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Current system
17541+2949
AC 9
HD 163284


Nearby doubles
19' : 17529+2941
AC 8

25' : 17559+2943
AZC 102

39' : 17512+2946
BRT 31

39' : 17567+2929
D 17

42' : 17564+3018
KPP2118

43' : 17520+2917
AZC 101

47' : 17510+3010
COU 636

58' : 17549+2852
CBL 163

62' : 17585+3011
HDS2534

65' : 17566+3045
COU 999

66' : 17590+3003
STF2259

70' : 17564+2846
GRV 971

72' : 17594+2929
STF2247AB

74' : 17484+2942
BRT 30

76' : 17488+2918
TDS 884AB

87' : 18006+2934
LDS6413

88' : 18006+3014
J 1127

89' : 17566+3110
ES 343

92' : 17558+3117
SEI 552

100' : 17470+2915
TDS 881AB

100' : 17518+2814
STF2239

105' : 17577+2815
HO 424

106' : 17516+3129
KPP4065

106' : 17551+3134
AG 215AB

107' : 17551+3135
ITF 21

107' : 17544+3135
SEI 550



Selections
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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.

17541+2949 AC 9 (HD 163284)

 
 
17h 54m 08.02s +29° 48' 44.6" P.A. 242.00 sep 1.0 mag 9.01,9.16 Sp F2 dist. 166.11 pc (541.85 l.y.)
 
 
Coord 2000 17541+2949 Discov num AC    9 Comp Coord arcsec 2000 17 54 08.02 +29 48 44.6
Date first 1854 Date last 2015 Obs 77
Pa first 229 Pa last 242 P.A. Now (θ) 242°
Sep first 1.1 Sep last 1.01 Sep. Now (ρ) 1.01"
Mag pri 9.01 Mag sec 9.16 delta mag (ΔM) 0.15 Spectral class F2 (yellow-white)
Pri motion ra +005 Sec motion ra +005
Pri motion dec -008 Sec motion dec -008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 163284 Constellation Hercules HIP 87644 Tycho2 2102-01624-1
Gaia DR2 4596623538057379840 HD 163284 BD BD+29 3139 Distance 166.11
Distance ly 541.85
 
 
WDS 17541+2949 AC 9 (HD 163284) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
AC_1857 Ma - Clark, Alvan 1857MNRAS..17..257C
AC_1857 MNRAS 17, 257, 1857
AC_1859 Ma - Clark, Alvan 1859MNRAS..20...55C
AC_1859 MNRAS 20, 55, 1859
AC_1864 Ma j Clark, Alvan ...................
AC_1864 Harvard Observatory Log, scan by Jay Holberg. ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17541+2949 AC 9 2005 82 241 1.1 9.01 9.16 F2 D 175408.02+294844.6
17541+2949 AC 9 2007 84 241 1.1 9.01 9.16 F2 D 175408.02+294844.6
17541+2949 AC 9 2009 85 241 1.1 9.01 9.16 F2 D 175408.02+294844.6
17541+2949 AC 9 2011 87 240 1.1 9.01 9.16 F2 175408.02+294844.6
17541+2949 AC 9 2015 76 242 1.0 9.01 9.16 F2 175408.02+294844.6

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

 
 
WDS 17541+2949 AC 9 (HD 163284) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17541+2949 AC 9 (HD 163284) : MEASURES
 
 
No records found.

 
 
WDS 17541+2949 (HD 163284) : VIRTUAL EYEPIECE
 
 

17541+2949 AC 9A mag 9.01 Sp F2 17541+2949 AC 9B sep 0.9 P.A. 238.50 mag 9.16 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 17541+2949 (HD 163284) : ALADIN DSS IMAGE @ 17h 54m 08.02s +29° 48' 44.6"
 
 
 
 
WDS 17541+2949 AC 9 (HD 163284) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17541+2949 AC 9 distance=1' 17529+2941 AC 8 distance=19' 17559+2943 AZC 102 distance=25' 17512+2946 BRT 31 distance=39' 17567+2929 D 17 distance=39' 17564+3018 KPP2118 distance=42' 17520+2917 AZC 101 distance=43' 17510+3010 COU 636 distance=47' 17564+3028 KPP4069AC distance=50' 17549+2852 CBL 163 distance=58' 17585+3011 HDS2534 distance=62' 17566+3045 COU 999 distance=65' 17590+3003 STF2259 distance=66' 17564+2846 GRV 971 distance=70' 17594+2929 COU1003Aa,Ab distance=72' 17594+2929 STF2247AB distance=72' 17594+2929 WAL 88AC distance=72' 17484+2942 BRT 30 distance=74' 17488+2918 TDS 884AB distance=76' 17488+2918 SCA 204AB,C distance=76' 17488+2918 SCA 204AB,D distance=76' 18006+2934 LDS6413 distance=87' 18006+3014 J 1127 distance=88' 17566+3110 ES 343 distance=89' 17558+3117 SEI 552 distance=92' 17470+2915 TDS 881AB distance=100' 17470+2915 TDS 881Aa,Ab distance=100' 17518+2814 STF2239 distance=100' 17577+2815 HO 424 distance=105' 17516+3129 KPP4065 distance=106' 17551+3134 AG 215AB distance=106' 17551+3134 ITF 16AC distance=106' 17551+3135 ITF 21 distance=107' 17544+3135 SEI 550 distance=107' 17524+2805 KPP2487 distance=107' 18025+2931 NSN 701 distance=111' 17455+2949 COU 632 distance=112' 18026+2931 LDS4771 distance=113' 17455+2950 COU 631 distance=113' 17501+3130 SEI 548 distance=114' 17565+3139 TDT 585 distance=115' 18020+3047 COU 811 distance=118' 17575+2759 HO 423 distance=119' 17456+3032 HO 70 distance=119' 17499+3134 KPP 402 distance=119' 18015+3113 TDT 639 distance=127' 17578+2751 ALL 2 distance=128' 18039+3023 WIS 322 distance=132' 18041+3025 KPP4077 distance=134' 18019+3123 SEI 554 distance=138' 18016+3132 BRT 258 distance=141' 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 17541+2949 AC 9 242 1.0 1
Show 17529+2941 AC 8 304 0.1 19
Show 17559+2943 AZC 102 35 21.3 25
Show 17512+2946 BRT 31 147 7.6 39
Show 17567+2929 D 17 130 23.9 39
Show 17564+3018 KPP2118 349 17.2 42
Show 17520+2917 AZC 101 270 22.6 43
Show 17510+3010 COU 636 269 1.5 47
Show 17564+3028 KPP4069 AC 76 2.5 50
Show 17549+2852 CBL 163 244 41.5 58
Show 17585+3011 HDS2534 355 0.5 62
Show 17566+3045 COU 999 311 1.4 65
Show 17590+3003 STF2259 277 19.6 66
Show 17564+2846 GRV 971 237 73.0 70
Show 17594+2929 COU1003 Aa,Ab 359 0.1 72
Show 17594+2929 STF2247 AB 188 11.6 72
Show 17594+2929 WAL 88 AC 230 56.1 72
Show 17484+2942 BRT 30 227 4.3 74
Show 17488+2918 TDS 884 AB 126 1.2 76
Show 17488+2918 SCA 204 AB,C 92 1.6 76
Show 17488+2918 SCA 204 AB,D 47 0.9 76
Show 18006+2934 LDS6413 105 88.1 87
Show 18006+3014 J 1127 341 2.9 88
Show 17566+3110 ES 343 281 8.5 89
Show 17558+3117 SEI 552 235 5.6 92
Show 17470+2915 TDS 881 AB 242 1.0 100
Show 17470+2915 TDS 881 Aa,Ab 138 0.2 100
Show 17518+2814 STF2239 319 2.4 100
Show 17577+2815 HO 424 204 1.4 105
Show 17516+3129 KPP4065 210 3.6 106
Show 17551+3134 AG 215 AB 49 42.8 106
Show 17551+3134 ITF 16 AC 107 11.3 106
Show 17551+3135 ITF 21 313 5.4 107
Show 17544+3135 SEI 550 20 5.7 107
Show 17524+2805 KPP2487 23 22.3 107
Show 18025+2931 NSN 701 266 16.5 111
Show 17455+2949 COU 632 308 1.1 112
Show 18026+2931 LDS4771 251 16.6 113
Show 17455+2950 COU 631 51 5.6 113
Show 17501+3130 SEI 548 89 17.5 114
Show 17565+3139 TDT 585 358 0.6 115
Show 18020+3047 COU 811 153 2.2 118
Show 17575+2759 HO 423 293 4.7 119
Show 17456+3032 HO 70 269 0.3 119
Show 17499+3134 KPP 402 24 3.5 119
Show 18015+3113 TDT 639 142 0.6 127
Show 17578+2751 ALL 2 206 18.9 128
Show 18039+3023 WIS 322 284 999.9 132
Show 18041+3025 KPP4077 249 16.8 134
Show 18019+3123 SEI 554 48 23.5 138
Show 18016+3132 BRT 258 269 3.7 141

 
 
WDS 17541+2949 : COMPONENTS
 
 
  A
B pa=238.5°
sep=0.91"
 
 
17541+2949 A
 
 
Componente originario normalizzato AB Name HD 163284 Coord arcsec 2000 175408.02+294844.6 Mag 9.01
Spectral class F2 (yellow-white) PmRA 5.00 PmDE -8.0 HIP 87644
Tycho2 2102-01624-1 HD 163284 BD BD+29 3139
Tycho2
Tycho2 2102-01624-1 Pflag P RAmdeg 268.53342699 DEmdeg 29.81237948
PmRA 5.3 PmDE -8.3 E RAmdeg 8 E DEmdeg 8
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.28 EpDEm 1991.37
Num 6 Q RAmdeg 1.2 Q DEmdeg 1.5 Q pmRA 1.3
Q pmDE 1.6 BTmag 9.387 E BTmag 0.018 VTmag 9.014
E VTmag 0.015 Prox 11 TYC T HIP 87644
CCDM A RAdeg 268.53354694 DEdeg 29.81247028 EpRA 1990 1.56
EpDE 1990 1.68 E RAdeg 8.2 E DEdeg 7.9 Posflg D
Corr 0.0
Hipparcos
Catalog H HIP 87644 Proxy H RAhms 17 54 08.05
DEdms +29 48 44.9 Vmag 8.32 VarFlag R Vmag H
RAdeg 268.534 DEdeg 29.8125 AstroRef A Plx 5.78
CCDM 17541+2949 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 240 Rho 1.108 HD 163284 BD BD+29 3139
CD CP Dm number +29 3139 VIred 0.46
SpType F2 R SpType Coord arcsec 2000 175408.05+294844.9
Hipparcos 2
HIP 87644 Sn 15 So 3 Nc 2
RArad 4.6867946278 DErad 0.5203257318 Plx 6.02 PmRA 6.47
PmDE -7.16 E RArad 1.01 E DErad 1.31 E Plx 1.47
E pmRA 1.15 E pmDE 1.57 Hpmag 8.404 E Hpmag 0.0019
SHp 0.02 VA 0 BV 0.363 E BV 0.016
VI 0.42
CCDM
Ccdm 17541+2949 RComp Comp A Note1
Note2 Discov num DRAs 2.06 DDEs -15.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp F2 PmNote *
PmRA 17 PmDE -14 Dm number +29 3139 Cat1 BD
Name2 +29 1755 Cat2 AGK2/3 HD 163284 M HD
ADS BDS A10880 M ADS BDS N IDS IDS 17503N2950A
HIC 87644
 
 
17541+2949 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 175407.96+294844.1 Mag 9.16 PmRA 5.00
PmDE -8.0 HIP 87644 Tycho2 2102-01624-2 Calc delta mag 0.15
Calc coord yes
Tycho2
Tycho2 2102-01624-2 Pflag P RAmdeg 268.53342699 DEmdeg 29.81237948
PmRA 5.3 PmDE -8.3 E RAmdeg 8 E DEmdeg 8
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.28 EpDEm 1991.37
Num 6 Q RAmdeg 1.2 Q DEmdeg 1.5 Q pmRA 1.3
Q pmDE 1.6 BTmag 9.509 E BTmag 0.019 VTmag 9.162
E VTmag 0.016 Prox 11 TYC T HIP 87644
CCDM B RAdeg 268.53324667 DEdeg 29.81231056 EpRA 1990 1.57
EpDE 1990 1.68 E RAdeg 9.2 E DEdeg 8.9 Posflg D
Corr 0.0
Hipparcos
Catalog H HIP 87644 Proxy H RAhms 17 54 08.05
DEdms +29 48 44.9 Vmag 8.32 VarFlag R Vmag H
RAdeg 268.534 DEdeg 29.8125 AstroRef A Plx 5.78
CCDM 17541+2949 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 240 Rho 1.108 HD 163284 BD BD+29 3139
CD CP Dm number +29 3139 VIred 0.46
SpType F2 R SpType Coord arcsec 2000 175408.05+294844.9
Hipparcos 2
HIP 87644 Sn 15 So 3 Nc 2
RArad 4.6867946278 DErad 0.5203257318 Plx 6.02 PmRA 6.47
PmDE -7.16 E RArad 1.01 E DErad 1.31 E Plx 1.47
E pmRA 1.15 E pmDE 1.57 Hpmag 8.404 E Hpmag 0.0019
SHp 0.02 VA 0 BV 0.363 E BV 0.016
VI 0.42
CCDM
Ccdm 17541+2949 RComp Comp B Note1
Note2 Discov num AC 9 DRAs DDEs
R dRAs Year 1956 Theta 239 Rho 1.1
Obs 21 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10880 M ADS BDS N IDS IDS 17503N2950B
HIC 87644