18431+2447 TDS 937
18h 43m 03.91s +24° 46' 40.6" P.A. 44.00 sep 1.7 mag 11.18,13.50
Coord 2000 |
18431+2447 |
|
Discov num |
TDS 937 |
|
Comp |
|
|
Coord arcsec 2000 |
18 43 03.91 +24 46 40.6 |
|
Date first |
1991 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
44 |
|
Pa last |
44.1 |
|
P.A. Now (θ) |
44.1° |
|
Sep first |
1.6 |
|
Sep last |
1.662 |
|
Sep. Now (ρ) |
1.662" |
|
Mag pri |
11.18 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
2.32 |
|
Spectral class |
|
|
Pri motion ra |
+002 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
+016 |
|
Sec motion dec |
+016 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2112-00739-1 |
|
Gaia DR2 |
4535895689796672000 |
|
HD |
336849 |
|