21138+1045 HJ 278
21h 13m 48.10s +10° 45' 01.2" P.A. 263.00 sep 22.9 mag 9.53,11.73 Sp K2
| Coord 2000 |
21138+1045 |
|
Discov num |
HJ 278 |
|
Comp |
|
|
Coord arcsec 2000 |
21 13 48.10 +10 45 01.2 |
|
| Date first |
1825 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
255 |
|
Pa last |
262.7 |
|
P.A. Now (θ) |
262.7° |
|
| Sep first |
20.0 |
|
Sep last |
22.908 |
|
Sep. Now (ρ) |
22.908" |
|
| Mag pri |
9.53 |
|
Mag sec |
11.73 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
K2 (yellow-orange) |
|
| Pri motion ra |
-007 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-013 |
|
Sec motion dec |
-011 |
|
| Notes |
|
|
rPM=0.151 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Equuleus |
|
Tycho2 |
1109-00522-1 |
|
Gaia DR2 |
1744757213334110592 |
|
