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Doubles in session


Current system
17286+5122
HDS 2468
HD 158821


Nearby doubles
30' : 17290+5052
STF2180

31' : 17255+5130
HU 672

35' : 17271+5153
BLL 30

40' : 17278+5200
UC 3346

59' : 17304+5218
BU 1090AB
Rastaban

66' : 17315+5222
BEM9023

66' : 17321+5025
CRC 24

68' : 17353+5057
CVR1704

71' : 17323+5223
FYM 652

73' : 17269+5232
CVR1700

79' : 17353+5210
ES 635

82' : 17322+5236
ES 777

82' : 17344+5022
COU2113

84' : 17375+5132
CBL 70

88' : 17237+5007
SHN 36

88' : 17198+5152
HEB 5

89' : 17302+4955
BVD 252

94' : 17374+5040
ES 2661AB

103' : 17316+4943
FOX 202

104' : 17230+4953
BVD 249

107' : 17374+5014
ES 973

111' : 17337+4942
HU 1282

115' : 17251+5312
MLR 604

116' : 17403+5047
COU2114

116' : 17382+5236
A 1880

118' : 17253+4929
BVD 250



Selections
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Binocular doubles
Binary Systems
Triple Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17286+5122 HDS 2468 (HD 158821)

 
 
17h 28m 35.80s +51° 21' 40.9" P.A. 94.00 sep 0.3 mag 7.89,9.87 Sp F5 dist. 119.19 pc (388.8 l.y.)
 
 
Coord 2000 17286+5122 Discov num HDS2468 Comp Coord arcsec 2000 17 28 35.80 +51 21 40.9
Date first 1991 Date last 2009 Obs 6
Pa first 86 Pa last 94.2 P.A. Now (θ) 94.2°
Sep first 0.3 Sep last 0.278 Sep. Now (ρ) 0.278"
Mag pri 7.89 Mag sec 9.87 delta mag (ΔM) 1.98 Spectral class F5 (yellow-white)
Pri motion ra -010 Sec motion ra
Pri motion dec -040 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 158821 Constellation Draco SAO 30406 HIP 85518
Tycho2 3521-00471-1 Gaia DR2 1414920698712162944 HD 158821 BD BD+51 2218
Distance 119.19 Distance ly 388.8
 
 
WDS 17286+5122 HDS 2468 (HD 158821) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17286+5122 HDS2468 2003 3 90 0.3 7.89 9.87 F5 D 172835.80+512140.9
17286+5122 HDS2468 2007 4 93 0.3 7.89 9.87 F5 D 172835.80+512140.9
17286+5122 HDS2468 2009 6 94 0.3 7.89 9.87 F5 D 172835.80+512140.9

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

 
 
WDS 17286+5122 HDS 2468 (HD 158821) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17286+5122 HDS 2468 (HD 158821) : MEASURES
 
 
No records found.

 
 
WDS 17286+5122 (HD 158821) : VIRTUAL EYEPIECE
 
 

17286+5122 HDS2468A mag 7.89 Sp F5 17286+5122 HDS2468B sep 0.2 P.A. 96.70 mag 9.87 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 17286+5122 (HD 158821) : ALADIN DSS IMAGE @ 17h 28m 35.80s +51° 21' 40.9"
 
 
 
 
WDS 17286+5122 HDS 2468 (HD 158821) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17286+5122 HDS2468 distance=1' 17290+5052 STF2180 distance=30' 17255+5130 HU 672 distance=31' 17271+5153 BLL 30 distance=35' 17278+5200 UC 3346 distance=40' 17304+5218 FYM 654CD distance=58' 17304+5218 BU 1090AB (Rastaban) distance=59' 17304+5218 BU 1090AC (Rastaban) distance=59' 17315+5222 BEM9023 distance=66' 17321+5025 CRC 24 distance=66' 17353+5057 CVR1704 distance=68' 17323+5223 FYM 652 distance=71' 17269+5232 CVR1700 distance=73' 17353+5210 ES 635 distance=79' 17322+5236 ES 777 distance=82' 17344+5022 COU2113 distance=82' 17375+5132 CBL 70 distance=84' 17237+5007 SHN 36 distance=88' 17198+5152 HEB 5 distance=88' 17302+4955 BVD 252 distance=89' 17374+5040 ES 2661AB distance=94' 17374+5040 ES 2661BC distance=94' 17316+4943 FOX 202 distance=103' 17230+4953 BVD 249 distance=104' 17374+5014 ES 973 distance=107' 17337+4942 HU 1282 distance=111' 17251+5312 MLR 604 distance=115' 17403+5047 COU2114 distance=116' 17382+5236 A 1880 distance=116' 17253+4929 BVD 250 distance=118' 17244+4931 STF2167 distance=118' 17178+5227 LEP 81 distance=119' 17182+4952 HU 669 distance=134' 17433+5121 BEM9015 distance=139' 17308+4905 KPP3317 distance=139' 17312+4903 COU1778 distance=141' 17344+4913 HU 923 distance=141' 17341+5333 UC 3369 distance=141' 17318+5349 BEM 27 distance=150' 17193+4917 HU 670 distance=154' 17387+4923 BEM 28 distance=155' 17452+5157 B 9005CE distance=155' 17452+5157 STF2225CD distance=155' 17347+4858 CLZ 72 distance=155' 17452+5157 STF2225AB distance=159' 17452+5157 STF2225AC distance=159' 17164+4934 UC 3313 distance=159' 17179+4918 STF2153 distance=161' 17138+5246 TDT 272 distance=161' 17220+5351 BU 1249AB distance=161' 17220+5351 BU 1249AB,C distance=161' 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 17286+5122 HDS2468 94 0.3 1
Show 17290+5052 STF2180 260 3.0 30
Show 17255+5130 HU 672 58 4.2 31
Show 17271+5153 BLL 30 105 124.8 35
Show 17278+5200 UC 3346 338 6.5 40
Show 17304+5218 FYM 654 CD 298 10.7 58
Show Rastaban 17304+5218 BU 1090 AB 17 4.6 59
Show Rastaban 17304+5218 BU 1090 AC 156 118.7 59
Show 17315+5222 BEM9023 52 15.5 66
Show 17321+5025 CRC 24 23 12.5 66
Show 17353+5057 CVR1704 181 3.5 68
Show 17323+5223 FYM 652 353 5.2 71
Show 17269+5232 CVR1700 262 4.7 73
Show 17353+5210 ES 635 243 5.9 79
Show 17322+5236 ES 777 349 6.1 82
Show 17344+5022 COU2113 107 0.8 82
Show 17375+5132 CBL 70 93 14.7 84
Show 17237+5007 SHN 36 278 0.4 88
Show 17198+5152 HEB 5 -1 0.2 88
Show 17302+4955 BVD 252 284 21.7 89
Show 17374+5040 ES 2661 AB 102 58.3 94
Show 17374+5040 ES 2661 BC 18 14.9 94
Show 17316+4943 FOX 202 237 55.4 103
Show 17230+4953 BVD 249 108 14.2 104
Show 17374+5014 ES 973 242 8.1 107
Show 17337+4942 HU 1282 142 0.6 111
Show 17251+5312 MLR 604 96 0.8 115
Show 17403+5047 COU2114 4 0.4 116
Show 17382+5236 A 1880 114 2.7 116
Show 17253+4929 BVD 250 39 20.6 118
Show 17244+4931 STF2167 207 21.5 118
Show 17178+5227 LEP 81 216 182.9 119
Show 17182+4952 HU 669 263 0.9 134
Show 17433+5121 BEM9015 265 13.0 139
Show 17308+4905 KPP3317 74 1.1 139
Show 17312+4903 COU1778 194 0.4 141
Show 17344+4913 HU 923 107 1.0 141
Show 17341+5333 UC 3369 122 55.0 141
Show 17318+5349 BEM 27 205 13.0 150
Show 17193+4917 HU 670 19 0.2 154
Show 17387+4923 BEM 28 359 3.2 155
Show 17452+5157 B 9005 CE 302 65.1 155
Show 17452+5157 STF2225 CD 296 8.7 155
Show 17347+4858 CLZ 72 145 55.4 155
Show 17452+5157 STF2225 AB 339 5.5 159
Show 17452+5157 STF2225 AC 245 230.2 159
Show 17164+4934 UC 3313 276 41.8 159
Show 17179+4918 STF2153 244 1.6 161
Show 17138+5246 TDT 272 81 0.7 161
Show 17220+5351 BU 1249 AB 82 0.6 161
Show 17220+5351 BU 1249 AB,C 78 62.1 161

 
 
WDS 17286+5122 : COMPONENTS
 
 
  A
B pa=96.7°
sep=0.17"
 
 
17286+5122 A
 
 
Componente originario normalizzato AB Name HD 158821 Coord arcsec 2000 172835.80+512140.9 Mag 7.89
Spectral class F5 (yellow-white) PmRA -10.00 PmDE -40.0 SAO 30406
HIP 85518 Tycho2 3521-00471-1 HD 158821 BD BD+51 2218
Tycho2
Tycho2 3521-00471-1 Pflag RAmdeg 262.14911871 DEmdeg 51.36126639
PmRA -10.9 PmDE -37.2 E RAmdeg 5 E DEmdeg 5
E pmRA 1.4 E pmDE 1.5 EpRAm 1991.29 EpDEm 1991.36
Num 8 Q RAmdeg 0.8 Q DEmdeg 0.6 Q pmRA 0.9
Q pmDE 0.6 BTmag 8.204 E BTmag 0.016 VTmag 7.691
E VTmag 0.011 Prox 999 TYC T HIP 85518
CCDM AB RAdeg 262.14915917 DEdeg 51.36135306 EpRA 1990 1.58
EpDE 1990 1.62 E RAdeg 4.8 E DEdeg 5.0 Posflg P
Corr -0.1
SAO
SAO 30406 DelFlag RA1950 PmRA1950 -0.0011
DE1950 PmDE1950 -0.046 Vmag 7.4 SpType F5
Double code Source 37 CatNum 5261 DM BD+51 2218
DMcomp BDsup HD 158821 M HD 0
GC RA1950rad 4.57020777 DE1950rad 0.89710717 PmRA2000 -0.0004
PmDE2000 -0.045
Hipparcos
Catalog H HIP 85518 Proxy H RAhms 17 28 35.80
DEdms +51 21 40.9 Vmag 7.63 VarFlag R Vmag G
RAdeg 262.149 DEdeg 51.3614 AstroRef * Plx 8.51
CCDM 17286+5122 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 86 Rho 0.294 HD 158821 BD BD+51 2218
CD CP Dm number +51 2218 VIred 0.58
SpType F5 R SpType Coord arcsec 2000 172835.80+512140.9
Hipparcos 2
HIP 85518 Sn 55 So 3 Nc 2
RArad 4.5753659762 DErad 0.896424777 Plx 8.39 PmRA -9.66
PmDE -39.53 E RArad 0.58 E DErad 0.53 E Plx 0.57
E pmRA 0.68 E pmDE 0.64 Hpmag 7.7276 E Hpmag 0.0013
SHp 0.01 VA 0 BV 0.51 E BV 0.015
VI 0.58
CCDM
Ccdm 17286+5122 RComp Comp A Note1
Note2 Discov num DRAs -0.21 DDEs -19.5
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.9 Sp F5 PmNote *
PmRA -10 PmDE -40 Dm number +51 2218 Cat1 BD
Name2 +51 1138 Cat2 AGK2/3 HD 158821 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 85518
 
 
17286+5122 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172835.82+512140.9 Mag 9.87 Calc delta mag 1.98
Calc coord yes
CCDM
Ccdm 17286+5122 RComp Comp B Note1
Note2 Discov num HDS DRAs -0.19 DDEs -19.5
R dRAs 82 Year 1991 Theta 86 Rho 0.3
Obs 1 Vmag 9.9 Sp PmNote *
PmRA -10 PmDE -40 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 85518