20123-3826 SKF2085

 
 
20h 12m 19.55s -38 26' 09.7" P.A. 2.00 sep 18.8 mag 9.80,16.00 Sp G3V
 
 
Coord 2000
20123-3826
Discov num
SKF2085
Comp
Coord arcsec 2000
20 12 19.55 -38 26 09.7
Date first
1964
Date last
2015
Obs
9
Pa first
3
Pa last
2
P.A. Now (θ)
Sep first
18.0
Sep last
18.8
Sep. Now (ρ)
18.8"
Mag pri
9.80
Mag sec
16.00
delta mag (ΔM)
6.2
Spectral class
G3V (yellow)
Pri motion ra
-068
Sec motion ra
-064
Pri motion dec
-087
Sec motion dec
-083
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.051 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
1.7
Precise sep
18.796
Constellation
Sagittarius
SAO
211897
Tycho2
7948-00625-1
Gaia DR2
09950070272
HD
191626
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20123-3826 SKF2085 2010 6 2 18.9 9.80 16.00 G3V V 201219.55-382609.7
20123-3826 SKF2085 2015 8 2 18.8 9.80 16.00 G3V V 201219.55-382609.7

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