18227+3522 ES 2172
18h 22m 38.08s +35° 21' 40.8" P.A. 46.00 sep 2.8 mag 12.17,13.20
| Coord 2000 |
18227+3522 |
|
Discov num |
ES 2172 |
|
Comp |
|
|
Coord arcsec 2000 |
18 22 38.08 +35 21 40.8 |
|
| Date first |
1925 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
39 |
|
Pa last |
45.8 |
|
P.A. Now (θ) |
45.8° |
|
| Sep first |
3.1 |
|
Sep last |
2.796 |
|
Sep. Now (ρ) |
2.796" |
|
| Mag pri |
12.17 |
|
Mag sec |
13.20 |
|
delta mag (ΔM) |
1.03 |
|
Spectral class |
|
|
| Pri motion ra |
-013 |
|
Sec motion ra |
|
|
| Pri motion dec |
-017 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Gaia DR2 |
4593662999923285632 |
|
