20446+1333 YSC 242 AB
20h 44m 38.83s +13° 33' 19.2" P.A. 157.00 sep 1.5 mag 7.50,12.60 Sp A0 dist. 173.01 pc (564.36 l.y.)
| Coord 2000 |
20446+1333 |
|
Discov num |
YSC 242 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 44 38.83 +13 33 19.2 |
|
| Date first |
2016 |
|
Date last |
2018 |
|
Obs |
2 |
|
| Pa first |
157 |
|
Pa last |
156.7 |
|
P.A. Now (θ) |
156.7° |
|
| Sep first |
1.5 |
|
Sep last |
1.536 |
|
Sep. Now (ρ) |
1.536" |
|
| Mag pri |
7.50 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
5.1 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+030 |
|
Sec motion ra |
|
|
| Pri motion dec |
-008 |
|
Sec motion dec |
|
|
| Notes |
W
R
(, Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
SAO |
106438 |
|
HIP |
102380 |
|
Tycho2 |
1101-01307-1 |
|
| HD |
197645 |
|
BD |
BD+13 4506 |
|
Distance |
173.01 |
|
Distance ly |
564.36 |
|
