20025+5831 HJL 270

 
 
20h 02m 32.41s +58 30' 40.7" P.A. 183 sep 18.2 mag 10.07,10.84 Sp F5
 
 
Coord 2000
20025+5831
Discov num
HJL 270
Comp
Coord arcsec 2000
20 02 32.41 +58 30 40.7
Date first
1903
Date last
2015
Obs
15
Pa first
183
Pa last
183
P.A. Now (θ)
183°
Sep first
18.0
Sep last
18.2
Sep. Now (ρ)
18.2"
Mag pri
10.07
Mag sec
10.84
delta mag (ΔM)
0.77
Spectral class
F5 (yellow-white)
Pri motion ra
+057
Sec motion ra
+055
Pri motion dec
+018
Sec motion dec
+017
Notes
V (Proper motion indicates physical)
rPM=0.037 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
182.9
Precise sep
18.165
Constellation
Cygnus
SAO
32233
Tycho2
3948-00969-1
Gaia DR2
48601823104
HD
239298
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20025+5831 HJL 270 1999 7 183 18.1 10.07 10.84 F5 VD 200232.41+583040.7
20025+5831 HJL 270 2010 8 183 18.2 10.07 10.84 F5 VD 200232.41+583040.7
20025+5831 HJL 270 2015 11 182 18.1 10.07 10.84 F5 V 200232.41+583040.7

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