20256+3245 GRV 340
20h 25m 39.28s +32° 45' 01.9" P.A. 189.00 sep 31.7 mag 12.30,13.40
| Coord 2000 |
20256+3245 |
|
Discov num |
GRV 340 |
|
Comp |
|
|
Coord arcsec 2000 |
20 25 39.28 +32 45 01.9 |
|
| Date first |
1999 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
189 |
|
Pa last |
189.1 |
|
P.A. Now (θ) |
189.1° |
|
| Sep first |
31.8 |
|
Sep last |
31.725 |
|
Sep. Now (ρ) |
31.725" |
|
| Mag pri |
12.30 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
-016 |
|
| Pri motion dec |
-015 |
|
Sec motion dec |
-015 |
|
| Notes |
|
|
rPM=0.228 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2689-01542-1 |
|
Gaia DR2 |
2054390919054006016 |
|
