18589+3229 BU 649
18h 58m 53.75s +32° 28' 32.8" P.A. 1.00 sep 1.8 mag 8.70,11.90 Sp F0
| Coord 2000 |
18589+3229 |
|
Discov num |
BU 649 |
|
Comp |
|
|
Coord arcsec 2000 |
18 58 53.75 +32 28 32.8 |
|
| Date first |
1878 |
|
Date last |
2016 |
|
Obs |
21 |
|
| Pa first |
13 |
|
Pa last |
1 |
|
P.A. Now (θ) |
1° |
|
| Sep first |
1.6 |
|
Sep last |
1.832 |
|
Sep. Now (ρ) |
1.832" |
|
| Mag pri |
8.70 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
3.2 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
+013 |
|
Sec motion ra |
|
|
| Pri motion dec |
+005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2643-03241-1 |
|
Gaia DR2 |
2043810662259746816 |
|