20128+1520 CHE 198

 
 
20h 12m 47.14s +15 19' 47.4" P.A. 228.00 sep 17.2 mag 8.90,10.35 Sp K0III dist. 423.73 pc (1382.21 l.y.)
 
 
Coord 2000
20128+1520
Discov num
CHE 198
Comp
Coord arcsec 2000
20 12 47.14 +15 19 47.4
Date first
1910
Date last
2015
Obs
12
Pa first
229
Pa last
228
P.A. Now (θ)
228°
Sep first
17.4
Sep last
17.2
Sep. Now (ρ)
17.2"
Mag pri
8.90
Mag sec
10.35
delta mag (ΔM)
1.45
Spectral class
K0III (yellow-orange)
Pri motion ra
+003
Sec motion ra
+005
Pri motion dec
-010
Sec motion dec
-015
Notes
rPM=0.341
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.9
Precise sep
17.226
Constellation
Aquila
SAO
105840
HIP
99602
Tycho2
1618-01594-1
Gaia DR2
31439215488
HD
192126
BD
BD+14 4223
Distance
423.73
Distance ly
1382.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20128+1520 CHE 198 2002 4 228 16.7 8.90 10.35 D 201247.14+151947.4
20128+1520 CHE 198 2008 5 226 16.9 8.90 10.35 D 201247.14+151947.4
20128+1520 CHE 198 2010 8 228 16.8 8.90 10.35 K0III 201247.14+151947.4
20128+1520 CHE 198 2015 8 228 17.2 8.90 10.35 K0III 201247.14+151947.4

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