21404+3426 TDT 3100
21h 40m 23.90s +34° 25' 41.7" P.A. 145.00 sep 2.4 mag 12.22,12.80
| Coord 2000 |
21404+3426 |
|
Discov num |
TDT3100 |
|
Comp |
|
|
Coord arcsec 2000 |
21 40 23.90 +34 25 41.7 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
145 |
|
Pa last |
145 |
|
P.A. Now (θ) |
145° |
|
| Sep first |
2.4 |
|
Sep last |
2.36 |
|
Sep. Now (ρ) |
2.36" |
|
| Mag pri |
12.22 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
0.58 |
|
Spectral class |
|
|
| Pri motion ra |
+010 |
|
Sec motion ra |
+010 |
|
| Pri motion dec |
+018 |
|
Sec motion dec |
+018 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2725-00115-1 |
|
Gaia DR2 |
1947628241219826048 |
|
