15555+1542 LDS4602

 
 
15h 55m 29.53s +15 42' 31.7" P.A. 189 sep 55.9 mag 17.80,19.30 Sp M3+M4
 
 
Coord 2000
15555+1542
Discov num
LDS4602
Comp
Coord arcsec 2000
15 55 29.53 +15 42 31.7
Date first
1960
Date last
2010
Obs
4
Pa first
189
Pa last
189
P.A. Now (θ)
189°
Sep first
56.0
Sep last
55.9
Sep. Now (ρ)
55.9"
Mag pri
17.80
Mag sec
19.30
delta mag (ΔM)
1.5
Spectral class
M3+M4 (red/red)
Pri motion ra
-084
Sec motion ra
-081
Pri motion dec
+061
Sec motion dec
+065
Notes
V (Proper motion indicates physical)
rPM=0.048 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
188.6
Precise sep
55.92
Constellation
Serpens
last precise pa
188.6
last precise sep
55.92
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15555+1542 LDS4602 2000 2 189 55.9 17.80 19.30 155529.53+154231.7
15555+1542 LDS4602 2004 2 189 56.0 17.80 19.30 M3+M4 V 155529.53+154231.7
15555+1542 LDS4602 2010 4 189 56.0 17.80 19.30 M3+M4 V 155529.53+154231.7

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