20129+1441 CHE 204

 
 
20h 12m 54.90s +14 41' 12.6" P.A. 169 sep 30.8 mag 11.88,12.91
 
 
Coord 2000
20129+1441
Discov num
CHE 204
Comp
Coord arcsec 2000
20 12 54.90 +14 41 12.6
Date first
1910
Date last
2017
Obs
11
Pa first
171
Pa last
169
P.A. Now (θ)
169°
Sep first
31.0
Sep last
30.8
Sep. Now (ρ)
30.8"
Mag pri
11.88
Mag sec
12.91
delta mag (ΔM)
1.03
Spectral class
Pri motion ra
-008
Sec motion ra
+002
Pri motion dec
-011
Sec motion dec
-010
Notes
rPM=0.739
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
168.9
Precise sep
30.8
Constellation
Aquila
Gaia DR2
38213651712
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20129+1441 CHE 204 2007 3 169 31.2 11.70 12.78 D 201254.90+144112.6
20129+1441 CHE 204 2008 4 169 30.9 11.70 12.78 D 201254.90+144112.6
20129+1441 CHE 204 2010 7 169 30.8 11.88 12.91 201254.90+144112.6
20129+1441 CHE 204 2017 8 169 30.8 11.88 12.91 201254.90+144112.6

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