18520+1705 COU 720 (HD 229800)
18h 51m 57.61s +17° 05' 06.6" P.A. 194.00 sep 4.5 mag 9.10,12.40 Sp G5
Coord 2000 |
18520+1705 |
|
Discov num |
COU 720 |
|
Comp |
|
|
Coord arcsec 2000 |
18 51 57.61 +17 05 06.6 |
|
Date first |
1971 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
194 |
|
Pa last |
193.9 |
|
P.A. Now (θ) |
193.9° |
|
Sep first |
4.1 |
|
Sep last |
4.514 |
|
Sep. Now (ρ) |
4.514" |
|
Mag pri |
9.10 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
3.3 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
+033 |
|
Sec motion ra |
|
|
Pri motion dec |
-034 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 229800 |
|
Constellation |
Hercules |
|
SAO |
104195 |
|
Tycho2 |
1588-01887-1 |
|
Gaia DR2 |
4511157502822049792 |
|
HD |
229800 |
|