20027-0036 HJ 2921 (HD 189962)
20h 02m 44.88s -00° 36' 23.7" P.A. 341.00 sep 21.7 mag 8.52,12.02 Sp K0 dist. 591.72 pc (1930.19 l.y.)
| Coord 2000 |
20027-0036 |
|
Discov num |
HJ 2921 |
|
Comp |
|
|
Coord arcsec 2000 |
20 02 44.88 -00 36 23.7 |
|
| Date first |
1830 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
342 |
|
Pa last |
341.3 |
|
P.A. Now (θ) |
341.3° |
|
| Sep first |
15.0 |
|
Sep last |
21.703 |
|
Sep. Now (ρ) |
21.703" |
|
| Mag pri |
8.52 |
|
Mag sec |
12.02 |
|
delta mag (ΔM) |
3.5 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
-013 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
-014 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
rPM=0.755
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 189962 |
|
Constellation |
Aquila |
|
SAO |
144019 |
|
HIP |
98694 |
|
| Tycho2 |
5160-00473-1 |
|
HD |
189962 |
|
BD |
BD-01 3885 |
|
Distance |
591.72 |
|
| Distance ly |
1930.19 |
|