00239+2930 STF 28 AB (HD 1941)

 
 
00h 23m 53.23s +29° 30' 09.1" P.A. 224.00 sep 33.0 mag 8.32,8.55 Sp F7V+F8V dist. 71.89 pc (234.51 l.y.)
 
 
Coord 2000 00239+2930 Discov num STF  28 Comp AB Coord arcsec 2000 00 23 53.23 +29 30 09.1
Date first 1832 Date last 2020 Obs 42
Pa first 223 Pa last 223.7 P.A. Now (θ) 223.7°
Sep first 32.9 Sep last 32.954 Sep. Now (ρ) 32.954"
Mag pri 8.32 Mag sec 8.55 delta mag (ΔM) 0.23 Spectral class F7V+F8V (yellow-white/yellow-white)
Pri motion ra +043 Sec motion ra +039
Pri motion dec -003 Sec motion dec +000
Notes N Y V (See Notes, Parallax indicates components are non-physical, Proper motion indicates physical)
rPM=0.116 (< 0.3, Physical double)
This double is physical.
 
 
00239+2930 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 1941 73956 00 23 53 +29 30 09 STF 28 AB 2020 42 224 33.0 8.32 8.55 0.23 <===
Show 73956 00 23 53 +29 30 09 FYM 12 AC 2016 8 137 145.9 8.32 8.92 0.60
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 1941 Constellation Andromeda SAO 73956 HIP 1887
Tycho2 1737-00773-1 Gaia DR2 2857461464518649984 HD 1941 GC 468
BD BD+28 55 Distance 71.89 Distance ly 234.51
 
 
WDS 00239+2930 STF 28 AB (HD 1941) : NOTES
 
 
discov_num notes refcode
STF 28 B is BD+28@55. The variable, double-lined spectroscopic binary
BD+28@54 may belong to the system. This was previously reported as
BD+28@49, but was corrected by Weis{2002, "F.G.W. Struve's StF2002
Double Stars (STF2000.0)"}
SHY 383. Bayesian analysis by Shaya & Olling (2011) indicates very Shy2011
high (near 100%) probability pair is physical.
 
 
REFERENCES
 
 
refcode metd author reference
Shy2011 - Shaya, E.J. & Olling, R. 2011ApJS..192....2S
Shy2011 ApJS 192, 2, 2011
Shy2011 (Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011 added to WDS only if probability 90% or greater.)
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
 
 
DISCOVERER
 
 
idgroup discov author
1 FYM Fay, M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00239+2930 STF 28 AB 2012 29 224 32.9 8.32 8.55 F7V F8V NYDV 002353.23+293009.1
00239+2930 STF 28 AB 2013 31 224 32.8 8.32 8.55 F7V F8V NYDV 002353.23+293009.1
00239+2930 STF 28 AB 2015 32 224 32.8 8.32 8.55 F7V+F8V NY V 002353.23+293009.1
00239+2930 STF 28 AB 2016 34 224 33.2 8.32 8.55 F7V+F8V NY V 002353.23+293009.1
00239+2930 STF 28 AB 2020 39 224 32.5 8.32 8.55 F7V+F8V NY V 002353.23+293009.1

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

 
 
WDS 00239+2930 STF 28 AB (HD 1941) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 21/11/09 daedalus1 mean difficulty separated     Seeing Pickering 6, measures: theta 224 deg., rho 33".34

 
 
WDS 00239+2930 STF 28 AB (HD 1941) : MEASURES
 
 
Records found: 1
Show date username difficulty sep sep_sigma pa pa_sigma delta_mag # notes
Show 10/10/06 Robert   33.00 0.00 224.00 0.00   2
 
 
WDS 00239+2930 (HD 1941) : VIRTUAL EYEPIECE
 
 

00239+2930 STF  28A mag 8.32 Sp F7V 00239+2930 STF  28B sep 31.0 P.A. 219.80 mag 8.55 Sp F8V 00239+2930 FYM  12C sep 137.3 P.A. 140.60 mag 8.92 Sp F8 virtual eyepiece
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Radius:
Components only
 
 
WDS 00239+2930 (HD 1941) : ALADIN DSS IMAGE @ 00h 23m 53.23s +29° 30' 09.1"
 
 
 
 
WDS 00239+2930 STF 28 AB (HD 1941) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


00239+2930  STF  28AB distance=0' 00224+2956  TDS1425 distance=33' 00213+2923  RAO 182 distance=35' 00231+3007  LDS3159 distance=39' 00262+3009  COU 652 distance=49' 00278+2938  CBL 575 distance=52' 00250+3015  SKF  21 distance=53' 00266+3011  WSI  19 distance=54' 00262+2827  COU 446 distance=70' 00194+2846  MLB 511 distance=74' 00231+2813  KPP4413AB distance=78' 00301+2945  BU 1095AB distance=83' 00301+2945  BU 1095AC distance=83' 00301+2945  DRS  34AD distance=83' 00253+3054  LDS3165 distance=87' 00172+2932  RAO 524 distance=88' 00191+2822  TDS1397 distance=93' 00274+3054  HDS  62 distance=96' 00270+3058  COU 653 distance=97' 00165+2918  BU  487BC distance=97' 00165+2918  STF  17AB distance=97' 00294+3036  SMA   5 distance=98' 00257+2755  GRV  22 distance=98' 00167+3001  RAO 180 distance=99' 00178+3035  MLB 632 distance=103' 00310+2844  GII  74 distance=105' 00310+2839  CTU   1Aa,Ab distance=105' 00310+2839  HAU   2AB distance=105' 00252+2743  CHE  26 distance=108' 00337+2932  HJ 1032 distance=108' 00296+2807  HAU   1BC distance=110' 00296+2807  WSI  38AB distance=110' 00296+2807  HAU   1AC distance=110' 00247+2740  LDS3164 distance=110' 00214+2744  COU 347Aa,Ab distance=112' 00214+2744  CHE  10AB distance=112' 00183+3057  LAF  23 distance=113' 00194+3108  HJ  620 distance=114' 00230+2735  TDS  16 distance=116' 00151+2956  DEA  94 distance=118' 00159+3028  TDS1372 distance=119' 00208+2737  CHE   7 distance=120' 00329+2957  BRT 231 distance=121' 00331+2915  AZC   4 distance=121' 00320+2831  S   386AB distance=122' 00320+2831  FYM 206AC distance=122' 00243+2731  CHE  21 distance=123' 00329+3007  FOX 111 distance=124' 00250+2726  CHE  24 distance=124' 00214+2729  CHE  11 distance=125' 00333+2957  WIS  11 distance=126' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 00239+2930 STF 28 AB 224 33.0
Show 00239+2930 FYM 12 AC 137 145.9
Show 00224+2956 TDS1425 87 0.6 33
Show 00213+2923 RAO 182 358 0.3 35
Show 00231+3007 LDS3159 286 120.9 39
Show 00262+3009 COU 652 2 1.4 49
Show 00278+2938 CBL 575 215 17.7 52
Show 00250+3015 SKF 21 131 4.6 53
Show 00266+3011 WSI 19 114 8.1 54
Show 00262+2827 COU 446 313 0.9 70
Show 00194+2846 MLB 511 49 4.5 74
Show 00231+2813 KPP4413 AB 328 10.2 78
Show 00301+2945 BU 1095 AB 16 2.0 83
Show 00301+2945 BU 1095 AC 131 136.6 83
Show 00301+2945 DRS 34 AD 356 192.1 83
Show 00253+3054 LDS3165 51 31.2 87
Show 00172+2932 RAO 524 221 1.0 88
Show 00191+2822 TDS1397 108 0.7 93
Show 00274+3054 HDS 62 314 0.1 96
Show 00270+3058 COU 653 252 0.4 97
Show 00165+2918 BU 487 BC 265 2.4 97
Show 00165+2918 STF 17 AB 30 27.1 97
Show 00294+3036 SMA 5 194 6.9 98
Show 00257+2755 GRV 22 273 52.6 98
Show 00167+3001 RAO 180 174 0.9 99
Show 00178+3035 MLB 632 270 1.7 103
Show 00310+2844 GII 74 54 1.3 105
Show 00310+2839 CTU 1 Aa,Ab 233 1.3 105
Show 00310+2839 HAU 2 AB 279 12.4 105
Show 00252+2743 CHE 26 232 18.6 108
Show 00337+2932 HJ 1032 247 13.2 108
Show 00296+2807 HAU 1 BC 47 12.2 110
Show 00296+2807 WSI 38 AB 280 4.3 110
Show 00296+2807 HAU 1 AC 27 10.3 110
Show 00247+2740 LDS3164 304 113.2 110
Show 00214+2744 COU 347 Aa,Ab 48 0.4 112
Show 00214+2744 CHE 10 AB 92 10.1 112
Show 00183+3057 LAF 23 254 4.0 113
Show 00194+3108 HJ 620 192 14.2 114
Show 00230+2735 TDS 16 121 1.4 116
Show 00151+2956 DEA 94 348 236.9 118
Show 00159+3028 TDS1372 211 3.1 119
Show 00208+2737 CHE 7 261 6.5 120
Show 00329+2957 BRT 231 33 4.3 121
Show 00331+2915 AZC 4 72 26.5 121
Show 00320+2831 S 386 AB 17 43.4 122
Show 00320+2831 FYM 206 AC 50 14.0 122
Show 00243+2731 CHE 21 159 18.7 123
Show 00329+3007 FOX 111 27 23.1 124
Show 00250+2726 CHE 24 339 4.9 124
Show 00214+2729 CHE 11 296 20.6 125

 
 
WDS 00239+2930 : COMPONENTS
 
 
  A B
B pa=219.8°
sep=30.99"
 
C pa=140.6°
sep=137.33"
pa=127.6°
sep=134.96"
 
 
00239+2930 A
 
 
Name HD 1942 Coord arcsec 2000 002353.23+293009.1 Mag 8.32 Spectral class F7V (yellow-white)
PmRA 43.00 PmDE -3.0 SAO 73956 HIP 1891
Tycho2 1737-00773-1 HD 1942 GC 468 BD BD+28 56
Tycho2
Tycho2 1737-00773-1 Pflag RAmdeg 5.97179417 DEmdeg 29.50252014
PmRA 43.3 PmDE -2.2 E RAmdeg 8 E DEmdeg 8
E pmRA 1.2 E pmDE 1.1 EpRAm 1990.75 EpDEm 1990.65
Num 11 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.7 BTmag 8.907 E BTmag 0.019 VTmag 8.324
E VTmag 0.014 Prox 330 TYC T HIP 1891
CCDM RAdeg 5.97167806 DEdeg 29.50252528 EpRA 1990 1.58
EpDE 1990 1.61 E RAdeg 8.0 E DEdeg 8.2 Posflg
Corr 0.0
SAO
SAO 73956 DelFlag RA1950 PmRA1950 0.0033
DE1950 PmDE1950 0.018 Vmag 8.8 SpType G
Double code Source 70 CatNum 468 DM BD+28 56
DMcomp BDsup HD 1942 M HD 0
GC 468 RA1950rad 0.09276229 DE1950rad 0.51008616 PmRA2000 0.0033
PmDE2000 0.013
Hipparcos
Catalog H HIP 1891 Proxy RAhms 00 23 53.20
DEdms +29 30 09.1 Vmag 8.25 VarFlag R Vmag G
RAdeg 5.97167 DEdeg 29.5025 AstroRef Plx 9.39
CCDM 00239+2930 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 1942 BD BD+28 56
CD CP Dm number +28 56 VIred 0.61
SpType G R SpType Coord arcsec 2000 002353.20+293009.1
Hipparcos 2
HIP 1891 Sn 5 So 0 Nc 1
RArad 0.1042253333 DErad 0.5149162555 Plx 11.82 PmRA 41.46
PmDE -1.83 E RArad 0.95 E DErad 0.68 E Plx 1.05
E pmRA 1.09 E pmDE 0.74 Hpmag 8.3756 E Hpmag 0.0021
SHp 0.016 VA 0 BV 0.541 E BV 0.012
VI 0.61
CCDM
Ccdm 00239+2930 RComp Comp A Note1
Note2 Discov num DRAs -0.80 DDEs 9.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp G PmNote *
PmRA 39 PmDE 8 Dm number +28 56 Cat1 BD
Name2 +29 49 Cat2 AGK2/3 HD 1942 M HD
ADS BDS A 324 M ADS BDS N IDS IDS 00186N2857A
HIC 1891
 
 
00239+2930 B
 
 
Coord arcsec 2000 002351.71+292945.3 Mag 8.55 Spectral class F8V (yellow-white) PmRA 39.00
PmDE 0.0 SAO 73955 HIP 1887 Tycho2 1737-01194-1
HD 1941 BD BD+28 55 Calc delta mag 0.23 Calc coord yes
Tycho2
Tycho2 1737-01194-1 Pflag RAmdeg 5.96450711 DEmdeg 29.49591515
PmRA 38.5 PmDE 1.1 E RAmdeg 9 E DEmdeg 10
E pmRA 1.2 E pmDE 1.1 EpRAm 1990.54 EpDEm 1990.04
Num 10 Q RAmdeg 0.7 Q DEmdeg 0.6 Q pmRA 0.7
Q pmDE 0.6 BTmag 9.196 E BTmag 0.021 VTmag 8.546
E VTmag 0.016 Prox 330 TYC T HIP 1887
CCDM RAdeg 5.96440361 DEdeg 29.49591278 EpRA 1990 1.61
EpDE 1990 1.53 E RAdeg 8.7 E DEdeg 9.7 Posflg
Corr 0.0
SAO
SAO 73955 DelFlag RA1950 PmRA1950 0.0051
DE1950 PmDE1950 -0.002 Vmag 8.8 SpType G0
Double code Source 34 CatNum 185 DM BD+28 55
DMcomp BDsup HD 1941 M HD 0
GC RA1950rad 0.09264347 DE1950rad 0.50996467 PmRA2000 0.0051
PmDE2000 -0.007
Hipparcos
Catalog H HIP 1887 Proxy RAhms 00 23 51.46
DEdms +29 29 45.3 Vmag 8.48 VarFlag R Vmag G
RAdeg 5.9644 DEdeg 29.4959 AstroRef Plx 12.47
CCDM 00239+2930 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 1941 BD BD+28 55
CD CP Dm number +28 55 VIred 0.65
SpType G R SpType Coord arcsec 2000 002351.46+292945.3
Hipparcos 2
HIP 1887 Sn 5 So 0 Nc 1
RArad 0.1040984086 DErad 0.5148008326 Plx 13.91 PmRA 38.88
PmDE 1.97 E RArad 0.85 E DErad 0.64 E Plx 0.95
E pmRA 1.01 E pmDE 0.7 Hpmag 8.6386 E Hpmag 0.0026
SHp 0.018 VA 0 BV 0.58 E BV 0.015
VI 0.65
CCDM
Ccdm 00239+2930 RComp Comp B Note1
Note2 Discov num STF 28 DRAs -2.50 DDEs -15.0
R dRAs 10 Year 1832 Theta 223 Rho 33.0
Obs 7 Vmag 9.2 Sp G PmNote *
PmRA 46 PmDE 3 Dm number +28 55 Cat1 BD
Name2 +29 48 Cat2 AGK2/3 HD 1941 M HD
ADS BDS A 324 M ADS BDS N IDS IDS 00186N2857B
HIC 1887
 
 
00239+2930 C
 
 
Coord arcsec 2000 002359.90+292822.9 Mag 8.92 Spectral class F8 (yellow-white) PmRA -20.00
PmDE -17.0 Tycho2 1737-00809-1 Calc delta mag 0.6 Calc coord yes
Tycho2
Tycho2 1737-00809-1 Pflag RAmdeg 6.00419709 DEmdeg 29.47284548
PmRA -20.1 PmDE -14.7 E RAmdeg 11 E DEmdeg 11
E pmRA 1.4 E pmDE 1.3 EpRAm 1990.33 EpDEm 1989.84
Num 9 Q RAmdeg 1.0 Q DEmdeg 1.3 Q pmRA 1.0
Q pmDE 1.2 BTmag 9.630 E BTmag 0.025 VTmag 8.923
E VTmag 0.017 Prox 999 TYC T HIP
CCDM RAdeg 6.00425222 DEdeg 29.47287944 EpRA 1990 1.58
EpDE 1990 1.58 E RAdeg 10.8 E DEdeg 11.5 Posflg
Corr -0.2