15509+0704 SLW1144

 
 
15h 50m 54.05s +07 03' 32.9" P.A. 252 sep 28.4 mag 18.22,18.29 Sp M3.3+M3.4
 
 
Coord 2000
15509+0704
Discov num
SLW1144
Comp
Coord arcsec 2000
15 50 54.05 +07 03 32.9
Date first
2000
Date last
2010
Obs
3
Pa first
251
Pa last
252
P.A. Now (θ)
252°
Sep first
28.4
Sep last
28.4
Sep. Now (ρ)
28.4"
Mag pri
18.22
Mag sec
18.29
delta mag (ΔM)
0.07
Spectral class
M3.3+M3.4 (red/red)
Pri motion ra
+024
Sec motion ra
+025
Pri motion dec
-027
Sec motion dec
-031
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.104 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.5
Precise sep
28.37
Cdsa2 id
SLW 1144
Constellation
Serpens
Ra deg
15.848347222222223
De deg
7.059138888888889
last precise pa
251.5
last precise sep
28.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15509+0704 SLW1144 2003 1 252 28.5 18.22 18.29 M3.3 M3.4 V R 155054.05+070332.9
15509+0704 SLW1144 2010 3 251 28.4 18.22 18.29 M3.3+M3.4 V R 155054.05+070332.9

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