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Current system
17551+3745
OSO 89 AB


Nearby doubles
9' : 17553+3753
GRV 969

25' : 17579+3741
ROE 4

32' : 17578+3744
TOB 141

40' : 17532+3713
DAE 11

52' : 17518+3756
ES 2568

54' : 17592+3806
DAM 99

54' : 17508+3741
STF2238

55' : 17594+3803
DAM 100

55' : 17595+3803
ES 2478

56' : 17591+3716
J 755

57' : 17596+3804
DAM 101

58' : 17552+3647
KPP1766

59' : 17512+3821
HU 1183

59' : 17597+3807
DAM 102

67' : 17496+3756
ES 2567

69' : 17493+3745
MLB 753

70' : 17561+3636
ES 2477

77' : 17505+3651
COU1146

79' : 18017+3714
GCB 29

84' : 17490+3704
COU1145

86' : 17507+3638
TDS 889

87' : 18031+3805
J 757

87' : 17496+3649
ES 2169

88' : 17523+3624
OSO 85

90' : 17487+3832
UC 3416

95' : 17548+3610
COU1303



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

17551+3745 OSO 89 AB

 
 
17h 55m 06.31s +37° 44' 48.0" P.A. 117.00 sep 20.7 mag 11.99,17.70 Sp sd?F8:
 
 
Coord 2000 17551+3745 Discov num OSO  89 Comp AB Coord arcsec 2000 17 55 06.31 +37 44 48.0
Date first 1995 Date last 2014 Obs 8
Pa first 120 Pa last 116.8 P.A. Now (θ) 116.8°
Sep first 17.9 Sep last 20.74 Sep. Now (ρ) 20.74"
Mag pri 11.99 Mag sec 17.70 delta mag (ΔM) 5.71 Spectral class sd?F8:
Pri motion ra -188 Sec motion ra
Pri motion dec -384 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
17551+3745 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 55 06 +37 44 48 OSO 89 AB 2014 8 117 20.7 11.99 17.70 5.71 <===
Show 17 55 06 +37 44 48 OSO 89 AC 2014 8 74 21.3 11.99 17.80 5.81
Show 17 55 06 +37 44 48 OSO 89 AD 1995 1 26 23.8 11.99 19.30 7.31
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 3089-02338-1 Gaia DR2 4610612899373868160
 
 
WDS 17551+3745 OSO 89 AB : NOTES
 
 
discov_num notes refcode
OSO 89 G182-032. None is a common proper motion pair, based on comparison
with POSS2 red plates. Oso2004
 
 
REFERENCES
 
 
refcode metd author reference
Oso2004 C j Zapatero Osorio, M.R. & Martin, E.L. 2004A&A...419..167Z
Oso2004 +Pa A&A 419, 167, 2004
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17551+3745 OSO 89 AB 1999 2 114 18.0 11.99 17.70 N D 175506.31+374448.0
17551+3745 OSO 89 AB 2014 8 117 20.7 11.99 17.70 sd?F8: N 175506.31+374448.0

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

 
 
WDS 17551+3745 OSO 89 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17551+3745 OSO 89 AB : MEASURES
 
 
No records found.

 
 
WDS 17551+3745 : VIRTUAL EYEPIECE
 
 

17551+3745 OSO 89A mag 11.99 Sp sd?F8: 17551+3745 OSO 89B sep 17.4 P.A. 122.60 mag 17.7 17551+3745 OSO 89C sep 17.2 P.A. 70.40 mag 17.8 17551+3745 OSO 89D sep 22.9 P.A. 20.80 mag 19.3 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 17551+3745 : ALADIN DSS IMAGE @ 17h 55m 06.31s +37° 44' 48.0"
 
 
 
 
WDS 17551+3745 OSO 89 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17551+3745 OSO 89AB distance=0' 17553+3753 GRV 969 distance=9' 17579+3741 ROE 4 distance=25' 17578+3744 TOB 141 distance=32' 17532+3713 DAE 11 distance=40' 17518+3756 ES 2568 distance=52' 17592+3806 DAM 99 distance=54' 17508+3741 STF2238 distance=54' 17594+3803 DAM 100 distance=55' 17595+3803 ES 2478 distance=55' 17591+3716 J 755 distance=56' 17596+3804 DAM 101 distance=57' 17552+3647 KPP1766 distance=58' 17512+3821 HU 1183 distance=59' 17597+3807 DAM 102 distance=59' 17496+3756 ES 2567 distance=67' 17493+3745 MLB 753 distance=69' 17561+3636 ES 2477 distance=70' 17505+3651 COU1146 distance=77' 18017+3714 GCB 29 distance=79' 17490+3704 COU1145 distance=84' 17507+3638 TDS 889 distance=86' 18031+3805 J 757 distance=87' 17496+3649 ES 2169 distance=87' 17523+3624 OSO 85 distance=88' 17487+3832 UC 3416 distance=90' 17548+3610 COU1303 distance=95' 17470+3750 COU1144 distance=97' 18028+3815 ALI 867 distance=97' 17597+3624 OSO 91AB distance=99' 17597+3624 OSO 91AC distance=99' 17537+3924 TDT 560 distance=101' 17533+3605 STF2243 distance=102' 18036+3731 COU1147 distance=103' 17562+3926 BU 417 distance=103' 17541+3928 HLM 9 distance=104' 17554+3930 STF2246 distance=106' 17482+3637 TDT 511 distance=107' 18025+3643 ES 2479 distance=107' 17540+3936 KPP 883 distance=112' 17592+3926 COU1458 distance=113' 17457+3708 TDT 492 distance=118' 17506+3932 COU1301 distance=120' 17511+3555 LDS4766 distance=120' 17575+3942 COU1457 distance=120' 18001+3600 UC 3467 distance=121' 18053+3750 ALI 608 distance=121' 17449+3752 ES 2016 distance=122' 17525+3943 COU1302 distance=122' 18053+3806 J 758 distance=123' 17462+3853 COU1300 distance=125' 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 17551+3745 OSO 89 AB 117 20.7
Show 17551+3745 OSO 89 AC 74 21.3
Show 17551+3745 OSO 89 AD 26 23.8
Show 17553+3753 GRV 969 156 43.1 9
Show 17579+3741 ROE 4 164 11.3 25
Show 17578+3744 TOB 141 356 16.8 32
Show 17532+3713 DAE 11 1.6 40
Show 17518+3756 ES 2568 39 11.8 52
Show 17592+3806 DAM 99 86 6.4 54
Show 17508+3741 STF2238 285 2.4 54
Show 17594+3803 DAM 100 138 8.3 55
Show 17595+3803 ES 2478 234 4.3 55
Show 17591+3716 J 755 141 1.7 56
Show 17596+3804 DAM 101 80 5.1 57
Show 17552+3647 KPP1766 85 13.7 58
Show 17512+3821 HU 1183 191 0.5 59
Show 17597+3807 DAM 102 111 8.8 59
Show 17496+3756 ES 2567 194 5.6 67
Show 17493+3745 MLB 753 352 9.9 69
Show 17561+3636 ES 2477 5 6.8 70
Show 17505+3651 COU1146 146 0.1 77
Show 18017+3714 GCB 29 212 3.9 79
Show 17490+3704 COU1145 283 0.2 84
Show 17507+3638 TDS 889 14 1.4 86
Show 18031+3805 J 757 322 3.5 87
Show 17496+3649 ES 2169 337 8.5 87
Show 17523+3624 OSO 85 73 28.2 88
Show 17487+3832 UC 3416 22 13.2 90
Show 17548+3610 COU1303 258 1.3 95
Show 17470+3750 COU1144 104 0.9 97
Show 18028+3815 ALI 867 246 11.4 97
Show 17597+3624 OSO 91 AB 16 20.4 99
Show 17597+3624 OSO 91 AC 104 27.3 99
Show 17537+3924 TDT 560 198 2.5 101
Show 17533+3605 STF2243 39 1.1 102
Show 18036+3731 COU1147 175 0.7 103
Show 17562+3926 BU 417 317 1.0 103
Show 17541+3928 HLM 9 285 5.3 104
Show 17554+3930 STF2246 100 5.5 106
Show 17482+3637 TDT 511 68 0.6 107
Show 18025+3643 ES 2479 232 9.9 107
Show 17540+3936 KPP 883 102 7.4 112
Show 17592+3926 COU1458 78 0.4 113
Show 17457+3708 TDT 492 51 0.7 118
Show 17506+3932 COU1301 86 1.8 120
Show 17511+3555 LDS4766 187 9.7 120
Show 17575+3942 COU1457 7 1.9 120
Show 18001+3600 UC 3467 278 42.4 121
Show 18053+3750 ALI 608 175 13.3 121
Show 17449+3752 ES 2016 218 4.3 122
Show 17525+3943 COU1302 172 4.0 122

 
 
WDS 17551+3745 : COMPONENTS
 
 
  A B C
B pa=122.6°
sep=17.37"
 
C pa=70.4°
sep=17.24"
pa=6.1°
sep=15.21"
 
D pa=20.8°
sep=22.90"
pa=348.1°
sep=31.43"
pa=332.6°
sep=17.60"
 
 
17551+3745 A
 
 
Coord arcsec 2000 175506.31+374448.0 Mag 11.99 Spectral class sd?F8: PmRA -188.00
PmDE -384.0 Tycho2 3089-02338-1
Tycho2
Tycho2 3089-02338-1 Pflag RAmdeg 268.77621086 DEmdeg 37.74656214
PmRA -187.3 PmDE -362.3 E RAmdeg 77 E DEmdeg 74
E pmRA 4.4 E pmDE 4.1 EpRAm 1985.83 EpDEm 1985.28
Num 3 Q RAmdeg 0.3 Q DEmdeg 0.4 Q pmRA 0.2
Q pmDE 0.4 BTmag 12.668 E BTmag 0.214 VTmag 11.960
E VTmag 0.154 Prox 999 TYC HIP
CCDM RAdeg 268.77676389 DEdeg 37.74740028 EpRA 1990 1.60
EpDE 1990 1.67 E RAdeg 80.7 E DEdeg 78.2 Posflg
Corr -0.1
 
 
17551+3745 B
 
 
Coord arcsec 2000 175507.54+374438.6 Mag 17.7 Calc delta mag 5.71 Calc coord yes
 
 
17551+3745 C
 
 
Coord arcsec 2000 175507.68+374453.8 Mag 17.8 Calc delta mag 5.81 Calc coord yes
 
 
17551+3745 D
 
 
Coord arcsec 2000 175507.00+374509.4 Mag 19.3 Calc delta mag 7.31 Calc coord yes