17502-4005 HDO 279 (Iot2 Sco)
17h 50m 11.11s -40° 05' 25.5" P.A. 36.00 sep 31.6 mag 4.81,11.00 Sp A2Ib dist. 781.25 pc (2548.44 l.y.)
Coord 2000 |
17502-4005 |
|
Discov num |
HDO 279 |
|
Comp |
|
|
Coord arcsec 2000 |
17 50 11.11 -40 05 25.5 |
|
Date first |
1891 |
|
Date last |
2000 |
|
Obs |
6 |
|
Pa first |
40 |
|
Pa last |
36.1 |
|
P.A. Now (θ) |
36.1° |
|
Sep first |
30.0 |
|
Sep last |
31.56 |
|
Sep. Now (ρ) |
31.56" |
|
Mag pri |
4.81 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
6.19 |
|
Spectral class |
A2Ib (white) |
|
Pri motion ra |
+004 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
-007 |
|
Notes |
N
(See Notes) |
|
rPM=1.17
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
Iot2 Sco |
|
Constellation |
Scorpius |
|
SAO |
228466 |
|
HIP |
87294 |
|
Tycho2 |
7890-02436-1 |
|
Gaia DR2 |
5957938608303888896 |
|
HD |
161912 |
|
HR |
6631 |
|
GC |
24197 |
|
CD |
CD-4011886 |
|
CP |
CP-40 8138 |
|
Bayer |
Iota 2 Scorpii |
|
Bayer name |
Iot2 Sco |
|
Distance |
781.25 |
|
Distance ly |
2548.44 |
|
Bayer greek |
ι2 Sco |
|