20325-2843 SKF2087AB

 
 
20h 32m 30.77s -28 42' 56.1" P.A. 9.00 sep 61.0 mag 9.70,11.70 Sp K0III+G:
 
 
Coord 2000
20325-2843
Discov num
SKF2087
Comp
AB
Coord arcsec 2000
20 32 30.77 -28 42 56.1
Date first
1913
Date last
2015
Obs
10
Pa first
10
Pa last
9
P.A. Now (θ)
Sep first
60.8
Sep last
61.0
Sep. Now (ρ)
61"
Mag pri
9.70
Mag sec
11.70
delta mag (ΔM)
2
Spectral class
K0III+G: (yellow-orange/yellow)
Pri motion ra
-014
Sec motion ra
-014
Pri motion dec
-033
Sec motion dec
-034
Notes
V (Proper motion indicates physical)
rPM=0.027 (< 0.3, Physical double)
This double is physical.
 
 
20325-2843 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 189408 20325-2843 SKF2087 AB 1913 2015 10 9 61.0 9.70 11.70 2.00 <===
Show 189408 20325-2843 DAM1043 AC 1999 2015 4 197 11.5 9.70 14.20 4.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9.3
Precise sep
61.027
Constellation
Microscopium
SAO
189408
Tycho2
6920-00300-1
Gaia DR2
49031736704
HD
195471
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20325-2843 SKF2087 AB 2010 8 9 61.1 9.70 11.70 K0III+G: V 203230.77-284256.1
20325-2843 SKF2087 AB 2015 9 9 61.0 9.70 11.70 K0III+G: V 203230.77-284256.1

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