18007+1736 COU 810 (HD 347847)
18h 00m 43.53s +17° 35' 31.1" P.A. 99.00 sep 0.2 mag 9.83,9.84 Sp A0 dist. 581.4 pc (1896.53 l.y.)
Coord 2000 |
18007+1736 |
|
Discov num |
COU 810 |
|
Comp |
|
|
Coord arcsec 2000 |
18 00 43.53 +17 35 31.1 |
|
Date first |
1972 |
|
Date last |
2016 |
|
Obs |
14 |
|
Pa first |
129 |
|
Pa last |
99.4 |
|
P.A. Now (θ) |
99.4° |
|
Sep first |
0.1 |
|
Sep last |
0.157 |
|
Sep. Now (ρ) |
0.157" |
|
Mag pri |
9.83 |
|
Mag sec |
9.84 |
|
delta mag (ΔM) |
0.01 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
|
|
Pri motion dec |
+008 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 347847 |
|
Constellation |
Hercules |
|
SAO |
103296 |
|
HIP |
88200 |
|
Tycho2 |
1558-01596-1 |
|
Gaia DR2 |
4503096055346148864 |
|
HD |
347847 |
|
BD |
BD+17 3404 |
|
Distance |
581.4 |
|
Distance ly |
1896.53 |
|