20549+0051 SKF 1772
20h 54m 55.83s +00° 51' 29.7" P.A. 334.00 sep 2.5 mag 18.40,20.10 Sp DA+M
Coord 2000 |
20549+0051 |
|
Discov num |
SKF1772 |
|
Comp |
|
|
Coord arcsec 2000 |
20 54 55.83 +00 51 29.7 |
|
Date first |
2001 |
|
Date last |
2009 |
|
Obs |
2 |
|
Pa first |
331 |
|
Pa last |
333.5 |
|
P.A. Now (θ) |
333.5° |
|
Sep first |
2.4 |
|
Sep last |
2.47 |
|
Sep. Now (ρ) |
2.47" |
|
Mag pri |
18.40 |
|
Mag sec |
20.10 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
DA+M (white dwarf/red) |
|
Pri motion ra |
+056 |
|
Sec motion ra |
|
|
Pri motion dec |
-091 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquarius |
|
Gaia DR2 |
4227729759076046336 |
|