17480-4008 I 108 (HD 161530)
17h 47m 58.35s -40° 08' 21.0" P.A. 256.00 sep 4.9 mag 9.65,10.60 Sp B5Ib/II
Coord 2000 |
17480-4008 |
|
Discov num |
I 108 |
|
Comp |
|
|
Coord arcsec 2000 |
17 47 58.35 -40 08 21.0 |
|
Date first |
1900 |
|
Date last |
2000 |
|
Obs |
10 |
|
Pa first |
256 |
|
Pa last |
255.6 |
|
P.A. Now (θ) |
255.6° |
|
Sep first |
4.9 |
|
Sep last |
4.92 |
|
Sep. Now (ρ) |
4.92" |
|
Mag pri |
9.65 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
0.95 |
|
Spectral class |
B5Ib/II (blue-white) |
|
Pri motion ra |
+024 |
|
Sec motion ra |
-098 |
|
Pri motion dec |
+003 |
|
Sec motion dec |
-037 |
|
Notes |
|
|
rPM=1.226
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 161530 |
|
Constellation |
Scorpius |
|
SAO |
228427 |
|
Tycho2 |
7889-00455-1 |
|
Gaia DR2 |
5958032650899743744 |
|
HD |
161530 |
|
DM |
CP-40 8101 |
|