18500+1420 BPM 854

 
 
18h 49m 57.67s +14 19' 44.8" P.A. 271 sep 66.2 mag 14.22,15.66
 
 
Coord 2000
18500+1420
Discov num
BPM 854
Comp
Coord arcsec 2000
18 49 57.67 +14 19 44.8
Date first
1991
Date last
2010
Obs
4
Pa first
271
Pa last
271
P.A. Now (θ)
271°
Sep first
65.9
Sep last
66.2
Sep. Now (ρ)
66.2"
Mag pri
14.22
Mag sec
15.66
delta mag (ΔM)
1.44
Spectral class
Pri motion ra
+013
Sec motion ra
+008
Pri motion dec
-005
Sec motion dec
-003
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.387
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
270.7
Precise sep
66.2
Cdsa2 id
BPM 854
Constellation
Hercules
Ra deg
18.832686111111112
De deg
14.32911111111111
last precise pa
270.7
last precise sep
66.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18500+1420 BPM 854 1999 2 271 66.0 14.15 15.32 NV 184957.67+141944.8
18500+1420 BPM 854 2001 3 271 66.1 14.15 15.32 NV 184957.67+141944.8
18500+1420 BPM 854 2010 4 271 66.2 14.22 15.66 NV 184957.67+141944.8

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