18424-1435 HU 249
18h 42m 22.28s -14° 35' 16.7" P.A. 225.00 sep 3.2 mag 9.20,14.20 Sp B8Ib/II
Coord 2000 |
18424-1435 |
|
Discov num |
HU 249 |
|
Comp |
|
|
Coord arcsec 2000 |
18 42 22.28 -14 35 16.7 |
|
Date first |
1900 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
224 |
|
Pa last |
224.7 |
|
P.A. Now (θ) |
224.7° |
|
Sep first |
3.4 |
|
Sep last |
3.172 |
|
Sep. Now (ρ) |
3.172" |
|
Mag pri |
9.20 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
5 |
|
Spectral class |
B8Ib/II (blue-white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
|
|
Pri motion dec |
-011 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scutum |
|
SAO |
161742 |
|
Tycho2 |
5704-00415-1 |
|
Gaia DR2 |
4103516487439991808 |
|
HD |
172731 |
|