20053+1654 BPM1987

 
 
20h 05m 16.19s +16 53' 49.3" P.A. 213.00 sep 54.4 mag 15.14,15.78
 
 
Coord 2000
20053+1654
Discov num
BPM1987
Comp
Coord arcsec 2000
20 05 16.19 +16 53 49.3
Date first
1992
Date last
2015
Obs
9
Pa first
213
Pa last
213
P.A. Now (θ)
213°
Sep first
54.4
Sep last
54.4
Sep. Now (ρ)
54.4"
Mag pri
15.14
Mag sec
15.78
delta mag (ΔM)
0.64
Spectral class
Pri motion ra
-014
Sec motion ra
-006
Pri motion dec
-016
Sec motion dec
-012
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.421
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
213.2
Precise sep
54.423
Constellation
Sagitta
Gaia DR2
26194381184
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20053+1654 BPM1987 2000 2 213 54.4 15.14 15.78 NV 200516.19+165349.3
20053+1654 BPM1987 2001 3 213 54.4 15.14 15.78 NV 200516.19+165349.3
20053+1654 BPM1987 2010 4 214 54.8 15.14 15.78 NV 200516.19+165349.3
20053+1654 BPM1987 2015 5 213 54.4 15.14 15.78 NV 200516.19+165349.3

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