18496+1621 BPM 849

 
 
18h 49m 35.89s +16 21' 19.4" P.A. 244 sep 100.6 mag 14.61,15.34
 
 
Coord 2000
18496+1621
Discov num
BPM 849
Comp
Coord arcsec 2000
18 49 35.89 +16 21 19.4
Date first
1993
Date last
2010
Obs
4
Pa first
245
Pa last
244
P.A. Now (θ)
244°
Sep first
101.6
Sep last
100.6
Sep. Now (ρ)
100.6"
Mag pri
14.61
Mag sec
15.34
delta mag (ΔM)
0.73
Spectral class
Pri motion ra
-029
Sec motion ra
-021
Pri motion dec
-023
Sec motion dec
-014
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.325
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
244.3
Precise sep
100.55
Constellation
Hercules
last precise pa
244.3
last precise sep
100.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18496+1621 BPM 849 1999 2 245 101.6 14.80 15.62 NV 184935.89+162119.4
18496+1621 BPM 849 2001 3 245 101.5 14.80 15.62 NV 184935.89+162119.4
18496+1621 BPM 849 2010 4 245 100.8 14.61 15.34 NV 184935.89+162119.4

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