
Show 07285+3437 CBL 24 86 34.2 130
Show 07096+3333 GRV 728 232 21.0 134
Show 07080+3552 COU2063 171 0.2 135

 
 
WDS 07181+3457 : COMPONENTS
 
 
  A B
B pa=295.9°
sep=15.70"
 
C pa=275.4°
sep=79.48"
pa=270.5°
sep=65.01"
 
 
07181+3457 A
 
 
Name HD 56327 Coord arcsec 2000 071805.48+345706.3 Mag 8.16 Spectral class F2 (yellow-white)
PmRA -6.00 PmDE -26.0 SAO 59962 HIP 35349
Tycho2 2459-00111-1 HD 56327 GC 9684 ADS 5954
BD BD+35 1588
Tycho2
Tycho2 2459-00111-1 Pflag RAmdeg 109.52282568 DEmdeg 34.95169431
PmRA -2.6 PmDE -26.4 E RAmdeg 7 E DEmdeg 10
E pmRA 3.5 E pmDE 3.6 EpRAm 1991.73 EpDEm 1991.62
Num 4 Q RAmdeg 0.4 Q DEmdeg 0.8 Q pmRA 0.4
Q pmDE 0.8 BTmag 8.570 E BTmag 0.020 VTmag 8.157
E VTmag 0.016 Prox 186 TYC T HIP 35349
CCDM A RAdeg 109.52283306 DEdeg 34.95175472 EpRA 1990 1.80
EpDE 1990 1.76 E RAdeg 7.3 E DEdeg 9.5 Posflg
Corr 0.0
SAO
SAO 59962 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.009 Vmag 8 SpType F2
Double code Source 70 CatNum 9684 DM BD+35 1588
DMcomp BDsup HD 56327 M HD 0
GC 9684 RA1950rad 1.89714314 DE1950rad 0.61162364 PmRA2000 0.0002
PmDE2000 -0.006
Hipparcos
Catalog H HIP 35349 Proxy RAhms 07 18 05.48
DEdms +34 57 06.3 Vmag 8.1 VarFlag R Vmag G
RAdeg 109.523 DEdeg 34.9518 AstroRef A Plx 6.94
CCDM 07180+3457 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 56327 BD BD+35 1588
CD CP Dm number +35 1588 VIred 0.5
SpType F2 R SpType Coord arcsec 2000 071805.48+345706.3
Hipparcos 2
HIP 35349 Sn 95 So 3 Nc 1
RArad 1.9115340614 DErad 0.6100232207 Plx 7.19 PmRA -6.49
PmDE -25.55 E RArad 2.5 E DErad 1.84 E Plx 2.69
E pmRA 4.15 E pmDE 2.01 Hpmag 8.1987 E Hpmag 0.0312
SHp 0.072 VA 0 BV 0.428 E BV 0.015
VI 0.5
 
 
07181+3457 B
 
 
Coord arcsec 2000 071804.33+345713.2 Mag 9.96 PmRA -48.00 PmDE -36.0
HIP 35346 Tycho2 2459-00759-1 Calc delta mag 1.8 Calc coord yes
Tycho2
Tycho2 2459-00759-1 Pflag RAmdeg 109.51700157 DEmdeg 34.95370679
PmRA -1.6 PmDE -18.0 E RAmdeg 26 E DEmdeg 34
E pmRA 3.1 E pmDE 3.2 EpRAm 1990.60 EpDEm 1989.69
Num 4 Q RAmdeg 1.1 Q DEmdeg 1.1 Q pmRA 1.1
Q pmDE 1.1 BTmag 10.238 E BTmag 0.047 VTmag 9.965
E VTmag 0.051 Prox 186 TYC T HIP 35346
CCDM B RAdeg 109.51700611 DEdeg 34.95374750 EpRA 1990 1.83
EpDE 1990 1.78 E RAdeg 25.6 E DEdeg 35.3 Posflg D
Corr -0.1
Hipparcos
Catalog H HIP 35346 Proxy RAhms 07 18 04.08
DEdms +34 57 13.4 Vmag 9.65 VarFlag R Vmag H
RAdeg 109.517 DEdeg 34.9537 AstroRef B Plx 7.89
CCDM 07180+3457 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.48
SpType F0 R SpType Coord arcsec 2000 071804.08+345713.4
Hipparcos 2
HIP 35346 Sn 95 So 3 Nc 1
RArad 1.9114320715 DErad 0.610057422 Plx -0.7 PmRA -94.21
PmDE -40.5 E RArad 20.02 E DErad 14.88 E Plx 22.62
E pmRA 35.53 E pmDE 14.87 Hpmag 9.6007 E Hpmag 0.0934
SHp 0 VA 0 BV 0.435 E BV 0.06
VI 0.5
 
 
07181+3457 C
 
 
Coord arcsec 2000 071759.04+345713.7 Mag 9.93 PmRA -1.00 PmDE -4.0
Tycho2 2459-01578-1 Calc delta mag 1.77 Calc coord yes
Tycho2
Tycho2 2459-01578-1 Pflag RAmdeg 109.49007820 DEmdeg 34.95363370
PmRA -1.8 PmDE 1.0 E RAmdeg 24 E DEmdeg 31
E pmRA 3.1 E pmDE 3.2 EpRAm 1989.12 EpDEm 1988.45
Num 5 Q RAmdeg 1.5 Q DEmdeg 0.7 Q pmRA 1.5
Q pmDE 0.8 BTmag 10.827 E BTmag 0.061 VTmag 9.928
E VTmag 0.043 Prox 794 TYC T HIP
CCDM RAdeg 109.49008750 DEdeg 34.95362750 EpRA 1990 1.80
EpDE 1990 1.80 E RAdeg 27.3 E DEdeg 35.4 Posflg
Corr 0.0