20400+8048 LDS 1937
20h 39m 58.92s +80° 48' 29.6" P.A. 312.00 sep 6.7 mag 16.80,21.00
Coord 2000 |
20400+8048 |
|
Discov num |
LDS1937 |
|
Comp |
|
|
Coord arcsec 2000 |
20 39 58.92 +80 48 29.6 |
|
Date first |
1963 |
|
Date last |
2000 |
|
Obs |
2 |
|
Pa first |
333 |
|
Pa last |
312.2 |
|
P.A. Now (θ) |
312.2° |
|
Sep first |
8.5 |
|
Sep last |
6.71 |
|
Sep. Now (ρ) |
6.71" |
|
Mag pri |
16.80 |
|
Mag sec |
21.00 |
|
delta mag (ΔM) |
4.2 |
|
Spectral class |
|
|
Pri motion ra |
+445 |
|
Sec motion ra |
|
|
Pri motion dec |
+107 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Gaia DR2 |
2298124751121814144 |
|