15304+4542 ROE 48
15h 30m 24.14s +45° 42' 03.9" P.A. 220.00 sep 8.6 mag 10.20,10.50
| Coord 2000 |
15304+4542 |
|
Discov num |
ROE 48 |
|
Comp |
|
|
Coord arcsec 2000 |
15 30 24.14 +45 42 03.9 |
|
| Date first |
1893 |
|
Date last |
2017 |
|
Obs |
13 |
|
| Pa first |
223 |
|
Pa last |
220.1 |
|
P.A. Now (θ) |
220.1° |
|
| Sep first |
8.5 |
|
Sep last |
8.58 |
|
Sep. Now (ρ) |
8.58" |
|
| Mag pri |
10.20 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
-049 |
|
Sec motion ra |
|
|
| Pri motion dec |
-030 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Bootes |
|
Gaia DR2 |
1394883954721881088 |
|
