17500-4238 I 1341 (HD 161878)
17h 50m 02.15s -42° 38' 07.9" P.A. 111.00 sep 0.4 mag 9.86,10.10 Sp F8/G1V dist. 137.55 pc (448.69 l.y.)
Coord 2000 |
17500-4238 |
|
Discov num |
I 1341 |
|
Comp |
|
|
Coord arcsec 2000 |
17 50 02.15 -42 38 07.9 |
|
Date first |
1926 |
|
Date last |
1991 |
|
Obs |
7 |
|
Pa first |
116 |
|
Pa last |
111.3 |
|
P.A. Now (θ) |
111.3° |
|
Sep first |
0.5 |
|
Sep last |
0.43 |
|
Sep. Now (ρ) |
0.43" |
|
Mag pri |
9.86 |
|
Mag sec |
10.10 |
|
delta mag (ΔM) |
0.24 |
|
Spectral class |
F8/G1V (yellow-white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-030 |
|
Sec motion dec |
-030 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 161878 |
|
Constellation |
Scorpius |
|
SAO |
228463 |
|
HIP |
87279 |
|
Tycho2 |
7894-02527-1 |
|
HD |
161878 |
|
CD |
CD-4212516 |
|
CP |
CP-42 7984 |
|
Distance |
137.55 |
|
Distance ly |
448.69 |
|