02321-1515 GWP 335 AB (Sig Cet)
02h 32m 05.23s -15° 14' 40.6" P.A. 252.00 sep 345.6 mag 4.79,8.77 Sp F4IV dist. 27.89 pc (90.98 l.y.)
Coord 2000 |
02321-1515 |
|
Discov num |
GWP 335 |
|
Comp |
AB |
|
Coord arcsec 2000 |
02 32 05.23 -15 14 40.6 |
|
Date first |
1991 |
|
Date last |
1999 |
|
Obs |
5 |
|
Pa first |
253 |
|
Pa last |
252.4 |
|
P.A. Now (θ) |
252.4° |
|
Sep first |
345.3 |
|
Sep last |
345.603 |
|
Sep. Now (ρ) |
345.603" |
|
Mag pri |
4.79 |
|
Mag sec |
8.77 |
|
delta mag (ΔM) |
3.98 |
|
Spectral class |
F4IV (yellow-white) |
|
Pri motion ra |
-073 |
|
Sec motion ra |
-075 |
|
Pri motion dec |
-128 |
|
Sec motion dec |
-118 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.069 (< 0.3, Physical double)
This double is physical.
02321-1515 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
148445 |
02 32 05 -15 14 41 |
TOK 382 Aa,Ab |
2020 |
8 |
199 |
0.6 |
4.70 |
8.70 |
4.00 |
Y |
|
Show |
Sig Cet |
148445 |
02 32 05 -15 14 41 |
GWP 335 AB |
1999 |
5 |
252 |
345.6 |
4.79 |
8.77 |
3.98 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
Sig Cet |
|
Constellation |
Cetus |
|
SAO |
148445 |
|
HIP |
11759 |
|
Tycho2 |
5860-02587-1 |
|
Gaia DR2 |
5145955421492456960 |
|
HD |
15767 |
|
HR |
740 |
|
GC |
3045 |
|
BD |
BD-15 447 |
|
Bayer |
Sigma Ceti |
|
Bayer name |
Sig Cet |
|
Flamsteed |
76 Ceti |
|
Flamsteed name |
76 Cet |
|
FK5 |
1071 |
|
Distance |
27.89 |
|
Distance ly |
90.98 |
|
Bayer greek |
σ Cet |
|