21398+4211 TDT 3094
21h 39m 47.24s +42° 11' 16.3" P.A. 229.00 sep 2.9 mag 11.56,11.67
Coord 2000 |
21398+4211 |
|
Discov num |
TDT3094 |
|
Comp |
|
|
Coord arcsec 2000 |
21 39 47.24 +42 11 16.3 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
6 |
|
Pa first |
227 |
|
Pa last |
228.8 |
|
P.A. Now (θ) |
228.8° |
|
Sep first |
2.9 |
|
Sep last |
2.903 |
|
Sep. Now (ρ) |
2.903" |
|
Mag pri |
11.56 |
|
Mag sec |
11.67 |
|
delta mag (ΔM) |
0.11 |
|
Spectral class |
|
|
Pri motion ra |
+010 |
|
Sec motion ra |
-024 |
|
Pri motion dec |
+014 |
|
Sec motion dec |
+006 |
|
Notes |
|
|
rPM=1.412
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3191-01597-1 |
|
Gaia DR2 |
1966820766439176320 |
|