18293-4157 B 2449 (HD 170021)
18h 29m 15.63s -41° 57' 23.5" P.A. 269.00 sep 10.2 mag 8.39,12.00 Sp K1III dist. 304.88 pc (994.52 l.y.)
| Coord 2000 |
18293-4157 |
|
Discov num |
B 2449 |
|
Comp |
|
|
Coord arcsec 2000 |
18 29 15.63 -41 57 23.5 |
|
| Date first |
1930 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
270 |
|
Pa last |
268.9 |
|
P.A. Now (θ) |
268.9° |
|
| Sep first |
8.0 |
|
Sep last |
10.207 |
|
Sep. Now (ρ) |
10.207" |
|
| Mag pri |
8.39 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
3.61 |
|
Spectral class |
K1III (yellow-orange) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-010 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=1.382
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 170021 |
|
Constellation |
Corona Austrina |
|
SAO |
229059 |
|
HIP |
90603 |
|
| Tycho2 |
7909-00683-1 |
|
Gaia DR2 |
6722966223168041728 |
|
HD |
170021 |
|
GC |
25205 |
|
| CD |
CD-4213307 |
|
CP |
CP-42 8407 |
|
Distance |
304.88 |
|
Distance ly |
994.52 |
|
