18407+2509 SLE 499
18h 40m 42.88s +25° 08' 31.4" P.A. 347.00 sep 31.0 mag 12.43,13.30
Coord 2000 |
18407+2509 |
|
Discov num |
SLE 499 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 42.88 +25 08 31.4 |
|
Date first |
1897 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
347 |
|
Pa last |
347 |
|
P.A. Now (θ) |
347° |
|
Sep first |
30.6 |
|
Sep last |
31.002 |
|
Sep. Now (ρ) |
31.002" |
|
Mag pri |
12.43 |
|
Mag sec |
13.30 |
|
delta mag (ΔM) |
0.87 |
|
Spectral class |
|
|
Pri motion ra |
-002 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
+003 |
|
Notes |
|
|
rPM=1.557
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2111-01212-1 |
|
Gaia DR2 |
4536151841644768768 |
|