18408-1603 OL 8
18h 40m 31.92s -16° 03' 51.4" P.A. 71.00 sep 3.4 mag 9.70,10.40
| Coord 2000 |
18408-1603 |
|
Discov num |
OL 8 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 31.92 -16 03 51.4 |
|
| Date first |
1907 |
|
Date last |
2000 |
|
Obs |
6 |
|
| Pa first |
71 |
|
Pa last |
70.6 |
|
P.A. Now (θ) |
70.6° |
|
| Sep first |
2.1 |
|
Sep last |
3.368 |
|
Sep. Now (ρ) |
3.368" |
|
| Mag pri |
9.70 |
|
Mag sec |
10.40 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
| Pri motion ra |
-028 |
|
Sec motion ra |
|
|
| Pri motion dec |
-018 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Tycho2 |
6280-00789-1 |
|
Gaia DR2 |
4099940497672699008 |
|
