18542+2158 TDS 952 (HD 343312)
18h 54m 11.44s +21° 57' 31.8" P.A. 70.00 sep 1.1 mag 11.13,11.94
Coord 2000 |
18542+2158 |
|
Discov num |
TDS 952 |
|
Comp |
|
|
Coord arcsec 2000 |
18 54 11.44 +21 57 31.8 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
3 |
|
Pa first |
77 |
|
Pa last |
69.7 |
|
P.A. Now (θ) |
69.7° |
|
Sep first |
1.2 |
|
Sep last |
1.11 |
|
Sep. Now (ρ) |
1.11" |
|
Mag pri |
11.13 |
|
Mag sec |
11.94 |
|
delta mag (ΔM) |
0.81 |
|
Spectral class |
|
|
Pri motion ra |
+047 |
|
Sec motion ra |
+047 |
|
Pri motion dec |
+035 |
|
Sec motion dec |
+035 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 343312 |
|
Constellation |
Hercules |
|
Tycho2 |
1596-01903-1 |
|
Gaia DR2 |
4531379377062210816 |
|
HD |
343312 |
|