21146+3947 LDS 2500
21h 14m 30.80s +39° 47' 28.6" P.A. 355.00 sep 14.5 mag 14.00,14.60
| Coord 2000 |
21146+3947 |
|
Discov num |
LDS2500 |
|
Comp |
|
|
Coord arcsec 2000 |
21 14 30.80 +39 47 28.6 |
|
| Date first |
1954 |
|
Date last |
2017 |
|
Obs |
11 |
|
| Pa first |
355 |
|
Pa last |
354.9 |
|
P.A. Now (θ) |
354.9° |
|
| Sep first |
14.0 |
|
Sep last |
14.46 |
|
Sep. Now (ρ) |
14.46" |
|
| Mag pri |
14.00 |
|
Mag sec |
14.60 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
| Pri motion ra |
-076 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
I
(Identification uncertain) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1968227144893286656 |
|
