20499+1255 HJ 1577
20h 49m 54.46s +12° 55' 08.1" P.A. 245.00 sep 9.4 mag 8.91,9.40 Sp G0
| Coord 2000 |
20499+1255 |
|
Discov num |
HJ 1577 |
|
Comp |
|
|
Coord arcsec 2000 |
20 49 54.46 +12 55 08.1 |
|
| Date first |
1828 |
|
Date last |
2016 |
|
Obs |
22 |
|
| Pa first |
256 |
|
Pa last |
245.3 |
|
P.A. Now (θ) |
245.3° |
|
| Sep first |
12.0 |
|
Sep last |
9.382 |
|
Sep. Now (ρ) |
9.382" |
|
| Mag pri |
8.91 |
|
Mag sec |
9.40 |
|
delta mag (ΔM) |
0.49 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+026 |
|
Sec motion ra |
+032 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
rPM=0.189 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
1098-00517-1 |
|
Gaia DR2 |
1761024243055484672 |
|
ADS |
14340 |
|
