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Doubles in session


Current system
08160+4946
STF 1200
HD 68721


Nearby doubles
28' : 08178+5008
FMR 205

36' : 08190+4927
HU 1124AB

38' : 08154+5023
SLW 229

49' : 08130+5026
GRV1004

57' : 08147+4851
SKF 601

61' : 08159+5047
STF1199

65' : 08185+5046
KPP2456

67' : 08219+5021
HU 1250

76' : 08082+4947
SKF 574

77' : 08223+5034
HJ 2440

79' : 08200+5055
SLW 237

83' : 08081+4916
HJ 2428

93' : 08200+4823
CBL 248

98' : 08114+4820
SLW 223

103' : 08111+4816
LDS1208

105' : 08216+4818
SLW 244

108' : 08188+5130
LDS3785

113' : 08207+4803
FMR 81

114' : 08091+5119
HU 1248

115' : 08256+4841
UC 116

119' : 08042+4918
HU 713

121' : 08051+5049
SKF 547

123' : 08065+4826
SLW 220

124' : 08234+4806
COU2683

127' : 08085+5130
ES 70AB

128' : 08283+4903
LDS3792



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.

08160+4946 STF 1200 (HD 68721)

 
 
08h 15m 58.26s +49° 46' 19.5" P.A. 181.00 sep 8.3 mag 9.16,9.33 Sp G0 dist. 165.84 pc (540.97 l.y.)
 
 
Coord 2000 08160+4946 Discov num STF1200 Comp Coord arcsec 2000 08 15 58.26 +49 46 19.5
Date first 1830 Date last 2018 Obs 39
Pa first 181 Pa last 180.6 P.A. Now (θ) 180.6°
Sep first 8.4 Sep last 8.339 Sep. Now (ρ) 8.339"
Mag pri 9.16 Mag sec 9.33 delta mag (ΔM) 0.17 Spectral class G0 (yellow)
Pri motion ra -015 Sec motion ra -014
Pri motion dec +005 Sec motion dec +011
Notes
rPM=0.342
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 68721 Constellation Lynx SAO 42252 HIP 40482
Tycho2 3418-00685-1 Gaia DR2 932049963847664512 HD 68721 GC 11216
BD BD+50 1524 Distance 165.84 Distance ly 540.97
 
 
WDS 08160+4946 STF 1200 (HD 68721) : 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
08160+4946 STF1200 2004 27 181 8.4 9.16 9.33 G0 D 081558.26+494619.5
08160+4946 STF1200 2011 30 181 8.4 9.16 9.33 G0 081558.26+494619.5
08160+4946 STF1200 2017 31 181 8.4 9.16 9.33 G0 081558.26+494619.5
08160+4946 STF1200 2018 33 181 8.3 9.16 9.33 G0 081558.26+494619.5

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

 
 
WDS 08160+4946 STF 1200 (HD 68721) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08160+4946 STF 1200 (HD 68721) : MEASURES
 
 
No records found.

 
 
WDS 08160+4946 (HD 68721) : VIRTUAL EYEPIECE
 
 

08160+4946 STF1200A mag 9.16 Sp G0 08160+4946 STF1200B sep 8.3 P.A. 180.40 mag 9.33 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 08160+4946 (HD 68721) : ALADIN DSS IMAGE @ 08h 15m 58.26s +49° 46' 19.5"
 
 
 
 
WDS 08160+4946 STF 1200 (HD 68721) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08160+4946 STF1200 distance=1' 08178+5008 FMR 205 distance=28' 08190+4927 HDS1180Aa,Ab distance=36' 08190+4927 HU 1124AB distance=36' 08154+5023 SLW 229 distance=38' 08130+5026 GRV1004 distance=49' 08147+4851 SKF 601 distance=57' 08159+5047 STF1199 distance=61' 08185+5046 KPP2456 distance=65' 08219+5021 HU 1250 distance=67' 08082+4947 SKF 574 distance=76' 08223+5034 HJ 2440 distance=77' 08200+5055 SLW 237 distance=79' 08081+4916 HJ 2428 distance=83' 08200+4823 CBL 248 distance=93' 08114+4820 SLW 223 distance=98' 08111+4816 LDS1208 distance=103' 08216+4818 SLW 244 distance=105' 08188+5130 LDS3785 distance=108' 08207+4803 FMR 81 distance=113' 08091+5119 HU 1248 distance=114' 08256+4841 UC 116 distance=115' 08042+4918 HU 713 distance=119' 08051+5049 SKF 547 distance=121' 08065+4826 SLW 220 distance=123' 08234+4806 COU2683 distance=124' 08085+5130 ES 70AB distance=127' 08085+5130 DRS 8AD distance=127' 08085+5130 ES 70BC distance=127' 08283+4903 LDS3792 distance=128' 08122+5154 TOK 514 distance=133' 08188+5158 UC 1661 distance=135' 08017+5000 RAO 565 distance=139' 08194+4732 SLW 235 distance=139' 08113+4735 HDS1169AB distance=140' 08113+4735 TOK 513AC distance=140' 08302+5034 STJ 114 distance=145' 08261+5134 HJ 2443AB distance=145' 08261+5134 OPI 15AC distance=145' 08293+4843 SKF 651 distance=146' 08151+4719 CVR 488 distance=148' 08211+4725 STT 190DC distance=150' 08211+4725 HU 224AB distance=151' 08211+4725 STT 190AD distance=151' 08211+4725 STT 190AC distance=151' 08094+5204 TDS5577Aa,Ab distance=151' 08094+5204 LDS6212AB distance=151' 08211+4725 A 1745Ca,Cb distance=152' 08077+4734 COU2611 distance=156' 07599+4931 HDS1136 distance=157' 08298+5112 STF1225 distance=158' 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 08160+4946 STF1200 181 8.3 1
Show 08178+5008 FMR 205 16 4.1 28
Show 08190+4927 HDS1180 Aa,Ab 249 0.1 36
Show 08190+4927 HU 1124 AB 34 6.2 36
Show 08154+5023 SLW 229 259 16.4 38
Show 08130+5026 GRV1004 33 34.1 49
Show 08147+4851 SKF 601 92 1.1 57
Show 08159+5047 STF1199 6 23.9 61
Show 08185+5046 KPP2456 99 21.8 65
Show 08219+5021 HU 1250 176 0.6 67
Show 08082+4947 SKF 574 357 0.9 76
Show 08223+5034 HJ 2440 247 3.3 77
Show 08200+5055 SLW 237 351 50.2 79
Show 08081+4916 HJ 2428 120 8.5 83
Show 08200+4823 CBL 248 292 45.2 93
Show 08114+4820 SLW 223 310 144.8 98
Show 08111+4816 LDS1208 52 11.4 103
Show 08216+4818 SLW 244 318 123.9 105
Show 08188+5130 LDS3785 261 66.0 108
Show 08207+4803 FMR 81 78 166.9 113
Show 08091+5119 HU 1248 136 1.3 114
Show 08256+4841 UC 116 199 8.5 115
Show 08042+4918 HU 713 309 4.5 119
Show 08051+5049 SKF 547 202 1.1 121
Show 08065+4826 SLW 220 291 11.9 123
Show 08234+4806 COU2683 22 0.3 124
Show 08085+5130 ES 70 AB 267 39.1 127
Show 08085+5130 DRS 8 AD 114 4.6 127
Show 08085+5130 ES 70 BC 343 7.7 127
Show 08283+4903 LDS3792 14 27.4 128
Show 08122+5154 TOK 514 287 999.9 133
Show 08188+5158 UC 1661 34 118.7 135
Show 08017+5000 RAO 565 164 1.1 139
Show 08194+4732 SLW 235 74 53.7 139
Show 08113+4735 HDS1169 AB 20 1.4 140
Show 08113+4735 TOK 513 AC 252 96.3 140
Show 08302+5034 STJ 114 203 1.2 145
Show 08261+5134 HJ 2443 AB 324 18.7 145
Show 08261+5134 OPI 15 AC 118 108.7 145
Show 08293+4843 SKF 651 335 1.2 146
Show 08151+4719 CVR 488 105 13.1 148
Show 08211+4725 STT 190 DC 127 102.7 150
Show 08211+4725 HU 224 AB 313 4.2 151
Show 08211+4725 STT 190 AD 287 78.4 151
Show 08211+4725 STT 190 AC 168 38.7 151
Show 08094+5204 TDS5577 Aa,Ab 229 0.5 151
Show 08094+5204 LDS6212 AB 182 91.5 151
Show 08211+4725 A 1745 Ca,Cb 294 0.5 152
Show 08077+4734 COU2611 116 0.6 156
Show 07599+4931 HDS1136 303 3.0 157
Show 08298+5112 STF1225 192 3.8 158

 
 
WDS 08160+4946 : COMPONENTS
 
 
  A
B pa=180.4°
sep=8.34"
 
 
08160+4946 A
 
 
Componente originario normalizzato AB Name HD 68721 Coord arcsec 2000 081558.26+494619.5 Mag 9.16
Spectral class G0 (yellow) PmRA -15.00 PmDE 5.0 SAO 42252
HIP 40482 Tycho2 3418-00685-1 HD 68721 GC 11216
BD BD+50 1524
Tycho2
Tycho2 3418-00685-1 Pflag RAmdeg 123.99276811 DEmdeg 49.77208486
PmRA -14.0 PmDE 8.4 E RAmdeg 13 E DEmdeg 16
E pmRA 1.5 E pmDE 1.5 EpRAm 1990.65 EpDEm 1989.87
Num 6 Q RAmdeg 0.9 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.2 BTmag 9.851 E BTmag 0.029 VTmag 9.162
E VTmag 0.022 Prox 83 TYC T HIP 40482
CCDM B RAdeg 123.99281778 DEdeg 49.77206528 EpRA 1990 1.72
EpDE 1990 1.51 E RAdeg 12.8 E DEdeg 16.0 Posflg
Corr 0.1
SAO
SAO 42252 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 -0.009 Vmag 8.4 SpType G0
Double code Source 70 CatNum 11216 DM BD+50 1524
DMcomp BDsup HD 68721 M HD 0
GC 11216 RA1950rad 2.14810815 DE1950rad 0.87136513 PmRA2000 0.0001
PmDE2000 -0.006
Hipparcos
Catalog H HIP 40482 Proxy H RAhms 08 15 58.28
DEdms +49 46 19.4 Vmag 8.37 VarFlag R Vmag H
RAdeg 123.993 DEdeg 49.7721 AstroRef B Plx 1.8
CCDM 08160+4946 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP BA
Theta 181 Rho 8.318 HD 68721 BD BD+50 1524
CD CP Dm number +50 1524 VIred 0.53
SpType G0+... R SpType Coord arcsec 2000 081558.28+494619.4
Hipparcos 2
HIP 40482 Sn 15 So 3 Nc 2
RArad 2.1640829452 DErad 0.8686863796 Plx 6.03 PmRA -9.5
PmDE 4.77 E RArad 1.54 E DErad 1.18 E Plx 2.05
E pmRA 3.61 E pmDE 2.57 Hpmag 8.5231 E Hpmag 0.0022
SHp 0.015 VA 0 BV 0.787 E BV 0.022
VI 0.82
CCDM
Ccdm 08160+4946 RComp Comp A Note1
Note2 Discov num DRAs -1.74 DDEs 9.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp G0 PmNote *
PmRA -17 PmDE -15 Dm number +50 1524 Cat1 BD
Name2 +49 791 Cat2 AGK2/3 HD 68721 M HD
ADS BDS A 6689 M ADS BDS N IDS IDS 08086N5005A
HIC 40482
 
 
08160+4946 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 081558.25+494611.2 Mag 9.33 PmRA -14.00
PmDE 11.0 Tycho2 3418-02507-1 Calc delta mag 0.17 Calc coord yes
Tycho2
Tycho2 3418-02507-1 Pflag RAmdeg 123.99272526 DEmdeg 49.76980541
PmRA -12.2 PmDE 18.0 E RAmdeg 17 E DEmdeg 23
E pmRA 1.7 E pmDE 1.7 EpRAm 1989.97 EpDEm 1988.28
Num 5 Q RAmdeg 2.0 Q DEmdeg 2.8 Q pmRA 2.0
Q pmDE 2.9 BTmag 10.389 E BTmag 0.043 VTmag 9.326
E VTmag 0.026 Prox 83 TYC T HIP 40482
CCDM A RAdeg 123.99276917 DEdeg 49.76976528 EpRA 1990 1.76
EpDE 1990 1.45 E RAdeg 16.5 E DEdeg 23.5 Posflg
Corr 0.0
CCDM
Ccdm 08160+4946 RComp Comp B Note1
Note2 Discov num STF1200 DRAs -1.74 DDEs 18.1
R dRAs 91 Year 1830 Theta 360 Rho 8.3
Obs 9 Vmag 9.2 Sp PmNote *
PmRA -17 PmDE -15 Dm number Cat1
Name2 +49 792 Cat2 AGK2/3 HD M HD
ADS BDS A 6689 M ADS BDS N IDS IDS 08086N5005B
HIC 40482