03421-1709 HU 436 AB (HD 23121)
03h 42m 04.14s -17° 08' 45.3" P.A. 303.00 sep 1.3 mag 7.84,10.41 Sp F5V dist. 89.21 pc (291 l.y.)
Coord 2000 |
03421-1709 |
|
Discov num |
HU 436 |
|
Comp |
AB |
|
Coord arcsec 2000 |
03 42 04.14 -17 08 45.3 |
|
Date first |
1901 |
|
Date last |
2015 |
|
Obs |
21 |
|
Pa first |
288 |
|
Pa last |
303.2 |
|
P.A. Now (θ) |
303.2° |
|
Sep first |
1.3 |
|
Sep last |
1.32 |
|
Sep. Now (ρ) |
1.32" |
|
Mag pri |
7.84 |
|
Mag sec |
10.41 |
|
delta mag (ΔM) |
2.57 |
|
Spectral class |
F5V (yellow-white) |
|
Pri motion ra |
+042 |
|
Sec motion ra |
+036 |
|
Pri motion dec |
-021 |
|
Sec motion dec |
-020 |
|
Notes |
W
|
|
rPM=0.13 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 23121 |
|
Constellation |
Eridanus |
|
HIP |
17288 |
|
Tycho2 |
5874-00065-1 |
|
HD |
23121 |
|
BD |
BD-17 715 |
|
Distance |
89.21 |
|
Distance ly |
291 |
|