22127-2006 STN 57 (HD 210721)
22h 12m 44.45s -20° 06' 22.6" P.A. 96.00 sep 10.0 mag 9.36,10.90 Sp G1V
| Coord 2000 |
22127-2006 |
|
Discov num |
STN 57 |
|
Comp |
|
|
Coord arcsec 2000 |
22 12 44.45 -20 06 22.6 |
|
| Date first |
1878 |
|
Date last |
2016 |
|
Obs |
17 |
|
| Pa first |
95 |
|
Pa last |
96.3 |
|
P.A. Now (θ) |
96.3° |
|
| Sep first |
9.9 |
|
Sep last |
10.039 |
|
Sep. Now (ρ) |
10.039" |
|
| Mag pri |
9.36 |
|
Mag sec |
10.90 |
|
delta mag (ΔM) |
1.54 |
|
Spectral class |
G1V (yellow) |
|
| Pri motion ra |
+070 |
|
Sec motion ra |
+080 |
|
| Pri motion dec |
+069 |
|
Sec motion dec |
+058 |
|
| Notes |
|
|
rPM=0.15 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 210721 |
|
Constellation |
Aquarius |
|
SAO |
190962 |
|
Tycho2 |
6383-00403-1 |
|
| Gaia DR2 |
6821910170730242688 |
|
HD |
210721 |
|
ADS |
15728 |
|
