20206+1254 BPM2121

 
 
20h 20m 36.70s +12 54' 27.4" P.A. 253.00 sep 95.1 mag 14.36,15.49
 
 
Coord 2000
20206+1254
Discov num
BPM2121
Comp
Coord arcsec 2000
20 20 36.70 +12 54 27.4
Date first
1995
Date last
2015
Obs
9
Pa first
253
Pa last
253
P.A. Now (θ)
253°
Sep first
94.6
Sep last
95.1
Sep. Now (ρ)
95.1"
Mag pri
14.36
Mag sec
15.49
delta mag (ΔM)
1.13
Spectral class
Pri motion ra
-026
Sec motion ra
-028
Pri motion dec
-031
Sec motion dec
-024
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.18 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.5
Precise sep
95.121
Constellation
Delphinus
Gaia DR2
29438568960
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20206+1254 BPM2121 1998 2 253 94.7 14.36 15.49 NV 202036.70+125427.4
20206+1254 BPM2121 2001 3 253 94.7 14.36 15.49 NV 202036.70+125427.4
20206+1254 BPM2121 2010 4 253 95.1 14.36 15.49 NV 202036.70+125427.4
20206+1254 BPM2121 2015 5 253 95.1 14.36 15.49 NV 202036.70+125427.4

If you need more information about this double, apply for a data request form to the WDS.