20306+2058 DAM 272

 
 
20h 30m 36.71s +20 57' 32.7" P.A. 333.00 sep 7.2 mag 11.50,14.00
 
 
Coord 2000
20306+2058
Discov num
DAM 272
Comp
Coord arcsec 2000
20 30 36.71 +20 57 32.7
Date first
2000
Date last
2015
Obs
7
Pa first
328
Pa last
333
P.A. Now (θ)
333°
Sep first
7.0
Sep last
7.2
Sep. Now (ρ)
7.2"
Mag pri
11.50
Mag sec
14.00
delta mag (ΔM)
2.5
Spectral class
Pri motion ra
-004
Sec motion ra
-077
Pri motion dec
-018
Sec motion dec
+103
Notes
rPM=1.099
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
332.8
Precise sep
7.151
Constellation
Vulpecula
Gaia DR2
29678916096
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20306+2058 DAM 272 2000 2 328 7.0 11.50 14.00 N 203036.71+205732.7
20306+2058 DAM 272 2001 3 329 6.9 11.50 14.00 203036.71+205732.7
20306+2058 DAM 272 2010 3 332 6.3 11.50 14.00 203036.71+205732.7
20306+2058 DAM 272 2015 3 333 7.2 11.50 14.00 203036.71+205732.7

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