18503-3736 SWR 255
18h 50m 18.51s -37° 35' 55.7" P.A. 30.00 sep 29.2 mag 10.99,10.97 Sp A5+A7
Coord 2000 |
18503-3736 |
|
Discov num |
SWR 255 |
|
Comp |
|
|
Coord arcsec 2000 |
18 50 18.51 -37 35 55.7 |
|
Date first |
1913 |
|
Date last |
2016 |
|
Obs |
9 |
|
Pa first |
31 |
|
Pa last |
30.1 |
|
P.A. Now (θ) |
30.1° |
|
Sep first |
28.8 |
|
Sep last |
29.219 |
|
Sep. Now (ρ) |
29.219" |
|
Mag pri |
10.99 |
|
Mag sec |
10.97 |
|
delta mag (ΔM) |
0.02 |
|
Spectral class |
A5+A7 (white/white) |
|
Pri motion ra |
+005 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-009 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.185 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Corona Austrina |
|
Tycho2 |
7916-00100-1 |
|
Gaia DR2 |
6729488560499925888 |
|