15500-0145 BAL 561
15h 49m 54.50s -01° 44' 43.8" P.A. 354.00 sep 6.8 mag 10.23,11.80
Coord 2000 |
15500-0145 |
|
Discov num |
BAL 561 |
|
Comp |
|
|
Coord arcsec 2000 |
15 49 54.50 -01 44 43.8 |
|
Date first |
1894 |
|
Date last |
2016 |
|
Obs |
18 |
|
Pa first |
355 |
|
Pa last |
354.2 |
|
P.A. Now (θ) |
354.2° |
|
Sep first |
6.9 |
|
Sep last |
6.81 |
|
Sep. Now (ρ) |
6.81" |
|
Mag pri |
10.23 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
1.57 |
|
Spectral class |
|
|
Pri motion ra |
-096 |
|
Sec motion ra |
-121 |
|
Pri motion dec |
+056 |
|
Sec motion dec |
+311 |
|
Notes |
|
|
rPM=0.768
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
Tycho2 |
5018-00303-1 |
|
Gaia DR2 |
4403339976697210368 |
|