21420+1617 J 287
21h 41m 56.43s +16° 16' 56.8" P.A. 349.00 sep 3.0 mag 10.40,11.10
| Coord 2000 |
21420+1617 |
|
Discov num |
J 287 |
|
Comp |
|
|
Coord arcsec 2000 |
21 41 56.43 +16 16 56.8 |
|
| Date first |
1903 |
|
Date last |
2016 |
|
Obs |
22 |
|
| Pa first |
353 |
|
Pa last |
348.6 |
|
P.A. Now (θ) |
348.6° |
|
| Sep first |
2.3 |
|
Sep last |
2.967 |
|
Sep. Now (ρ) |
2.967" |
|
| Mag pri |
10.40 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
| Pri motion ra |
+012 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-084 |
|
Sec motion dec |
+007 |
|
| Notes |
|
|
rPM=1.093
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pegasus |
|
Gaia DR2 |
1773338674500539904 |
|
