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
Constellation
Hercules
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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