15378+0017 LDS4575

 
 
15h 37m 52.40s +00 17' 06.0" P.A. 283 sep 51.9 mag 16.61,16.70 Sp M1.6+M1.4
 
 
Coord 2000
15378+0017
Discov num
LDS4575
Comp
Coord arcsec 2000
15 37 52.40 +00 17 06.0
Date first
1950
Date last
2010
Obs
7
Pa first
283
Pa last
283
P.A. Now (θ)
283°
Sep first
51.3
Sep last
51.9
Sep. Now (ρ)
51.9"
Mag pri
16.61
Mag sec
16.70
delta mag (ΔM)
0.09
Spectral class
M1.6+M1.4 (red/red)
Pri motion ra
+032
Sec motion ra
+034
Pri motion dec
-466
Sec motion dec
-466
Notes
N V R (See Notes, Proper motion indicates physical, Red magnitudes)
rPM=0.004 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
283.4
Precise sep
51.909
Constellation
Serpens
last precise pa
283.4
last precise sep
51.909
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15378+0017 LDS4575 2000 4 284 51.9 17.60 17.80 D 153752.40+001706.0
15378+0017 LDS4575 2010 6 283 51.9 16.61 16.70 M1.6+M1.4 NV R 153752.40+001706.0

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