18119+3417 SEI 561
18h 11m 51.26s +34° 17' 53.4" P.A. 155.00 sep 20.8 mag 11.81,12.50
Coord 2000 |
18119+3417 |
|
Discov num |
SEI 561 |
|
Comp |
|
|
Coord arcsec 2000 |
18 11 51.26 +34 17 53.4 |
|
Date first |
1894 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
154 |
|
Pa last |
154.5 |
|
P.A. Now (θ) |
154.5° |
|
Sep first |
20.1 |
|
Sep last |
20.814 |
|
Sep. Now (ρ) |
20.814" |
|
Mag pri |
11.81 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
0.69 |
|
Spectral class |
|
|
Pri motion ra |
-006 |
|
Sec motion ra |
-006 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
-014 |
|
Notes |
|
|
rPM=0.394
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2630-00374-1 |
|
Gaia DR2 |
4605167052645115264 |
|