18299-1216 HU 68 (HD 170428)
18h 29m 53.22s -12° 15' 49.0" P.A. 118.00 sep 3.1 mag 9.62,11.70 Sp A8/9V
Coord 2000 |
18299-1216 |
|
Discov num |
HU 68 |
|
Comp |
|
|
Coord arcsec 2000 |
18 29 53.22 -12 15 49.0 |
|
Date first |
1899 |
|
Date last |
2016 |
|
Obs |
11 |
|
Pa first |
121 |
|
Pa last |
117.6 |
|
P.A. Now (θ) |
117.6° |
|
Sep first |
3.1 |
|
Sep last |
3.133 |
|
Sep. Now (ρ) |
3.133" |
|
Mag pri |
9.62 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
2.08 |
|
Spectral class |
A8/9V (white) |
|
Pri motion ra |
-015 |
|
Sec motion ra |
|
|
Pri motion dec |
+016 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 170428 |
|
Constellation |
Scutum |
|
SAO |
161534 |
|
Tycho2 |
5698-04694-1 |
|
Gaia DR2 |
4153046703094716288 |
|
HD |
170428 |
|
ADS |
11391 |
|