12309+5453 STI 2285
12h 30m 57.68s +54° 52' 24.0" P.A. 337.00 sep 9.5 mag 11.40,12.20
| Coord 2000 |
12309+5453 |
|
Discov num |
STI2285 |
|
Comp |
|
|
Coord arcsec 2000 |
12 30 57.68 +54 52 24.0 |
|
| Date first |
1914 |
|
Date last |
2015 |
|
Obs |
22 |
|
| Pa first |
338 |
|
Pa last |
337 |
|
P.A. Now (θ) |
337° |
|
| Sep first |
9.4 |
|
Sep last |
9.475 |
|
Sep. Now (ρ) |
9.475" |
|
| Mag pri |
11.40 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
|
|
| Pri motion ra |
-021 |
|
Sec motion ra |
-022 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=0.231 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ursa Major |
|
Gaia DR2 |
1571048532357938176 |
|
