19506+1221 BPM1691

 
 
19h 50m 34.09s +12 20' 46.5" P.A. 294.00 sep 110.6 mag 14.63,15.73
 
 
Coord 2000
19506+1221
Discov num
BPM1691
Comp
Coord arcsec 2000
19 50 34.09 +12 20 46.5
Date first
1991
Date last
2015
Obs
8
Pa first
293
Pa last
294
P.A. Now (θ)
294°
Sep first
110.8
Sep last
110.6
Sep. Now (ρ)
110.6"
Mag pri
14.63
Mag sec
15.73
delta mag (ΔM)
1.1
Spectral class
Pri motion ra
-016
Sec motion ra
+009
Pri motion dec
-018
Sec motion dec
-011
Notes
N V (See Notes, Proper motion indicates physical)
rPM=1.078
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
293.8
Precise sep
110.559
Constellation
Aquila
Tycho2
1066-02603-1
Gaia DR2
45733328384
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19506+1221 BPM1691 1997 2 294 110.5 14.63 15.73 NV 195034.09+122046.5
19506+1221 BPM1691 2001 3 293 110.7 14.63 15.73 NV 195034.09+122046.5
19506+1221 BPM1691 2010 4 294 110.9 14.63 15.73 NV 195034.09+122046.5
19506+1221 BPM1691 2015 5 294 110.6 14.63 15.73 NV 195034.09+122046.5

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