21023+2554 SLE 511
21h 02m 19.08s +25° 54' 15.4" P.A. 8.00 sep 8.5 mag 10.80,11.40
| Coord 2000 |
21023+2554 |
|
Discov num |
SLE 511 |
|
Comp |
|
|
Coord arcsec 2000 |
21 02 19.08 +25 54 15.4 |
|
| Date first |
1904 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
25 |
|
Pa last |
8.4 |
|
P.A. Now (θ) |
8.4° |
|
| Sep first |
11.3 |
|
Sep last |
8.457 |
|
Sep. Now (ρ) |
8.457" |
|
| Mag pri |
10.80 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
| Pri motion ra |
+018 |
|
Sec motion ra |
-012 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
-019 |
|
| Notes |
|
|
rPM=1.655
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1844446492360175872 |
|
