18386-0235 WAM 4
18h 38m 36.61s -02° 34' 18.9" P.A. 93.00 sep 1.4 mag 10.20,10.90 Sp F5
Coord 2000 |
18386-0235 |
|
Discov num |
WAM 4 |
|
Comp |
|
|
Coord arcsec 2000 |
18 38 36.61 -02 34 18.9 |
|
Date first |
1931 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
90 |
|
Pa last |
92.8 |
|
P.A. Now (θ) |
92.8° |
|
Sep first |
1.3 |
|
Sep last |
1.384 |
|
Sep. Now (ρ) |
1.384" |
|
Mag pri |
10.20 |
|
Mag sec |
10.90 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
|
|
Pri motion dec |
-005 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Serpens |
|
Tycho2 |
5117-01421-1 |
|
Gaia DR2 |
4259411048462812288 |
|