15578+2054 A  1370

 
 
15h 57m 47.15s +20 53' 52.3" P.A. 227 sep 0.3 mag 10.30,12.20 Sp G0
 
 
Coord 2000
15578+2054
Discov num
A  1370
Comp
Coord arcsec 2000
15 57 47.15 +20 53 52.3
Date first
1906
Date last
2008
Obs
7
Pa first
63
Pa last
227
P.A. Now (θ)
227°
Sep first
0.5
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.30
Mag sec
12.20
delta mag (ΔM)
1.9
Spectral class
G0 (yellow)
Pri motion ra
-004
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.2
Precise sep
0.312
Constellation
Serpens
SAO
84101
Tycho2
1502-01333-1
last precise pa
227.2
last precise sep
0.312
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15578+2054 A 1370 1962 5 63 0.5 10.30 12.20 G0 155747.15+205352.3
15578+2054 A 1370 2008 7 227 0.3 10.30 12.20 G0 155747.15+205352.3

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