20374-3312 SKF2088

 
 
20h 37m 21.13s -33 12' 17.2" P.A. 135.00 sep 13.2 mag 9.70,17.00 Sp K0IV+WD:
 
 
Coord 2000
20374-3312
Discov num
SKF2088
Comp
Coord arcsec 2000
20 37 21.13 -33 12 17.2
Date first
1964
Date last
2015
Obs
7
Pa first
136
Pa last
135
P.A. Now (θ)
135°
Sep first
13.4
Sep last
13.2
Sep. Now (ρ)
13.2"
Mag pri
9.70
Mag sec
17.00
delta mag (ΔM)
7.3
Spectral class
K0IV+WD: (yellow-orange/Wolf-Rayet)
Pri motion ra
+132
Sec motion ra
+128
Pri motion dec
-107
Sec motion dec
-123
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.093 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
135
Precise sep
13.234
Constellation
Microscopium
SAO
212289
Tycho2
7460-01090-1
Gaia DR2
19931490176
HD
196276
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20374-3312 SKF2088 2007 5 135 12.8 9.70 17.00 K0IV+WD: V 203721.13-331217.2
20374-3312 SKF2088 2015 6 135 13.2 9.70 17.00 K0IV+WD: V 203721.13-331217.2

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