20310+1200 DAM 673

 
 
20h 31m 02.97s +11 59' 38.6" P.A. 250 sep 13.3 mag 19.10,20.70
 
 
Coord 2000
20310+1200
Discov num
DAM 673
Comp
Coord arcsec 2000
20 31 02.97 +11 59 38.6
Date first
2000
Date last
2010
Obs
3
Pa first
251
Pa last
250
P.A. Now (θ)
250°
Sep first
13.3
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
19.10
Mag sec
20.70
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
-151
Sec motion ra
-155
Pri motion dec
-086
Sec motion dec
-091
Notes
K (K-band or other infrared magnitudes)
rPM=0.036 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
250.4
Precise sep
13.31
Cdsa2 id
DAM 673
Constellation
Delphinus
Ra deg
20.517491666666665
De deg
11.994055555555555
last precise pa
250.4
last precise sep
13.31
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20310+1200 DAM 673 2000 2 251 13.3 19.10 20.70 K 203102.97+115938.6
20310+1200 DAM 673 2010 3 250 13.2 19.10 20.70 K 203102.97+115938.6

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