17557-2805 I 109 (HD 316666)
17h 55m 43.42s -28° 04' 43.6" P.A. 240.00 sep 5.4 mag 10.10,11.60
Coord 2000 |
17557-2805 |
|
Discov num |
I 109 |
|
Comp |
|
|
Coord arcsec 2000 |
17 55 43.42 -28 04 43.6 |
|
Date first |
1896 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
225 |
|
Pa last |
239.6 |
|
P.A. Now (θ) |
239.6° |
|
Sep first |
2.7 |
|
Sep last |
5.386 |
|
Sep. Now (ρ) |
5.386" |
|
Mag pri |
10.10 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
Pri motion ra |
+029 |
|
Sec motion ra |
-085 |
|
Pri motion dec |
+005 |
|
Sec motion dec |
-079 |
|
Notes |
|
|
rPM=1.22
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 316666 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6849-00227-1 |
|
Gaia DR2 |
4063414858863667200 |
|
HD |
316666 |
|
ADS |
10884 |
|