20057+1317 TDT1969

 
 
20h 05m 41.22s +13 16' 32.8" P.A. 139 sep 1.5 mag 11.97,12.47
 
 
Coord 2000
20057+1317
Discov num
TDT1969
Comp
Coord arcsec 2000
20 05 41.22 +13 16 32.8
Date first
1991
Date last
2015
Obs
2
Pa first
140
Pa last
139
P.A. Now (θ)
139°
Sep first
1.7
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
11.97
Mag sec
12.47
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
-011
Sec motion dec
-011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139
Precise sep
1.472
Constellation
Aquila
Tycho2
1084-01615-1
Gaia DR2
20403162624
HD
356673
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20057+1317 TDT1969 1991 1 140 1.7 11.97 12.47 200541.22+131632.8
20057+1317 TDT1969 2015 2 139 1.5 11.97 12.47 200541.22+131632.8

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