18462+2542 SLE 509
18h 46m 09.53s +25° 42' 27.8" P.A. 18.00 sep 19.9 mag 11.51,12.50
Coord 2000 |
18462+2542 |
|
Discov num |
SLE 509 |
|
Comp |
|
|
Coord arcsec 2000 |
18 46 09.53 +25 42 27.8 |
|
Date first |
1897 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
19 |
|
Pa last |
17.8 |
|
P.A. Now (θ) |
17.8° |
|
Sep first |
22.4 |
|
Sep last |
19.905 |
|
Sep. Now (ρ) |
19.905" |
|
Mag pri |
11.51 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
0.99 |
|
Spectral class |
|
|
Pri motion ra |
+003 |
|
Sec motion ra |
-008 |
|
Pri motion dec |
+016 |
|
Sec motion dec |
-001 |
|
Notes |
|
|
rPM=1.244
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2112-00180-1 |
|
Gaia DR2 |
4537589212582215936 |
|