18549+1201 BPM 884

 
 
18h 54m 51.05s +12 00' 42.5" P.A. 105 sep 104 mag 12.17,13.25
 
 
Coord 2000
18549+1201
Discov num
BPM 884
Comp
Coord arcsec 2000
18 54 51.05 +12 00 42.5
Date first
1963
Date last
2010
Obs
4
Pa first
105
Pa last
105
P.A. Now (θ)
105°
Sep first
104.1
Sep last
104.0
Sep. Now (ρ)
104"
Mag pri
12.17
Mag sec
13.25
delta mag (ΔM)
1.08
Spectral class
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+001
Sec motion dec
-001
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.894
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104.6
Precise sep
104.03
Constellation
Aquila
last precise pa
104.6
last precise sep
104.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18549+1201 BPM 884 1998 2 105 103.9 12.25 13.45 NV 185451.05+120042.5
18549+1201 BPM 884 2001 3 105 104.0 12.25 13.45 NV 185451.05+120042.5
18549+1201 BPM 884 2010 4 105 104.0 12.17 13.25 NV 185451.05+120042.5

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