20057+1548 BPM1990

 
 
20h 05m 39.51s +15 47' 31.0" P.A. 225.00 sep 117.6 mag 15.17,15.87
 
 
Coord 2000
20057+1548
Discov num
BPM1990
Comp
Coord arcsec 2000
20 05 39.51 +15 47 31.0
Date first
1996
Date last
2015
Obs
9
Pa first
225
Pa last
225
P.A. Now (θ)
225°
Sep first
117.5
Sep last
117.6
Sep. Now (ρ)
117.6"
Mag pri
15.17
Mag sec
15.87
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+059
Sec motion ra
+019
Pri motion dec
+097
Sec motion dec
+020
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.764
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
224.7
Precise sep
117.645
Constellation
Aquila
Gaia DR2
12893905152
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20057+1548 BPM1990 2000 2 225 117.5 15.17 15.87 NV 200539.51+154731.0
20057+1548 BPM1990 2001 3 225 117.5 15.17 15.87 NV 200539.51+154731.0
20057+1548 BPM1990 2010 4 225 118.5 15.17 15.87 NV 200539.51+154731.0
20057+1548 BPM1990 2015 5 225 117.7 15.17 15.87 NV 200539.51+154731.0

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