17488-4130 I 1339 (HD 161668)
17h 48m 47.44s -41° 30' 01.5" P.A. 100.00 sep 0.4 mag 10.40,10.70 Sp B9II
Coord 2000 |
17488-4130 |
|
Discov num |
I 1339 |
|
Comp |
|
|
Coord arcsec 2000 |
17 48 47.44 -41 30 01.5 |
|
Date first |
1926 |
|
Date last |
1986 |
|
Obs |
2 |
|
Pa first |
92 |
|
Pa last |
99.8 |
|
P.A. Now (θ) |
99.8° |
|
Sep first |
0.4 |
|
Sep last |
0.35 |
|
Sep. Now (ρ) |
0.35" |
|
Mag pri |
10.40 |
|
Mag sec |
10.70 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
B9II (blue-white) |
|
Pri motion ra |
-003 |
|
Sec motion ra |
|
|
Pri motion dec |
-004 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 161668 |
|
Constellation |
Scorpius |
|
SAO |
228439 |
|
Tycho2 |
7893-00463-1 |
|
Gaia DR2 |
5957706851778697984 |
|
HD |
161668 |
|
DM |
CP-41 8258 |
|