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
Constellation
Delphinus
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

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