03312+1947 STF 403AB

 
 
03h 31m 13.43s +19 47' 00.3" P.A. 173.00 sep 2.3 mag 8.71,8.92 Sp F8 dist. 107.53 pc (350.76 l.y.)
 
 
Coord 2000
03312+1947
Discov num
STF 403
Comp
AB
Coord arcsec 2000
03 31 13.43 +19 47 00.3
Date first
1829
Date last
2018
Obs
79
Pa first
182
Pa last
173
P.A. Now (θ)
173°
Sep first
2.9
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
8.71
Mag sec
8.92
delta mag (ΔM)
0.21
Spectral class
F8 (yellow-white)
Pri motion ra
+031
Sec motion ra
+034
Pri motion dec
+045
Sec motion dec
+024
Notes
N W (See Notes, )
rPM=0.388
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172.5
Precise sep
2.252
Constellation
Hydra
SAO
93471
HIP
16401
Tycho2
1242-00961-2
HD
21775
BD
BD+19 549
Distance
107.53
Distance ly
350.76
 
 
WDS HISTORIC DATA
 
 
No records found.


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