18152+5209 ES 646
18h 15m 09.43s +52° 09' 24.8" P.A. 197.00 sep 10.8 mag 8.72,14.10 Sp A2 dist. 194.93 pc (635.86 l.y.)
| Coord 2000 |
18152+5209 |
|
Discov num |
ES 646 |
|
Comp |
|
|
Coord arcsec 2000 |
18 15 09.43 +52 09 24.8 |
|
| Date first |
1908 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
197 |
|
Pa last |
196.9 |
|
P.A. Now (θ) |
196.9° |
|
| Sep first |
9.9 |
|
Sep last |
10.78 |
|
Sep. Now (ρ) |
10.78" |
|
| Mag pri |
8.72 |
|
Mag sec |
14.10 |
|
delta mag (ΔM) |
5.38 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
+015 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
SAO |
30837 |
|
HIP |
89432 |
|
Tycho2 |
3537-02099-1 |
|
| Gaia DR2 |
2124530758654980480 |
|
HD |
168065 |
|
BD |
BD+52 2175 |
|
Distance |
194.93 |
|
| Distance ly |
635.86 |
|