20253+1420 BPM2149

 
 
20h 25m 15.41s +14 20' 06.2" P.A. 339.00 sep 38.5 mag 12.89,15.90
 
 
Coord 2000
20253+1420
Discov num
BPM2149
Comp
Coord arcsec 2000
20 25 15.41 +14 20 06.2
Date first
1992
Date last
2015
Obs
9
Pa first
339
Pa last
339
P.A. Now (θ)
339°
Sep first
38.4
Sep last
38.5
Sep. Now (ρ)
38.5"
Mag pri
12.89
Mag sec
15.90
delta mag (ΔM)
3.01
Spectral class
Pri motion ra
-012
Sec motion ra
-009
Pri motion dec
-023
Sec motion dec
-011
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.477
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
339.2
Precise sep
38.527
Constellation
Delphinus
Tycho2
1086-01495-1
Gaia DR2
99266985088
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20253+1420 BPM2149 1999 2 339 38.4 13.06 15.81 NV 202515.41+142006.2
20253+1420 BPM2149 2001 3 339 38.4 13.06 15.81 NV 202515.41+142006.2
20253+1420 BPM2149 2010 4 339 38.4 12.89 15.90 NV 202515.41+142006.2
20253+1420 BPM2149 2015 5 339 38.6 12.89 15.90 NV 202515.41+142006.2

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