20201-0517 TDT2180

 
 
20h 20m 03.39s -05 16' 46.5" P.A. 190 sep 1.9 mag 11.25,12.10
 
 
Coord 2000
20201-0517
Discov num
TDT2180
Comp
Coord arcsec 2000
20 20 03.39 -05 16 46.5
Date first
1991
Date last
2015
Obs
3
Pa first
191
Pa last
190
P.A. Now (θ)
190°
Sep first
1.9
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
11.25
Mag sec
12.10
delta mag (ΔM)
0.85
Spectral class
Pri motion ra
+019
Sec motion ra
+019
Pri motion dec
+012
Sec motion dec
+012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
189.7
Precise sep
1.858
Constellation
Aquila
Tycho2
5170-02220-1
Gaia DR2
47934968576
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20201-0517 TDT2180 1991 1 191 1.9 11.25 12.10 202003.39-051646.5
20201-0517 TDT2180 2015 2 190 1.9 11.25 12.10 202003.39-051646.5

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