16055+5504 CVR 811

 
 
16h 05m 33.84s +55 03' 37.8" P.A. 240 sep 8.9 mag 17.10,18.00 Sp M2+M3
 
 
Coord 2000
16055+5504
Discov num
CVR 811
Comp
Coord arcsec 2000
16 05 33.84 +55 03 37.8
Date first
2000
Date last
2010
Obs
3
Pa first
239
Pa last
240
P.A. Now (θ)
240°
Sep first
8.6
Sep last
8.9
Sep. Now (ρ)
8.9"
Mag pri
17.10
Mag sec
18.00
delta mag (ΔM)
0.9
Spectral class
M2+M3 (red/red)
Pri motion ra
-015
Sec motion ra
-017
Pri motion dec
+046
Sec motion dec
+051
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.1 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
239.9
Precise sep
8.89
Constellation
Draco
last precise pa
239.9
last precise sep
8.89
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16055+5504 CVR 811 2004 1 239 8.7 17.10 18.00 M2+M3 V R 160532.97+550333.4
16055+5504 CVR 811 2010 3 240 8.4 17.10 18.00 M2+M3 V R 160533.84+550337.8

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