20587+3644 ES 251
20h 58m 48.63s +36° 44' 03.4" P.A. 141.00 sep 6.6 mag 10.01,11.02
| Coord 2000 |
20587+3644 |
|
Discov num |
ES 251 |
|
Comp |
|
|
Coord arcsec 2000 |
20 58 48.63 +36 44 03.4 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
15 |
|
| Pa first |
141 |
|
Pa last |
141.3 |
|
P.A. Now (θ) |
141.3° |
|
| Sep first |
6.8 |
|
Sep last |
6.626 |
|
Sep. Now (ρ) |
6.626" |
|
| Mag pri |
10.01 |
|
Mag sec |
11.02 |
|
delta mag (ΔM) |
1.01 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=0.943
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2700-03559-1 |
|
Gaia DR2 |
1871350000009262592 |
|
ADS |
14501 |
|
