20452-6902 SKF 378

 
 
20h 45m 14.92s -69 01' 52.8" P.A. 245.00 sep 42.0 mag 15.50,15.70 Sp M:
 
 
Coord 2000
20452-6902
Discov num
SKF 378
Comp
Coord arcsec 2000
20 45 14.92 -69 01 52.8
Date first
1976
Date last
2015
Obs
9
Pa first
245
Pa last
245
P.A. Now (θ)
245°
Sep first
41.9
Sep last
42.0
Sep. Now (ρ)
42"
Mag pri
15.50
Mag sec
15.70
delta mag (ΔM)
0.2
Spectral class
M: (red)
Pri motion ra
+180
Sec motion ra
+212
Pri motion dec
-108
Sec motion dec
-149
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.201 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
244.7
Precise sep
41.988
Constellation
Pavo
Gaia DR2
10237055104
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20452-6902 SKF 378 2000 3 245 41.9 15.50 15.70 V 204514.92-690152.8
20452-6902 SKF 378 2010 5 245 42.0 15.50 15.70 M: V 204514.92-690152.8
20452-6902 SKF 378 2015 8 245 42.0 15.50 15.70 M: V 204514.92-690152.8

If you need more information about this double, apply for a data request form to the WDS.