18028+3815 ALI 867
18h 02m 50.48s +38° 15' 07.9" P.A. 246.00 sep 11.4 mag 10.90,12.80 Sp K2 dist. 223.71 pc (729.74 l.y.)
| Coord 2000 |
18028+3815 |
|
Discov num |
ALI 867 |
|
Comp |
|
|
Coord arcsec 2000 |
18 02 50.48 +38 15 07.9 |
|
| Date first |
1930 |
|
Date last |
2020 |
|
Obs |
11 |
|
| Pa first |
251 |
|
Pa last |
245.8 |
|
P.A. Now (θ) |
245.8° |
|
| Sep first |
12.4 |
|
Sep last |
11.39 |
|
Sep. Now (ρ) |
11.39" |
|
| Mag pri |
10.90 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
1.9 |
|
Spectral class |
K2 (yellow-orange) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-011 |
|
| Notes |
|
|
rPM=0.581
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
HIP |
88378 |
|
Tycho2 |
3102-01105-1 |
|
Gaia DR2 |
4610287100337005824 |
|
| BD |
BD+38 3066 |
|
Distance |
223.71 |
|
Distance ly |
729.74 |
|
