20150+1504 CHE 240

 
 
20h 15m 00.97s +15 04' 36.9" P.A. 179.00 sep 28.4 mag 9.90,10.60
 
 
Coord 2000
20150+1504
Discov num
CHE 240
Comp
Coord arcsec 2000
20 15 00.97 +15 04 36.9
Date first
1910
Date last
2015
Obs
13
Pa first
179
Pa last
179
P.A. Now (θ)
179°
Sep first
28.7
Sep last
28.4
Sep. Now (ρ)
28.4"
Mag pri
9.90
Mag sec
10.60
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+000
Sec motion ra
+015
Pri motion dec
-010
Sec motion dec
-022
Notes
rPM=0.721
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
178.7
Precise sep
28.359
Constellation
Delphinus
Gaia DR2
35985585280
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20150+1504 CHE 240 1998 3 179 28.3 9.90 10.60 D 201500.97+150436.9
20150+1504 CHE 240 2008 4 179 28.6 9.90 10.60 D 201500.97+150436.9
20150+1504 CHE 240 2013 7 179 28.2 9.90 10.60 201500.97+150436.9
20150+1504 CHE 240 2015 9 179 28.4 9.90 10.60 201500.97+150436.9

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