21187-6121 NSN 446 (HD 202457)
21h 18m 44.38s -61° 21' 09.8" P.A. 334.00 sep 4.0 mag 7.65,11.91 dist. 31.73 pc (103.5 l.y.)
| Coord 2000 |
21187-6121 |
|
Discov num |
NSN 446 |
|
Comp |
|
|
Coord arcsec 2000 |
21 18 44.38 -61 21 09.8 |
|
| Date first |
2015 |
|
Date last |
2016 |
|
Obs |
3 |
|
| Pa first |
333 |
|
Pa last |
333.5 |
|
P.A. Now (θ) |
333.5° |
|
| Sep first |
4.0 |
|
Sep last |
3.96 |
|
Sep. Now (ρ) |
3.96" |
|
| Mag pri |
7.65 |
|
Mag sec |
11.91 |
|
delta mag (ΔM) |
4.26 |
|
Spectral class |
|
|
| Pri motion ra |
+453 |
|
Sec motion ra |
+474 |
|
| Pri motion dec |
-438 |
|
Sec motion dec |
-423 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.041 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 202457 |
|
Spectr |
G5V |
|
Constellation |
Pavo |
|
SAO |
254970 |
|
| HIP |
105214 |
|
Tycho2 |
9102-01092-1 |
|
HD |
202457 |
|
GC |
29770 |
|
| GL |
Gl 825.1 |
|
CD |
CD-61 6571 |
|
CP |
CP-61 6537 |
|
Distance |
31.73 |
|
| Distance ly |
103.5 |
|
