18087-3814 SWR 237
18h 08m 39.95s -38° 14' 17.3" P.A. 93.00 sep 18.5 mag 11.84,12.20 Sp F2V+F2V
Coord 2000 |
18087-3814 |
|
Discov num |
SWR 237 |
|
Comp |
|
|
Coord arcsec 2000 |
18 08 39.95 -38 14 17.3 |
|
Date first |
1912 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
95 |
|
Pa last |
92.5 |
|
P.A. Now (θ) |
92.5° |
|
Sep first |
17.4 |
|
Sep last |
18.501 |
|
Sep. Now (ρ) |
18.501" |
|
Mag pri |
11.84 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.36 |
|
Spectral class |
F2V+F2V (yellow-white/yellow-white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
+000 |
|
Notes |
|
|
rPM=1.738
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Corona Austrina |
|
Tycho2 |
7899-02139-1 |
|
Gaia DR2 |
4036061479079902592 |
|