15221+6616 HEI 782
15h 22m 05.76s +66° 15' 32.9" P.A. 12.00 sep 3.5 mag 11.15,13.50 Sp M3.5 dist. 68.03 pc (221.91 l.y.)
| Coord 2000 |
15221+6616 |
|
Discov num |
HEI 782 |
|
Comp |
|
|
Coord arcsec 2000 |
15 22 05.76 +66 15 32.9 |
|
| Date first |
1990 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
13 |
|
Pa last |
11.6 |
|
P.A. Now (θ) |
11.6° |
|
| Sep first |
3.3 |
|
Sep last |
3.53 |
|
Sep. Now (ρ) |
3.53" |
|
| Mag pri |
11.15 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
2.35 |
|
Spectral class |
M3.5 (red) |
|
| Pri motion ra |
-104 |
|
Sec motion ra |
-104 |
|
| Pri motion dec |
+172 |
|
Sec motion dec |
+172 |
|
| Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ursa Minor |
|
HIP |
75202 |
|
Tycho2 |
4187-00676-1 |
|
Distance |
68.03 |
|
| Distance ly |
221.91 |
|
