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Doubles in session


Current system
17577+2815
HO 424
HD 163969


Nearby doubles
16' : 17575+2759
HO 423

25' : 17578+2751
ALL 2

36' : 17564+2846
GRV 971

52' : 17582+2724
HO 425

53' : 17549+2852
CBL 163

72' : 17524+2805
KPP2487

73' : 18032+2813
AZC 103

73' : 17549+2713
TDT 568AB

74' : 17541+2721
BVD 125

76' : 17567+2929
D 17

78' : 18033+2751
ES 470

78' : 17594+2929
STF2247AB

80' : 17518+2814
STF2239

88' : 18006+2934
LDS6413

91' : 17559+2943
AZC 102

94' : 17525+2712
HJ 1307

97' : 18047+2750
SLE 109

97' : 17525+2707
UC 3434

98' : 17520+2917
AZC 101

99' : 18025+2931
NSN 701

99' : 18009+2646
TDT 635

100' : 18026+2931
LDS4771

103' : 18031+2702
TDT 653

105' : 17541+2949
AC 9

107' : 17529+2941
AC 8

109' : 17573+2627
BRT 179



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.

17577+2815 HO 424 (HD 163969)

 
 
17h 57m 44.09s +28° 15' 12.8" P.A. 204.00 sep 1.4 mag 8.45,10.73 Sp G8III dist. 309.6 pc (1009.92 l.y.)
 
 
Coord 2000 17577+2815 Discov num HO  424 Comp Coord arcsec 2000 17 57 44.09 +28 15 12.8
Date first 1890 Date last 2015 Obs 20
Pa first 203 Pa last 203.7 P.A. Now (θ) 203.7°
Sep first 1.0 Sep last 1.43 Sep. Now (ρ) 1.43"
Mag pri 8.45 Mag sec 10.73 delta mag (ΔM) 2.28 Spectral class G8III (yellow)
Pri motion ra +000 Sec motion ra +000
Pri motion dec -017 Sec motion dec -017
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 163969 Constellation Hercules SAO 85588 HIP 87930
Tycho2 2102-00530-1 Gaia DR2 4584393738942925056 HD 163969 ADS 10936
BD BD+28 2873 Distance 309.6 Distance ly 1009.92
 
 
WDS 17577+2815 HO 424 (HD 163969) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17577+2815 HO 424 1991 16 204 1.3 8.45 10.73 G8III D 175744.09+281512.8
17577+2815 HO 424 2009 17 203 1.4 8.45 10.73 G8III D 175744.09+281512.8
17577+2815 HO 424 2015 19 204 1.4 8.45 10.73 G8III 175744.09+281512.8

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

 
 
WDS 17577+2815 HO 424 (HD 163969) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17577+2815 HO 424 (HD 163969) : MEASURES
 
 
No records found.

 
 
WDS 17577+2815 (HD 163969) : VIRTUAL EYEPIECE
 
 

17577+2815 HO 424A mag 8.45 Sp G8III 17577+2815 HO 424B sep 1.4 P.A. 201.10 mag 10.73 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 17577+2815 (HD 163969) : ALADIN DSS IMAGE @ 17h 57m 44.09s +28° 15' 12.8"
 
 
 
 
WDS 17577+2815 HO 424 (HD 163969) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17577+2815 HO 424 distance=0' 17575+2759 HO 423 distance=16' 17578+2751 ALL 2 distance=25' 17564+2846 GRV 971 distance=36' 17582+2724 HO 425 distance=52' 17549+2852 CBL 163 distance=53' 17524+2805 KPP2487 distance=72' 18032+2813 AZC 103 distance=73' 17549+2713 TDT 568AB distance=73' 17549+2713 TDT 568AC distance=73' 17541+2721 BVD 125 distance=74' 17567+2929 D 17 distance=76' 18033+2751 ES 470 distance=78' 17594+2929 COU1003Aa,Ab distance=78' 17594+2929 STF2247AB distance=78' 17594+2929 WAL 88AC distance=78' 17518+2814 STF2239 distance=80' 18006+2934 LDS6413 distance=88' 17559+2943 AZC 102 distance=91' 17525+2712 HJ 1307 distance=94' 18047+2750 SLE 109 distance=97' 17525+2707 UC 3434 distance=97' 17520+2917 AZC 101 distance=98' 18025+2931 NSN 701 distance=99' 18009+2646 TDT 635 distance=99' 18026+2931 LDS4771 distance=100' 18031+2702 TDT 653 distance=103' 17541+2949 AC 9 distance=105' 17529+2941 AC 8 distance=107' 17573+2627 BRT 179 distance=109' 17590+3003 STF2259 distance=110' 17517+2700 GRV 968 distance=110' 18059+2759 KPP3327 distance=110' 18009+2633 STF2263 distance=111' 17556+2627 TDT 576 distance=112' 17511+2704 YSC 240 distance=113' 18047+2707 ES 471AB distance=115' 18047+2707 ES 471AC distance=115' 18047+2707 SLE 106AD distance=115' 18047+2707 SLE 106AE distance=115' 18047+2707 SLE 106AF distance=115' 17589+2620 COU 808 distance=117' 17585+3011 HDS2534 distance=117' 18063+2843 HJ 1313 distance=118' 18018+2631 SLE 107 distance=118' 17508+2701 CBL 72 distance=118' 17568+2613 KPP4070 distance=124' 18070+2824 HDS2553 distance=124' 17502+2704 TDT 526 distance=124' 17564+3018 KPP2118 distance=124' 18006+3014 J 1127 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 17577+2815 HO 424 204 1.4
Show 17575+2759 HO 423 293 4.7 16
Show 17578+2751 ALL 2 206 18.9 25
Show 17564+2846 GRV 971 237 73.0 36
Show 17582+2724 HO 425 144 5.5 52
Show 17549+2852 CBL 163 244 41.5 53
Show 17524+2805 KPP2487 23 22.3 72
Show 18032+2813 AZC 103 146 14.1 73
Show 17549+2713 TDT 568 AB 2 0.5 73
Show 17549+2713 TDT 568 AC 90 1.8 73
Show 17541+2721 BVD 125 32 48.3 74
Show 17567+2929 D 17 130 23.9 76
Show 18033+2751 ES 470 208 8.3 78
Show 17594+2929 COU1003 Aa,Ab 359 0.1 78
Show 17594+2929 STF2247 AB 188 11.6 78
Show 17594+2929 WAL 88 AC 230 56.1 78
Show 17518+2814 STF2239 319 2.4 80
Show 18006+2934 LDS6413 105 88.1 88
Show 17559+2943 AZC 102 35 21.3 91
Show 17525+2712 HJ 1307 321 37.3 94
Show 18047+2750 SLE 109 79 9.7 97
Show 17525+2707 UC 3434 30.3 97
Show 17520+2917 AZC 101 270 22.6 98
Show 18025+2931 NSN 701 266 16.5 99
Show 18009+2646 TDT 635 229 0.6 99
Show 18026+2931 LDS4771 251 16.6 100
Show 18031+2702 TDT 653 26 0.7 103
Show 17541+2949 AC 9 242 1.0 105
Show 17529+2941 AC 8 304 0.1 107
Show 17573+2627 BRT 179 74 2.2 109
Show 17590+3003 STF2259 277 19.6 110
Show 17517+2700 GRV 968 304 26.0 110
Show 18059+2759 KPP3327 166 2.9 110
Show 18009+2633 STF2263 158 7.7 111
Show 17556+2627 TDT 576 216 0.5 112
Show 17511+2704 YSC 240 153 0.4 113
Show 18047+2707 ES 471 AB 274 24.3 115
Show 18047+2707 ES 471 AC 44 24.3 115
Show 18047+2707 SLE 106 AD 244 88.5 115
Show 18047+2707 SLE 106 AE 43 183.4 115
Show 18047+2707 SLE 106 AF 340 129.9 115
Show 17589+2620 COU 808 155 0.9 117
Show 17585+3011 HDS2534 355 0.5 117
Show 18063+2843 HJ 1313 297 13.7 118
Show 18018+2631 SLE 107 205 13.3 118
Show 17508+2701 CBL 72 173 12.6 118
Show 17568+2613 KPP4070 76 1.4 124
Show 18070+2824 HDS2553 300 0.1 124
Show 17502+2704 TDT 526 146 0.8 124
Show 17564+3018 KPP2118 349 17.2 124
Show 18006+3014 J 1127 341 2.9 125

 
 
WDS 17577+2815 : COMPONENTS
 
 
  A
B pa=201.1°
sep=1.40"
 
 
17577+2815 A
 
 
Componente originario normalizzato AB Name HD 163969 Coord arcsec 2000 175744.09+281512.8 Mag 8.45
Spectral class G8III (yellow) PmRA 0.00 PmDE -17.0 SAO 85588
HIP 87930 Tycho2 2102-00530-1 HD 163969 ADS 10936
BD BD+28 2873
Tycho2
Tycho2 2102-00530-1 Pflag P RAmdeg 269.43372417 DEmdeg 28.25356803
PmRA 0.0 PmDE -16.6 E RAmdeg 8 E DEmdeg 7
E pmRA 1.7 E pmDE 1.5 EpRAm 1991.27 EpDEm 1991.28
Num 6 Q RAmdeg 1.5 Q DEmdeg 1.4 Q pmRA 1.5
Q pmDE 1.4 BTmag 9.633 E BTmag 0.021 VTmag 8.453
E VTmag 0.013 Prox 13 TYC T HIP 87930
CCDM A RAdeg 269.43374250 DEdeg 28.25364278 EpRA 1990 1.62
EpDE 1990 1.61 E RAdeg 7.5 E DEdeg 7.2 Posflg D
Corr 0.0
SAO
SAO 85588 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.021 Vmag 8.3 SpType G5
Double code Source 34 CatNum 8564 DM BD+28 2873
DMcomp BDsup HD 163969 M HD 0
GC RA1950rad 4.69393414 DE1950rad 0.49318969 PmRA2000 0.0005
PmDE2000 -0.021
Hipparcos
Catalog H HIP 87930 Proxy H RAhms 17 57 44.10
DEdms +28 15 13.1 Vmag 8.24 VarFlag R Vmag G
RAdeg 269.434 DEdeg 28.2536 AstroRef A Plx 4.54
CCDM 17577+2815 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 205 Rho 1.449 HD 163969 BD BD+28 2873
CD CP Dm number +28 2873 VIred 0.96
SpType G8III R SpType Coord arcsec 2000 175744.10+281513.1
Hipparcos 2
HIP 87930 Sn 15 So 3 Nc 2
RArad 4.7025059719 DErad 0.4931191318 Plx 3.23 PmRA -0.18
PmDE -12.19 E RArad 0.6 E DErad 0.61 E Plx 0.89
E pmRA 0.85 E pmDE 0.69 Hpmag 8.3821 E Hpmag 0.0018
SHp 0.018 VA 0 BV 0.979 E BV 0.142
VI 0.96
CCDM
Ccdm 17577+2815 RComp Comp A Note1
Note2 Discov num DRAs 2.11 DDEs 12.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp G5 PmNote *
PmRA 6 PmDE -13 Dm number +28 2873 Cat1 BD
Name2 +28 1720 Cat2 AGK2/3 HD 163969 M HD
ADS BDS A10936 M ADS BDS N IDS IDS 17538N2816A
HIC 87930
 
 
17577+2815 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 175744.05+281511.5 Mag 10.73 PmRA 0.00
PmDE -17.0 Tycho2 2102-00530-2 Calc delta mag 2.28 Calc coord yes
Tycho2
Tycho2 2102-00530-2 Pflag P RAmdeg 269.43372417 DEmdeg 28.25356803
PmRA 0.0 PmDE -16.6 E RAmdeg 8 E DEmdeg 7
E pmRA 1.7 E pmDE 1.5 EpRAm 1991.27 EpDEm 1991.28
Num 6 Q RAmdeg 1.5 Q DEmdeg 1.4 Q pmRA 1.5
Q pmDE 1.4 BTmag 11.324 E BTmag 0.060 VTmag 10.726
E VTmag 0.055 Prox 13 TYC HIP 87930
CCDM B RAdeg 269.43356944 DEdeg 28.25330472 EpRA 1990 1.64
EpDE 1990 1.61 E RAdeg 35.9 E DEdeg 35.1 Posflg D
Corr 0.0
CCDM
Ccdm 17577+2815 RComp Comp B Note1
Note2 Discov num HO 424 DRAs DDEs
R dRAs Year 1890 Theta 206 Rho 1.3
Obs 11 Vmag 11.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10936 M ADS BDS N IDS IDS 17538N2816B
HIC 87930