20042+1952 J   819

 
 
20h 04m 16.52s +19 51' 44.6" P.A. 134 sep 2.2 mag 9.70,10.50
 
 
Coord 2000
20042+1952
Discov num
J   819
Comp
Coord arcsec 2000
20 04 16.52 +19 51 44.6
Date first
1912
Date last
2015
Obs
6
Pa first
132
Pa last
134
P.A. Now (θ)
134°
Sep first
1.9
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
9.70
Mag sec
10.50
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+000
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
133.8
Precise sep
2.166
Constellation
Sagitta
Tycho2
1625-02043-1
Gaia DR2
99206775680
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20042+1952 J 819 2005 5 131 2.3 9.70 10.50 200416.52+195144.6
20042+1952 J 819 2015 6 134 2.2 9.70 10.50 200416.52+195144.6

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