18558+1839 TDT 1132
18h 55m 47.39s +18° 39' 13.9" P.A. 218.00 sep 1.0 mag 10.87,11.71
Coord 2000 |
18558+1839 |
|
Discov num |
TDT1132 |
|
Comp |
|
|
Coord arcsec 2000 |
18 55 47.39 +18 39 13.9 |
|
Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
Pa first |
218 |
|
Pa last |
217.6 |
|
P.A. Now (θ) |
217.6° |
|
Sep first |
1.0 |
|
Sep last |
0.96 |
|
Sep. Now (ρ) |
0.96" |
|
Mag pri |
10.87 |
|
Mag sec |
11.71 |
|
delta mag (ΔM) |
0.84 |
|
Spectral class |
|
|
Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
1588-00393-1 |
|
Gaia DR2 |
4517563807318072960 |
|