15540+1519 CVR 806

 
 
15h 54m 00.00s +15 18' 53.8" P.A. 159 sep 18.2 mag 17.10,18.60 Sp M2+M3
 
 
Coord 2000
15540+1519
Discov num
CVR 806
Comp
Coord arcsec 2000
15 54 00.00 +15 18 53.8
Date first
1998
Date last
2010
Obs
3
Pa first
159
Pa last
159
P.A. Now (θ)
159°
Sep first
18.3
Sep last
18.2
Sep. Now (ρ)
18.2"
Mag pri
17.10
Mag sec
18.60
delta mag (ΔM)
1.5
Spectral class
M2+M3 (red/red)
Pri motion ra
-018
Sec motion ra
-020
Pri motion dec
+043
Sec motion dec
+040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.077 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
158.5
Precise sep
18.23
Constellation
Serpens
last precise pa
158.5
last precise sep
18.23
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15540+1519 CVR 806 2004 1 158 18.3 17.10 18.60 M2+M3 V R 155400.48+151836.8
15540+1519 CVR 806 2010 3 159 18.2 17.10 18.60 M2+M3 V R 155400.00+151853.8

If you need more information about this double, apply for a data request form to the WDS.