18409-7204 I 636 (HD 171310)
18h 40m 55.38s -72° 04' 20.1" P.A. 229.00 sep 1.1 mag 8.89,10.11 Sp A3V
| Coord 2000 |
18409-7204 |
|
Discov num |
I 636 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 55.38 -72 04 20.1 |
|
| Date first |
1909 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
240 |
|
Pa last |
229 |
|
P.A. Now (θ) |
229° |
|
| Sep first |
1.2 |
|
Sep last |
1.107 |
|
Sep. Now (ρ) |
1.107" |
|
| Mag pri |
8.89 |
|
Mag sec |
10.11 |
|
delta mag (ΔM) |
1.22 |
|
Spectral class |
A3V (white) |
|
| Pri motion ra |
+008 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-012 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 171310 |
|
Constellation |
Pavo |
|
Tycho2 |
9299-00907-1 |
|
Gaia DR2 |
6418592744275206272 |
|
| HD |
171310 |
|
