17287-8247 HJ 4912 (HD 155454)
17h 28m 43.99s -82° 46' 46.6" P.A. 122.00 sep 24.7 mag 6.62,10.68 Sp B2V dist. 671.14 pc (2189.26 l.y.)
Coord 2000 |
17287-8247 |
|
Discov num |
HJ 4912 |
|
Comp |
|
|
Coord arcsec 2000 |
17 28 43.99 -82 46 46.6 |
|
Date first |
1835 |
|
Date last |
2010 |
|
Obs |
11 |
|
Pa first |
124 |
|
Pa last |
122 |
|
P.A. Now (θ) |
122° |
|
Sep first |
25.0 |
|
Sep last |
24.71 |
|
Sep. Now (ρ) |
24.71" |
|
Mag pri |
6.62 |
|
Mag sec |
10.68 |
|
delta mag (ΔM) |
4.06 |
|
Spectral class |
B2V (blue-white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
-008 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
-020 |
|
Notes |
|
|
rPM=0.914
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 155454 |
|
Constellation |
Octans |
|
SAO |
258768 |
|
HIP |
85530 |
|
Tycho2 |
9522-04293-1 |
|
Gaia DR2 |
5773844799394753408 |
|
HD |
155454 |
|
GC |
23419 |
|
CP |
CP-82 707 |
|
Distance |
671.14 |
|
Distance ly |
2189.26 |
|