16318+2947 SKF 2728
16h 31m 46.81s +29° 46' 42.8" P.A. 67.00 sep 1.6 mag 18.90,22.00 Sp DBA+M
Coord 2000 |
16318+2947 |
|
Discov num |
SKF2728 |
|
Comp |
|
|
Coord arcsec 2000 |
16 31 46.81 +29 46 42.8 |
|
Date first |
2003 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
67 |
|
Pa last |
67.1 |
|
P.A. Now (θ) |
67.1° |
|
Sep first |
1.6 |
|
Sep last |
1.618 |
|
Sep. Now (ρ) |
1.618" |
|
Mag pri |
18.90 |
|
Mag sec |
22.00 |
|
delta mag (ΔM) |
3.1 |
|
Spectral class |
DBA+M (white dwarf/red) |
|
Pri motion ra |
-017 |
|
Sec motion ra |
|
|
Pri motion dec |
+055 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
1312027537295195008 |
|