18143-4309 SHY 740 (HD 166793)
18h 14m 19.50s -43° 09' 15.4" P.A. 345.00 sep 999.9 mag 7.81,8.08 Sp F2V+F2/3 dist. 99.11 pc (323.3 l.y.)
Coord 2000 |
18143-4309 |
|
Discov num |
SHY 740 |
|
Comp |
|
|
Coord arcsec 2000 |
18 14 19.50 -43 09 15.4 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
345 |
|
Pa last |
345 |
|
P.A. Now (θ) |
345° |
|
Sep first |
999.9 |
|
Sep last |
3231 |
|
Sep. Now (ρ) |
3231" |
|
Mag pri |
7.81 |
|
Mag sec |
8.08 |
|
delta mag (ΔM) |
0.27 |
|
Spectral class |
F2V+F2/3 (yellow-white/yellow-white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
-052 |
|
Sec motion dec |
-049 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.082 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 166793 |
|
Constellation |
Corona Austrina |
|
SAO |
228832 |
|
HIP |
89373 |
|
Tycho2 |
7912-00653-1 |
|
Gaia DR2 |
6721441784663730816 |
|
HD |
166793 |
|
GC |
24853 |
|
CD |
CD-4312374 |
|
CP |
CP-43 8507 |
|
Distance |
99.11 |
|
Distance ly |
323.3 |
|