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Current system
09103+5223
STF 1312
HD 78449


Nearby doubles
42' : 09144+5241
STF1321AB

43' : 09129+5259
UC 1765

49' : 09089+5136
DRS 10

50' : 09073+5142
LDS3855

51' : 09049+5214
SKF 873

58' : 09134+5133
ES 716

60' : 09043+5246
TDS6286

72' : 09050+5316
TDS6298

74' : 09160+5305
GRV1022

75' : 09193+5230
VBS 15

76' : 09186+5231
HJ 2492AB

77' : 09098+5340
ES 715

78' : 09116+5339
KPP1280

80' : 09177+5305
TDS6448

83' : 09014+5235
SKF 860

84' : 09177+5313
LDS3869

85' : 09180+5138
CBL 276

96' : 09121+5357
STI2225

100' : 09054+5353
CVR1194

100' : 09004+5307
FMR 84

107' : 09003+5320
HDS1305

111' : 09067+5038
HU 722

112' : 08582+5227
NSN 34

112' : 09037+5358
SLW 326

114' : 09003+5332
CBL 33

118' : 09207+5116
STT 199AB



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.

09103+5223 STF 1312 (HD 78449)

 
 
09h 10m 18.19s +52° 23' 05.7" P.A. 147.00 sep 4.7 mag 8.35,8.80 Sp F2V dist. 952.38 pc (3106.66 l.y.)
 
 
Coord 2000 09103+5223 Discov num STF1312 Comp Coord arcsec 2000 09 10 18.19 +52 23 05.7
Date first 1825 Date last 2019 Obs 63
Pa first 147 Pa last 147.4 P.A. Now (θ) 147.4°
Sep first 5.5 Sep last 4.703 Sep. Now (ρ) 4.703"
Mag pri 8.35 Mag sec 8.80 delta mag (ΔM) 0.45 Spectral class F2V (yellow-white)
Pri motion ra -031 Sec motion ra -014
Pri motion dec +005 Sec motion dec -014
Notes
rPM=0.812
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 78449 Constellation Ursa Major SAO 27152 HIP 45029
Tycho2 3430-00101-1 Gaia DR2 1022618832572049280 HD 78449 GC 12642
BD BD+52 1371 Distance 952.38 Distance ly 3106.66
 
 
WDS 09103+5223 STF 1312 (HD 78449) : 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
09103+5223 STF1312 2008 42 148 4.9 8.35 8.80 F2V D 091018.19+522305.7
09103+5223 STF1312 2014 53 148 4.7 8.35 8.80 F2V 091018.19+522305.7
09103+5223 STF1312 2017 56 148 4.8 8.35 8.80 F2V 091018.19+522305.7
09103+5223 STF1312 2019 62 147 4.7 8.35 8.80 F2V 091018.19+522305.7

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

 
 
WDS 09103+5223 STF 1312 (HD 78449) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09103+5223 STF 1312 (HD 78449) : MEASURES
 
 
No records found.

 
 
WDS 09103+5223 (HD 78449) : VIRTUAL EYEPIECE
 
 

09103+5223 STF1312A mag 8.35 Sp F2V 09103+5223 STF1312B sep 4.2 P.A. 158.70 mag 8.8 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 09103+5223 (HD 78449) : ALADIN DSS IMAGE @ 09h 10m 18.19s +52° 23' 05.7"
 
 
 
 
WDS 09103+5223 STF 1312 (HD 78449) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09103+5223 STF1312 distance=0' 09144+5241 STF1321AB distance=42' 09144+5241 STF1321AC distance=42' 09144+5241 STF1321AD distance=42' 09129+5259 UC 1765 distance=43' 09089+5136 DRS 10 distance=49' 09073+5142 LDS3855 distance=50' 09049+5214 SKF 873 distance=51' 09134+5133 ES 716 distance=58' 09043+5246 TDS6286 distance=60' 09050+5316 TDS6298 distance=72' 09160+5305 GRV1022 distance=74' 09193+5230 VBS 15 distance=75' 09186+5231 HJ 2492AB distance=76' 09186+5231 HJ 2492AC distance=76' 09186+5231 DAM1594Aa,Ab distance=76' 09186+5231 HJ 2492BC distance=77' 09098+5340 ES 715 distance=77' 09116+5339 KPP1280 distance=78' 09177+5305 TDS6448 distance=80' 09014+5235 SKF 860 distance=83' 09177+5313 LDS3869 distance=84' 09180+5138 CBL 276 distance=85' 09121+5357 STI2225 distance=96' 09054+5353 CVR1194 distance=100' 09004+5307 FMR 84 distance=100' 09003+5320 HDS1305 distance=107' 09067+5038 HU 722 distance=111' 08582+5227 NSN 34 distance=112' 09037+5358 SLW 326 distance=112' 09003+5332 CBL 33 distance=114' 09207+5116 STT 199AB distance=118' 09207+5116 STT 199AC distance=118' 09207+5116 ARN 71AD distance=118' 09190+5059 GRV1024 distance=119' 08578+5156 KPP1684 distance=119' 09072+5022 SKF 880 distance=125' 09102+5428 STI2222 distance=126' 08596+5344 CRC 56 distance=126' 09099+5429 NSN 590AB distance=127' 09234+5136 ES 718AB distance=131' 09112+5013 YSC 37 distance=131' 09056+5018 ES 2631 distance=133' 09241+5307 STJ 118 distance=133' 09243+5150 SLW 353 distance=134' 08594+5358 STF1293 distance=137' 08557+5153 CVR1179 distance=138' 09104+5441 STI2223 distance=139' 09063+5439 STI2219 distance=142' 09249+5134 STT 200 distance=144' 09065+5444 DAL 30 distance=145' 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 09103+5223 STF1312 147 4.7
Show 09144+5241 STF1321 AB 99 16.9 42
Show 09144+5241 STF1321 AC 64 145.7 42
Show 09144+5241 STF1321 AD 129 136.4 42
Show 09129+5259 UC 1765 164 14.2 43
Show 09089+5136 DRS 10 34 26.3 49
Show 09073+5142 LDS3855 272 243.8 50
Show 09049+5214 SKF 873 295 2.6 51
Show 09134+5133 ES 716 294 7.8 58
Show 09043+5246 TDS6286 349 2.0 60
Show 09050+5316 TDS6298 183 0.3 72
Show 09160+5305 GRV1022 316 12.4 74
Show 09193+5230 VBS 15 178 16.6 75
Show 09186+5231 HJ 2492 AB 120 15.9 76
Show 09186+5231 HJ 2492 AC 129 236.9 76
Show 09186+5231 DAM1594 Aa,Ab 340 1.2 76
Show 09186+5231 HJ 2492 BC 130 221.3 77
Show 09098+5340 ES 715 230 7.6 77
Show 09116+5339 KPP1280 23 9.8 78
Show 09177+5305 TDS6448 189 0.7 80
Show 09014+5235 SKF 860 18 1.5 83
Show 09177+5313 LDS3869 226 26.2 84
Show 09180+5138 CBL 276 185 24.4 85
Show 09121+5357 STI2225 160 5.5 96
Show 09054+5353 CVR1194 133 4.7 100
Show 09004+5307 FMR 84 36 99.2 100
Show 09003+5320 HDS1305 68 1.0 107
Show 09067+5038 HU 722 243 0.5 111
Show 08582+5227 NSN 34 283 5.6 112
Show 09037+5358 SLW 326 206 55.9 112
Show 09003+5332 CBL 33 113 29.5 114
Show 09207+5116 STT 199 AB 142 5.4 118
Show 09207+5116 STT 199 AC 7 127.4 118
Show 09207+5116 ARN 71 AD 51 230.7 118
Show 09190+5059 GRV1024 177 16.8 119
Show 08578+5156 KPP1684 93 13.0 119
Show 09072+5022 SKF 880 303 1.7 125
Show 09102+5428 STI2222 301 10.5 126
Show 08596+5344 CRC 56 221 0.5 126
Show 09099+5429 NSN 590 AB 306 2.8 127
Show 09234+5136 ES 718 AB 24 7.6 131
Show 09112+5013 YSC 37 146 0.3 131
Show 09056+5018 ES 2631 259 79.5 133
Show 09241+5307 STJ 118 30 1.5 133
Show 09243+5150 SLW 353 99 112.0 134
Show 08594+5358 STF1293 93 18.6 137
Show 08557+5153 CVR1179 193 4.2 138
Show 09104+5441 STI2223 34 11.2 139
Show 09063+5439 STI2219 170 10.8 142
Show 09249+5134 STT 200 336 1.2 144
Show 09065+5444 DAL 30 13 20.9 145

 
 
WDS 09103+5223 : COMPONENTS
 
 
  A
B pa=158.7°
sep=4.25"
 
 
09103+5223 A
 
 
Componente originario normalizzato AB Name HD 78449 Coord arcsec 2000 091018.19+522305.7 Mag 8.35
Spectral class F2V (yellow-white) PmRA -31.00 PmDE 5.0 SAO 27152
HIP 45029 Tycho2 3430-00101-1 HD 78449 GC 12642
BD BD+52 1371
Tycho2
Tycho2 3430-00101-1 Pflag RAmdeg 137.57578843 DEmdeg 52.38491052
PmRA -15.3 PmDE -5.6 E RAmdeg 7 E DEmdeg 9
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.57 EpDEm 1991.15
Num 6 Q RAmdeg 1.6 Q DEmdeg 1.3 Q pmRA 1.6
Q pmDE 1.4 BTmag 8.743 E BTmag 0.020 VTmag 8.346
E VTmag 0.014 Prox 48 TYC T HIP 45029
CCDM A RAdeg 137.57584556 DEdeg 52.38492333 EpRA 1990 1.84
EpDE 1990 1.61 E RAdeg 6.7 E DEdeg 9.2 Posflg
Corr -0.2
SAO
SAO 27152 DelFlag RA1950 PmRA1950 -0.0015
DE1950 PmDE1950 -0.021 Vmag 8.1 SpType A5
Double code Source 70 CatNum 12642 DM BD+52 1371
DMcomp BDsup HD 78449 M HD 1
GC 12642 RA1950rad 2.38568051 DE1950rad 0.91784178 PmRA2000 -0.0014
PmDE2000 -0.017
Hipparcos
Catalog H HIP 45029 Proxy H RAhms 09 10 18.21
DEdms +52 23 05.7 Vmag 7.84 VarFlag R Vmag H
RAdeg 137.576 DEdeg 52.3849 AstroRef A Plx 1.96
CCDM 09103+5223 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 148 Rho 4.723 HD 78449 BD BD+52 1371
CD CP Dm number +52 1371 VIred 0.34
SpType A5+... R SpType Coord arcsec 2000 091018.21+522305.7
Hipparcos 2
HIP 45029 Sn 15 So 3 Nc 2
RArad 2.4011516305 DErad 0.9142894089 Plx 1.05 PmRA -10.68
PmDE -13.33 E RArad 0.74 E DErad 0.62 E Plx 0.96
E pmRA 1.03 E pmDE 0.76 Hpmag 7.9118 E Hpmag 0.0023
SHp 0.016 VA 0 BV 0.299 E BV 0.017
VI 0.34
CCDM
Ccdm 09103+5223 RComp Comp A Note1
Note2 Discov num DRAs 0.27 DDEs 5.1
R dRAs 12 Year Theta Rho
Obs 2 Vmag 8.6 Sp A5 PmNote
PmRA 43 PmDE 30 Dm number +52 1371 Cat1 BD
Name2 +52 748 Cat2 AGK2/3 HD 78449 M HD
ADS BDS A 7212 M ADS BDS N IDS IDS 09032N5247A
HIC 45029
 
 
09103+5223 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 091018.36+522301.7 Mag 8.8 PmRA -14.00
PmDE -14.0 Tycho2 3430-01674-1 Calc delta mag 0.45 Calc coord yes
Tycho2
Tycho2 3430-01674-1 Pflag RAmdeg 137.57696318 DEmdeg 52.38376640
PmRA -7.1 PmDE -14.6 E RAmdeg 9 E DEmdeg 13
E pmRA 1.8 E pmDE 1.8 EpRAm 1991.49 EpDEm 1990.86
Num 5 Q RAmdeg 2.2 Q DEmdeg 2.4 Q pmRA 2.2
Q pmDE 2.3 BTmag 9.067 E BTmag 0.021 VTmag 8.800
E VTmag 0.020 Prox 48 TYC T HIP 45029
CCDM B RAdeg 137.57698972 DEdeg 52.38379972 EpRA 1990 1.87
EpDE 1990 1.68 E RAdeg 8.9 E DEdeg 13.0 Posflg
Corr -0.3
CCDM
Ccdm 09103+5223 RComp Comp B Note1
Note2 Discov num STF1312 DRAs 0.48 DDEs 1.6
R dRAs 10 Year 1831 Theta 148 Rho 4.5
Obs 12 Vmag 9.1 Sp PmNote *
PmRA 11 PmDE -23 Dm number Cat1
Name2 +52 749 Cat2 AGK2/3 HD M HD
ADS BDS A 7212 M ADS BDS N IDS IDS 09032N5247B
HIC 45029