18459+5228 RAO 398
18h 45m 52.25s +52° 27' 40.6" P.A. 190.00 sep 2.7 mag 13.90,18.30 Sp sdM4.5
| Coord 2000 |
18459+5228 |
|
Discov num |
RAO 398 |
|
Comp |
|
|
Coord arcsec 2000 |
18 45 52.25 +52 27 40.6 |
|
| Date first |
2012 |
|
Date last |
2016 |
|
Obs |
2 |
|
| Pa first |
254 |
|
Pa last |
189.6 |
|
P.A. Now (θ) |
189.6° |
|
| Sep first |
3.7 |
|
Sep last |
2.718 |
|
Sep. Now (ρ) |
2.718" |
|
| Mag pri |
13.90 |
|
Mag sec |
18.30 |
|
delta mag (ΔM) |
4.4 |
|
Spectral class |
sdM4.5 |
|
| Pri motion ra |
-754 |
|
Sec motion ra |
|
|
| Pri motion dec |
+394 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
