15383+2431 ARY  11 (LY Ser)

 
 
15h 38m 16.63s +24 31' 18.7" P.A. 327 sep 151 mag 7.03,8.83 Sp M5III dist. 210.53 pc (686.75 l.y.)
 
 
Coord 2000
15383+2431
Discov num
ARY  11
Comp
Coord arcsec 2000
15 38 16.63 +24 31 18.7
Date first
1895
Date last
2012
Obs
15
Pa first
326
Pa last
327
P.A. Now (θ)
327°
Sep first
151.4
Sep last
151.0
Sep. Now (ρ)
151"
Mag pri
7.03
Mag sec
8.83
delta mag (ΔM)
1.8
Spectral class
M5III (red)
Pri motion ra
-012
Sec motion ra
+009
Pri motion dec
-017
Sec motion dec
-022
Notes
rPM=0.908
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
327
Precise sep
151
Var name
LY Ser
Cdsa2 id
ARY 11
Constellation
Serpens
SAO
83921
HIP
76573
Tycho2
2033-00386-1
HD
139608
BD
BD+24 2901
Ra deg
15.637952777777777
De deg
24.52186111111111
Distance
210.53
Distance ly
686.75
last precise pa
327
last precise sep
151
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15383+2431 ARY 11 2002 10 326 148.1 7.03 8.83 153816.63+243118.7
15383+2431 ARY 11 2010 11 327 149.3 7.03 8.83 153816.63+243118.7
15383+2431 ARY 11 2012 13 326 149.1 7.03 8.83 153816.63+243118.7

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