15389+5420 CVR1639

 
 
15h 38m 54.77s +54 19' 56.1" P.A. 80 sep 5 mag 18.60,19.10 Sp M4+M5
 
 
Coord 2000
15389+5420
Discov num
CVR1639
Comp
Coord arcsec 2000
15 38 54.77 +54 19 56.1
Date first
2000
Date last
2001
Obs
2
Pa first
80
Pa last
80
P.A. Now (θ)
80°
Sep first
5.0
Sep last
5.0
Sep. Now (ρ)
5"
Mag pri
18.60
Mag sec
19.10
delta mag (ΔM)
0.5
Spectral class
M4+M5 (red/red)
Pri motion ra
+004
Sec motion ra
Pri motion dec
+010
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
last precise pa
80.4
last precise sep
4.98
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15389+5420 CVR1639 2001 2 80 5.0 18.60 19.10 M4+M5 R 153854.77+541956.1

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