15504-0303 RST4554

 
 
15h 50m 23.61s -03 03' 19.2" P.A. 133.00 sep 1.2 mag 8.66,12.02 Sp F2 dist. 109.89 pc (358.46 l.y.)
 
 
Coord 2000
15504-0303
Discov num
RST4554
Comp
Coord arcsec 2000
15 50 23.61 -03 03 19.2
Date first
1938
Date last
2016
Obs
5
Pa first
131
Pa last
133
P.A. Now (θ)
133°
Sep first
0.8
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
8.66
Mag sec
12.02
delta mag (ΔM)
3.36
Spectral class
F2 (yellow-white)
Pri motion ra
-020
Sec motion ra
-026
Pri motion dec
-012
Sec motion dec
-008
Notes
rPM=0.265 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
133.4
Precise sep
1.172
Constellation
Serpens
HIP
77581
Tycho2
5022-00029-1
Gaia DR2
4402865984106342912
HD
141657
BD
BD-02 4055
Distance
109.89
Distance ly
358.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15504-0303 RST4554 1991 4 133 1.1 8.66 12.02 F2 155023.61-030319.2

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