20402+1503 UC 4251

 
 
20h 40m 10.88s +15 03' 25.0" P.A. 291 sep 52 mag 11.20,16.10
 
 
Coord 2000
20402+1503
Discov num
UC 4251
Comp
Coord arcsec 2000
20 40 10.88 +15 03 25.0
Date first
1997
Date last
2015
Obs
4
Pa first
291
Pa last
291
P.A. Now (θ)
291°
Sep first
52.1
Sep last
52.0
Sep. Now (ρ)
52"
Mag pri
11.20
Mag sec
16.10
delta mag (ΔM)
4.9
Spectral class
Pri motion ra
-015
Sec motion ra
-019
Pri motion dec
-079
Sec motion dec
-080
Notes
V (Proper motion indicates physical)
rPM=0.05 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
290.7
Precise sep
52.043
Constellation
Delphinus
Tycho2
1634-00118-1
Gaia DR2
1762455360515356288
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20402+1503 UC 4251 2000 2 291 52.2 11.20 16.10 V 204010.88+150325.0
20402+1503 UC 4251 2001 2 291 52.2 11.20 16.10 V 204010.88+150325.0
20402+1503 UC 4251 2010 3 291 52.2 11.20 16.10 V 204010.88+150325.0
20402+1503 UC 4251 2015 4 291 52.0 11.20 16.10 V 204010.88+150325.0

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