18541+5417 ES 976
18h 54m 04.81s +54° 17' 04.1" P.A. 278.00 sep 5.0 mag 10.50,11.12
| Coord 2000 |
18541+5417 |
|
Discov num |
ES 976 |
|
Comp |
|
|
Coord arcsec 2000 |
18 54 04.81 +54 17 04.1 |
|
| Date first |
1905 |
|
Date last |
2019 |
|
Obs |
16 |
|
| Pa first |
280 |
|
Pa last |
278.4 |
|
P.A. Now (θ) |
278.4° |
|
| Sep first |
4.3 |
|
Sep last |
5.01 |
|
Sep. Now (ρ) |
5.01" |
|
| Mag pri |
10.50 |
|
Mag sec |
11.12 |
|
delta mag (ΔM) |
0.62 |
|
Spectral class |
|
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
+009 |
|
Sec motion dec |
+011 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.202 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
3919-00530-1 |
|
Gaia DR2 |
2146759177214646400 |
|
