21521+8348 LOC 499
21h 52m 06.25s +83° 47' 37.3" P.A. 269.00 sep 10.8 mag 16.80,17.50
| Coord 2000 |
21521+8348 |
|
Discov num |
LOC 499 |
|
Comp |
|
|
Coord arcsec 2000 |
21 52 06.25 +83 47 37.3 |
|
| Date first |
1999 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
269 |
|
Pa last |
268.6 |
|
P.A. Now (θ) |
268.6° |
|
| Sep first |
10.6 |
|
Sep last |
10.751 |
|
Sep. Now (ρ) |
10.751" |
|
| Mag pri |
16.80 |
|
Mag sec |
17.50 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
| Pri motion ra |
+044 |
|
Sec motion ra |
+044 |
|
| Pri motion dec |
+024 |
|
Sec motion dec |
+024 |
|
| Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
