20348+1857 J   790

 
 
20h 34m 54.00s +18 56' 42.4" P.A. 87 sep 2.4 mag 11.60,12.10
 
 
Coord 2000
20348+1857
Discov num
J   790
Comp
Coord arcsec 2000
20 34 54.00 +18 56 42.4
Date first
1912
Date last
2015
Obs
10
Pa first
97
Pa last
87
P.A. Now (θ)
87°
Sep first
2.4
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
11.60
Mag sec
12.10
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-049
Sec motion ra
+028
Pri motion dec
-009
Sec motion dec
-005
Notes
rPM=1.548
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
87.3
Precise sep
2.417
Constellation
Delphinus
Tycho2
1641-01754-1
Gaia DR2
38004757888
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20348+1857 J 790 2001 8 88 2.3 9.50 10.00 203454.00+185642.4
20348+1857 J 790 2015 10 87 2.4 11.60 12.10 203454.00+185642.4

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