20070-1848 HJ 2928

 
 
20h 06m 55.49s -18 47' 26.6" P.A. 311 sep 13.5 mag 10.29,11.40 Sp G8/K0III:
 
 
Coord 2000
20070-1848
Discov num
HJ 2928
Comp
Coord arcsec 2000
20 06 55.49 -18 47 26.6
Date first
1830
Date last
2015
Obs
12
Pa first
302
Pa last
311
P.A. Now (θ)
311°
Sep first
7.0
Sep last
13.5
Sep. Now (ρ)
13.5"
Mag pri
10.29
Mag sec
11.40
delta mag (ΔM)
1.11
Spectral class
G8/K0III: (yellow)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-014
Sec motion dec
+004
Notes
rPM=1.236
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
310.7
Precise sep
13.49
Constellation
Sagittarius
Tycho2
6322-00815-1
Gaia DR2
19204441984
HD
190725
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20070-1848 HJ 2928 1998 8 310 13.4 10.29 11.40 G8/K0III: D 200655.49-184726.6
20070-1848 HJ 2928 1999 9 310 13.4 10.29 11.40 G8/K0III: D 200655.49-184726.6
20070-1848 HJ 2928 2012 10 311 14.2 10.29 11.40 G8/K0III: 200655.49-184726.6
20070-1848 HJ 2928 2015 12 311 13.5 10.29 11.40 G8/K0III: 200655.49-184726.6

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