18394+1540 MIL 5
18h 39m 25.51s +15° 39' 32.9" P.A. 58.00 sep 3.2 mag 10.07,10.69 Sp G5IV dist. 72.78 pc (237.41 l.y.)
Coord 2000 |
18394+1540 |
|
Discov num |
MIL 5 |
|
Comp |
|
|
Coord arcsec 2000 |
18 39 25.51 +15 39 32.9 |
|
Date first |
1902 |
|
Date last |
2016 |
|
Obs |
19 |
|
Pa first |
62 |
|
Pa last |
58.4 |
|
P.A. Now (θ) |
58.4° |
|
Sep first |
3.5 |
|
Sep last |
3.168 |
|
Sep. Now (ρ) |
3.168" |
|
Mag pri |
10.07 |
|
Mag sec |
10.69 |
|
delta mag (ΔM) |
0.62 |
|
Spectral class |
G5IV (yellow) |
|
Pri motion ra |
+009 |
|
Sec motion ra |
+019 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.512
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
HIP |
91476 |
|
Tycho2 |
1570-01316-1 |
|
Gaia DR2 |
4509228611513985152 |
|
BD |
BD+15 3530 |
|
Distance |
72.78 |
|
Distance ly |
237.41 |
|