20405-0023 SKF 1768
20h 40m 31.40s -00° 22' 51.8" P.A. 18.00 sep 1.5 mag 19.80,21.30 Sp DA+M?
| Coord 2000 |
20405-0023 |
|
Discov num |
SKF1768 |
|
Comp |
|
|
Coord arcsec 2000 |
20 40 31.40 -00 22 51.8 |
|
| Date first |
2001 |
|
Date last |
2015 |
|
Obs |
2 |
|
| Pa first |
41 |
|
Pa last |
17.5 |
|
P.A. Now (θ) |
17.5° |
|
| Sep first |
1.8 |
|
Sep last |
1.527 |
|
Sep. Now (ρ) |
1.527" |
|
| Mag pri |
19.80 |
|
Mag sec |
21.30 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
DA+M? (white dwarf/red) |
|
| Pri motion ra |
+043 |
|
Sec motion ra |
|
|
| Pri motion dec |
-003 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
