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
Cdsa2 id
CVR 806
Constellation
Serpens
Ra deg
15.9
De deg
15.314944444444444
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.