04519-3414 BVD 48 AB (HD 31142)

 
 
04h 51m 54.24s -34° 14' 19.1" P.A. 160.00 sep 51.9 mag 6.75,8.67 Sp F6IV+F7V dist. 59.35 pc (193.6 l.y.)
 
 
Coord 2000 04519-3414 Discov num BVD  48 Comp AB Coord arcsec 2000 04 51 54.24 -34 14 19.1
Date first 1912 Date last 2015 Obs 13
Pa first 160 Pa last 159.8 P.A. Now (θ) 159.8°
Sep first 52.5 Sep last 51.901 Sep. Now (ρ) 51.901"
Mag pri 6.75 Mag sec 8.67 delta mag (ΔM) 1.92 Spectral class F6IV+F7V (yellow-white/yellow-white)
Pri motion ra +076 Sec motion ra +074
Pri motion dec +009 Sec motion dec +009
Notes N T (See Notes, Parallax indicates physical)
rPM=0.026 (< 0.3, Physical double)
This double is physical.
 
 
04519-3414 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 31142 195364 04 51 54 -34 14 19 BVD 48 AB 2015 13 160 51.9 6.75 8.67 1.92 <===
Show 195364 04 51 54 -34 14 19 BVD 48 AC 2015 16 308 99.6 6.75 8.92 2.17
Show 195361 04 51 48 -34 13 17 TOK 250 CB 2015 13 139 146.4 8.92 8.67 0.25
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 31142 Constellation Caelum SAO 195364 HIP 22611
Tycho2 7049-01852-1 Gaia DR2 4873223829966552192 HD 31142 GC 5949
CD CD-34 1921 CP CP-34 549 Distance 59.35 Distance ly 193.6
 
 
WDS 04519-3414 BVD 48 AB (HD 31142) : NOTES
 
 
discov_num notes refcode
BVD 48 AC: SHY 470. 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.)
 
 
DISCOVERER
 
 
idgroup discov author
1 BVD Benavides, R.
92 TOK Tokovinin, A.A.
139 TOK Tokovinin, A.A., Balega, Y.Y., Pluzhnik, E.A., Shatsky, N.I., Gorynya, N.A., &
139 TOK Weigelt, G.
153 TOK Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
153 TOK Martinez, M., & Mondaca, E.
221 TOK Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
221 TOK Ratzloff, J. & Walter, F.M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04519-3414 BVD 48 AB 1998 4 160 52.3 6.75 8.67 F6III F7V V 045154.24-341419.1
04519-3414 BVD 48 AB 2010 11 160 52.0 6.75 8.67 F6IV+G5 NVD 045154.24-341419.1
04519-3414 BVD 48 AB 2015 13 160 51.9 6.75 8.67 F6IV+G5 NVW 045154.24-341419.1

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WDS 04519-3414 BVD 48 AB (HD 31142) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04519-3414 BVD 48 AB (HD 31142) : MEASURES
 
 
No records found.

 
 
WDS 04519-3414 (HD 31142) : VIRTUAL EYEPIECE
 
 

virtual eyepiece
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Radius:
Components only
 
 
WDS 04519-3414 (HD 31142) : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.