20089+2520 AG  247

 
 
20h 08m 54.73s +25 20' 12.4" P.A. 30 sep 39.6 mag 10.00,12.90 Sp G5
 
 
Coord 2000
20089+2520
Discov num
AG  247
Comp
Coord arcsec 2000
20 08 54.73 +25 20 12.4
Date first
1905
Date last
2015
Obs
11
Pa first
28
Pa last
30
P.A. Now (θ)
30°
Sep first
36.0
Sep last
39.6
Sep. Now (ρ)
39.6"
Mag pri
10.00
Mag sec
12.90
delta mag (ΔM)
2.9
Spectral class
G5 (yellow)
Pri motion ra
-030
Sec motion ra
+016
Pri motion dec
-023
Sec motion dec
+011
Notes
N (See Notes)
rPM=1.513
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
30
Precise sep
39.572
Constellation
Vulpecula
SAO
88248
Tycho2
2158-01194-1
Gaia DR2
06158084352
HD
339604
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20089+2520 AG 247 1997 2 30 39.1 9.02 12.00 G5 N D 200854.73+252012.4
20089+2520 AG 247 2002 4 30 39.2 9.02 12.00 G5 N D 200854.73+252012.4
20089+2520 AG 247 2013 5 30 39.0 9.02 12.00 G5 N 200854.73+252012.4
20089+2520 AG 247 2015 7 30 39.6 10.00 12.90 G5 N 200854.73+252012.4

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