21494+3048 GRV 511
21h 49m 29.32s +30° 48' 24.0" P.A. 228.00 sep 40.4 mag 11.67,13.66
| Coord 2000 |
21494+3048 |
|
Discov num |
GRV 511 |
|
Comp |
|
|
Coord arcsec 2000 |
21 49 29.32 +30 48 24.0 |
|
| Date first |
1999 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
228 |
|
Pa last |
227.9 |
|
P.A. Now (θ) |
227.9° |
|
| Sep first |
40.2 |
|
Sep last |
40.355 |
|
Sep. Now (ρ) |
40.355" |
|
| Mag pri |
11.67 |
|
Mag sec |
13.66 |
|
delta mag (ΔM) |
1.99 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
-012 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=0.143 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2718-00819-1 |
|
Gaia DR2 |
1897662786419595776 |
|
