21442+2942 MLB 493
21h 44m 10.69s +29° 41' 31.7" P.A. 330.00 sep 8.6 mag 10.38,12.40
Coord 2000 |
21442+2942 |
|
Discov num |
MLB 493 |
|
Comp |
|
|
Coord arcsec 2000 |
21 44 10.69 +29 41 31.7 |
|
Date first |
1926 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
352 |
|
Pa last |
329.5 |
|
P.A. Now (θ) |
329.5° |
|
Sep first |
7.9 |
|
Sep last |
8.556 |
|
Sep. Now (ρ) |
8.556" |
|
Mag pri |
10.38 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
2.02 |
|
Spectral class |
|
|
Pri motion ra |
-006 |
|
Sec motion ra |
-042 |
|
Pri motion dec |
+001 |
|
Sec motion dec |
+000 |
|
Notes |
|
|
rPM=0.857
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2201-01761-1 |
|
Gaia DR2 |
1801429203727263872 |
|