18314-2259 ARA 2234 (HD 170621)
18h 31m 22.27s -22° 58' 46.6" P.A. 326.00 sep 13.2 mag 10.00,11.43 Sp A1/2III:
| Coord 2000 |
18314-2259 |
|
Discov num |
ARA2234 |
|
Comp |
|
|
Coord arcsec 2000 |
18 31 22.27 -22 58 46.6 |
|
| Date first |
1910 |
|
Date last |
2020 |
|
Obs |
10 |
|
| Pa first |
321 |
|
Pa last |
325.8 |
|
P.A. Now (θ) |
325.8° |
|
| Sep first |
11.7 |
|
Sep last |
13.203 |
|
Sep. Now (ρ) |
13.203" |
|
| Mag pri |
10.00 |
|
Mag sec |
11.43 |
|
delta mag (ΔM) |
1.43 |
|
Spectral class |
A1/2III: (white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-028 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
rPM=0.896
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 170621 |
|
Constellation |
Sagittarius |
|
SAO |
186913 |
|
Tycho2 |
6857-02468-1 |
|
| Gaia DR2 |
4077847666944985472 |
|
HD |
170621 |
|
