15204+4840 CVR 784

 
 
15h 20m 25.41s +48 39' 41.7" P.A. 155 sep 7.9 mag 18.10,19.20 Sp M1+M2
 
 
Coord 2000
15204+4840
Discov num
CVR 784
Comp
Coord arcsec 2000
15 20 25.41 +48 39 41.7
Date first
1998
Date last
2002
Obs
2
Pa first
155
Pa last
155
P.A. Now (θ)
155°
Sep first
8.3
Sep last
7.9
Sep. Now (ρ)
7.9"
Mag pri
18.10
Mag sec
19.20
delta mag (ΔM)
1.1
Spectral class
M1+M2 (red/red)
Pri motion ra
-032
Sec motion ra
-032
Pri motion dec
+025
Sec motion dec
+028
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.071 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155.3
Precise sep
7.85
Constellation
Bootes
last precise pa
155.3
last precise sep
7.85
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15204+4840 CVR 784 2002 1 155 7.9 18.10 19.20 M1+M2 V R 152025.75+483934.6

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