18381+1229 BPM 797

 
 
18h 38m 06.31s +12 28' 51.9" P.A. 13 sep 97.2 mag 15.74,15.76
 
 
Coord 2000
18381+1229
Discov num
BPM 797
Comp
Coord arcsec 2000
18 38 06.31 +12 28 51.9
Date first
1989
Date last
2010
Obs
4
Pa first
13
Pa last
13
P.A. Now (θ)
13°
Sep first
97.3
Sep last
97.2
Sep. Now (ρ)
97.2"
Mag pri
15.74
Mag sec
15.76
delta mag (ΔM)
0.02
Spectral class
Pri motion ra
-001
Sec motion ra
-002
Pri motion dec
-009
Sec motion dec
-006
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.349
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
13
Precise sep
97.18
Constellation
Hercules
last precise pa
13
last precise sep
97.18
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18381+1229 BPM 797 1999 2 13 97.3 15.78 15.92 NV 183806.31+122851.9
18381+1229 BPM 797 2001 3 13 97.4 15.78 15.92 NV 183806.31+122851.9
18381+1229 BPM 797 2010 4 13 97.2 15.74 15.76 NV 183806.31+122851.9

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