18312-4344 I 1369 (HD 170385)
18h 31m 13.74s -43° 43' 47.5" P.A. 238.00 sep 4.3 mag 7.87,11.90 Sp B5IV
Coord 2000 |
18312-4344 |
|
Discov num |
I 1369 |
|
Comp |
|
|
Coord arcsec 2000 |
18 31 13.74 -43 43 47.5 |
|
Date first |
1926 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
230 |
|
Pa last |
237.8 |
|
P.A. Now (θ) |
237.8° |
|
Sep first |
4.0 |
|
Sep last |
4.272 |
|
Sep. Now (ρ) |
4.272" |
|
Mag pri |
7.87 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
4.03 |
|
Spectral class |
B5IV (blue-white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
|
|
Pri motion dec |
-004 |
|
Sec motion dec |
|
|
Notes |
S
(Parallax indidates non-physical) |
|
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 170385 |
|
Constellation |
Corona Austrina |
|
SAO |
229084 |
|
Tycho2 |
7914-00103-1 |
|
Gaia DR2 |
6721790158039695360 |
|
HD |
170385 |
|
GC |
25257 |
|