17307+6231 ES 1832
17h 30m 40.03s +62° 31' 06.8" P.A. 158.00 sep 3.3 mag 9.90,12.40
| Coord 2000 |
17307+6231 |
|
Discov num |
ES 1832 |
|
Comp |
|
|
Coord arcsec 2000 |
17 30 40.03 +62 31 06.8 |
|
| Date first |
1920 |
|
Date last |
2020 |
|
Obs |
7 |
|
| Pa first |
154 |
|
Pa last |
158.3 |
|
P.A. Now (θ) |
158.3° |
|
| Sep first |
3.6 |
|
Sep last |
3.27 |
|
Sep. Now (ρ) |
3.27" |
|
| Mag pri |
9.90 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
2.5 |
|
Spectral class |
|
|
| Pri motion ra |
-018 |
|
Sec motion ra |
|
|
| Pri motion dec |
-015 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
4203-00982-1 |
|
Gaia DR2 |
1439316624053625728 |
|
