20438-2031 HJ 2990 (HD 197354)
20h 43m 45.32s -20° 30' 49.2" P.A. 308.00 sep 19.6 mag 9.84,12.30 Sp A0m+A9/F0
| Coord 2000 |
20438-2031 |
|
Discov num |
HJ 2990 |
|
Comp |
|
|
Coord arcsec 2000 |
20 43 45.32 -20 30 49.2 |
|
| Date first |
1830 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
318 |
|
Pa last |
307.7 |
|
P.A. Now (θ) |
307.7° |
|
| Sep first |
12.0 |
|
Sep last |
19.621 |
|
Sep. Now (ρ) |
19.621" |
|
| Mag pri |
9.84 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
2.46 |
|
Spectral class |
A0m+A9/F0 (white/white) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
+007 |
|
| Notes |
|
|
rPM=0.776
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 197354 |
|
Constellation |
Capricornus |
|
SAO |
189619 |
|
Tycho2 |
6339-01667-1 |
|
| Gaia DR2 |
6857866369919074688 |
|
HD |
197354 |
|
