02580-1550 HU 811 AB (HD 18498)
02h 58m 02.43s -15° 50' 17.5" P.A. 239.00 sep 1.7 mag 8.13,10.22 Sp F5V dist. 83.4 pc (272.05 l.y.)
Coord 2000 |
02580-1550 |
|
Discov num |
HU 811 |
|
Comp |
AB |
|
Coord arcsec 2000 |
02 58 02.43 -15 50 17.5 |
|
Date first |
1903 |
|
Date last |
2016 |
|
Obs |
14 |
|
Pa first |
221 |
|
Pa last |
239.4 |
|
P.A. Now (θ) |
239.4° |
|
Sep first |
2.1 |
|
Sep last |
1.697 |
|
Sep. Now (ρ) |
1.697" |
|
Mag pri |
8.13 |
|
Mag sec |
10.22 |
|
delta mag (ΔM) |
2.09 |
|
Spectral class |
F5V (yellow-white) |
|
Pri motion ra |
+159 |
|
Sec motion ra |
+155 |
|
Pri motion dec |
+146 |
|
Sec motion dec |
+137 |
|
Notes |
|
|
rPM=0.046 (< 0.3, Physical double)
This double is physical.
02580-1550 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 18498 |
148689 |
02 58 02 -15 50 18 |
HU 811 AB |
2016 |
14 |
239 |
1.7 |
8.13 |
10.22 |
2.09 |
|
<=== |
Show |
|
148689 |
02 58 02 -15 50 18 |
WIS 78 AC |
2010 |
2 |
351 |
144.0 |
6.61 |
13.06 |
6.45 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 18498 |
|
Constellation |
Eridanus |
|
SAO |
148689 |
|
HIP |
13831 |
|
Tycho2 |
5864-00954-1 |
|
Gaia DR2 |
5154129495875420544 |
|
HD |
18498 |
|
GC |
3571 |
|
ADS |
2247 |
|
BD |
BD-16 538 |
|
Distance |
83.4 |
|
Distance ly |
272.05 |
|