16255+2705 CVR 820

 
 
16h 25m 33.73s +27 04' 50.7" P.A. 281 sep 18.8 mag 17.50,18.00 Sp M4+M5
 
 
Coord 2000
16255+2705
Discov num
CVR 820
Comp
Coord arcsec 2000
16 25 33.73 +27 04 50.7
Date first
2000
Date last
2010
Obs
3
Pa first
281
Pa last
281
P.A. Now (θ)
281°
Sep first
18.7
Sep last
18.8
Sep. Now (ρ)
18.8"
Mag pri
17.50
Mag sec
18.00
delta mag (ΔM)
0.5
Spectral class
M4+M5 (red/red)
Pri motion ra
-039
Sec motion ra
-042
Pri motion dec
-041
Sec motion dec
-040
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.055 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
281.1
Precise sep
18.75
Cdsa2 id
CVR 820
Constellation
Hercules
Ra deg
16.426036111111113
De deg
27.08075
last precise pa
281.1
last precise sep
18.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16255+2705 CVR 820 2003 1 281 18.8 17.50 18.00 M4+M5 V R 162532.35+270454.4
16255+2705 CVR 820 2010 3 281 18.7 17.50 18.00 M4+M5 V R 162533.73+270450.7

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