20298+2556 J  1882

 
 
20h 29m 22.80s +25 54' 09.2" P.A. 115 sep 10.1 mag 9.50,11.00 Sp A5
 
 
Coord 2000
20298+2556
Discov num
J  1882
Comp
Coord arcsec 2000
20 29 22.80 +25 54 09.2
Date first
1893
Date last
2015
Obs
13
Pa first
100
Pa last
115
P.A. Now (θ)
115°
Sep first
8.6
Sep last
10.1
Sep. Now (ρ)
10.1"
Mag pri
9.50
Mag sec
11.00
delta mag (ΔM)
1.5
Spectral class
A5 (white)
Pri motion ra
+001
Sec motion ra
+016
Pri motion dec
-004
Sec motion dec
-023
Notes
rPM=0.864
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
114.8
Precise sep
10.05
Constellation
Vulpecula
SAO
88751
Tycho2
2160-00583-1
Gaia DR2
24028024192
HD
340375
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20298+2556 J 1882 1941 2 105 7.0 9.50 11.00 202907.50+255600.0
20298+2556 J 1882 2008 3 114 10.1 9.50 11.00 202907.50+255600.0
20298+2556 J 1882 2010 6 115 9.7 9.50 11.00 A5 202922.80+255409.2
20298+2556 J 1882 2015 10 115 10.1 9.50 11.00 A5 202922.80+255409.2

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