12138+4643 A 1849
12h 13m 47.41s +46° 42' 38.7" P.A. 6.00 sep 0.1 mag 9.80,9.90 Sp F5 dist. 252.53 pc (823.75 l.y.)
Coord 2000 |
12138+4643 |
|
Discov num |
A 1849 |
|
Comp |
|
|
Coord arcsec 2000 |
12 13 47.41 +46 42 38.7 |
|
Date first |
1908 |
|
Date last |
1990 |
|
Obs |
13 |
|
Pa first |
77 |
|
Pa last |
6.1 |
|
P.A. Now (θ) |
6.1° |
|
Sep first |
0.3 |
|
Sep last |
0.12 |
|
Sep. Now (ρ) |
0.12" |
|
Mag pri |
9.80 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
+015 |
|
Sec motion ra |
|
|
Pri motion dec |
-023 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Canes Venatici |
|
HIP |
59633 |
|
Tycho2 |
3455-01076-1 |
|
Gaia DR2 |
1545115416745187840 |
|
BD |
BD+47 1937 |
|
Distance |
252.53 |
|
Distance ly |
823.75 |
|