20028+1002 J   174

 
 
20h 02m 44.76s +10 01' 44.9" P.A. 176 sep 4.7 mag 10.64,13.80
 
 
Coord 2000
20028+1002
Discov num
J   174
Comp
Coord arcsec 2000
20 02 44.76 +10 01 44.9
Date first
1898
Date last
2015
Obs
9
Pa first
163
Pa last
176
P.A. Now (θ)
176°
Sep first
3.9
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
10.64
Mag sec
13.80
delta mag (ΔM)
3.16
Spectral class
Pri motion ra
+002
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
175.7
Precise sep
4.677
Constellation
Aquila
Tycho2
1076-02211-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20028+1002 J 174 1970 6 172 4.6 10.64 13.80 200244.76+100144.9
20028+1002 J 174 2000 7 171 4.5 10.64 13.80 200244.76+100144.9
20028+1002 J 174 2001 8 174 4.7 10.64 13.80 200244.76+100144.9
20028+1002 J 174 2015 9 176 4.7 10.64 13.80 200244.76+100144.9

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