20441+4856 HEI 912
20h 44m 05.63s +48° 57' 07.5" P.A. 201.00 sep 1.7 mag 12.20,12.40
Coord 2000 |
20441+4856 |
|
Discov num |
HEI 912 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 05.63 +48 57 07.5 |
|
Date first |
1997 |
|
Date last |
2015 |
|
Obs |
2 |
|
Pa first |
209 |
|
Pa last |
200.7 |
|
P.A. Now (θ) |
200.7° |
|
Sep first |
1.8 |
|
Sep last |
1.704 |
|
Sep. Now (ρ) |
1.704" |
|
Mag pri |
12.20 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
Pri motion ra |
-000 |
|
Sec motion ra |
+000 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-005 |
|
Notes |
|
|
rPM=0.2 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2168014313232178560 |
|