19218+7708 HDS 2740
19h 21m 45.04s +77° 07' 41.6" P.A. 21.00 sep 0.3 mag 9.78,13.01 Sp K0 dist. 56.75 pc (185.12 l.y.)
Coord 2000 |
19218+7708 |
|
Discov num |
HDS2740 |
|
Comp |
|
|
Coord arcsec 2000 |
19 21 45.04 +77 07 41.6 |
|
Date first |
1991 |
|
Date last |
2011 |
|
Obs |
8 |
|
Pa first |
349 |
|
Pa last |
21.1 |
|
P.A. Now (θ) |
21.1° |
|
Sep first |
0.5 |
|
Sep last |
0.274 |
|
Sep. Now (ρ) |
0.274" |
|
Mag pri |
9.78 |
|
Mag sec |
13.01 |
|
delta mag (ΔM) |
3.23 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
+137 |
|
Sec motion ra |
|
|
Pri motion dec |
+385 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
SAO |
9407 |
|
HIP |
95178 |
|
Tycho2 |
4588-01023-1 |
|
HD |
183678 |
|
BD |
BD+76 735 |
|
Distance |
56.75 |
|
Distance ly |
185.12 |
|