20492-5447 NSN 451
20h 49m 10.19s -54° 46' 39.9" P.A. 17.00 sep 23.4 mag 9.75,15.95 dist. 40.14 pc (130.94 l.y.)
Coord 2000 |
20492-5447 |
|
Discov num |
NSN 451 |
|
Comp |
|
|
Coord arcsec 2000 |
20 49 10.19 -54 46 39.9 |
|
Date first |
1995 |
|
Date last |
2016 |
|
Obs |
3 |
|
Pa first |
16 |
|
Pa last |
17.4 |
|
P.A. Now (θ) |
17.4° |
|
Sep first |
23.1 |
|
Sep last |
23.426 |
|
Sep. Now (ρ) |
23.426" |
|
Mag pri |
9.75 |
|
Mag sec |
15.95 |
|
delta mag (ΔM) |
6.2 |
|
Spectral class |
|
|
Pri motion ra |
+183 |
|
Sec motion ra |
+184 |
|
Pri motion dec |
-278 |
|
Sec motion dec |
-278 |
|
Notes |
T
(Parallax indicates physical) |
|
rPM=0.003 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Spectr |
K3V |
|
Constellation |
Indus |
|
SAO |
246742 |
|
HIP |
102753 |
|
Tycho2 |
8795-00344-1 |
|
HD |
197921 |
|
CD |
CD-55 8627 |
|
CP |
CP-55 9465 |
|
Distance |
40.14 |
|
Distance ly |
130.94 |
|