20187+0416 BAL2531

 
 
20h 18m 39.26s +04 15' 47.3" P.A. 56 sep 16.1 mag 11.16,11.82
 
 
Coord 2000
20187+0416
Discov num
BAL2531
Comp
Coord arcsec 2000
20 18 39.26 +04 15 47.3
Date first
1910
Date last
2015
Obs
11
Pa first
52
Pa last
56
P.A. Now (θ)
56°
Sep first
16.0
Sep last
16.1
Sep. Now (ρ)
16.1"
Mag pri
11.16
Mag sec
11.82
delta mag (ΔM)
0.66
Spectral class
Pri motion ra
+001
Sec motion ra
+008
Pri motion dec
+001
Sec motion dec
-010
Notes
rPM=1.018
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
55.5
Precise sep
16.05
Constellation
Aquila
Tycho2
0504-01011-1
Gaia DR2
69996274176
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20187+0416 BAL2531 2000 4 55 16.1 11.16 11.82 D 201839.26+041547.3
20187+0416 BAL2531 2015 6 56 16.1 11.16 11.82 201839.26+041547.3

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