04188-0242 STF 525 BC
04h 18m 42.47s -02° 42' 07.7" P.A. 170.00 sep 7.9 mag 10.18,10.70
Coord 2000 |
04188-0242 |
|
Discov num |
STF 525 |
|
Comp |
BC |
|
Coord arcsec 2000 |
04 18 42.47 -02 42 07.7 |
|
Date first |
1879 |
|
Date last |
2018 |
|
Obs |
17 |
|
Pa first |
169 |
|
Pa last |
169.9 |
|
P.A. Now (θ) |
169.9° |
|
Sep first |
7.2 |
|
Sep last |
7.873 |
|
Sep. Now (ρ) |
7.873" |
|
Mag pri |
10.18 |
|
Mag sec |
10.70 |
|
delta mag (ΔM) |
0.52 |
|
Spectral class |
|
|
Pri motion ra |
-016 |
|
Sec motion ra |
-016 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-010 |
|
Notes |
|
|
rPM=0.265 (< 0.3, Physical double)
This double is physical.
04188-0242 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 27340 |
131106 |
04 18 45 -02 41 48 |
STF 525 AB |
2015 |
18 |
244 |
45.3 |
8.91 |
10.18 |
1.27 |
|
|
Show |
|
131106 |
04 18 45 -02 41 48 |
STF 525 AC |
2015 |
11 |
235 |
48.0 |
8.91 |
9.91 |
1.00 |
|
|
Show |
|
|
04 18 42 -02 42 08 |
STF 525 BC |
2018 |
17 |
170 |
7.9 |
10.18 |
10.70 |
0.52 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Eridanus |
|
Tycho2 |
4729-00243-1 |
|
Gaia DR2 |
3204284682173610240 |
|