Beta Fornacis
Tampilan
| Data pengamatan Epos J2000.0 Ekuinoks J2000.0 (ICRS) | |
|---|---|
| Rasi bintang | Fornax |
| Asensio rekta | 02j 49m 05.4195d[1] |
| Deklinasi | −32° 24′ 21.232″[1] |
| Magnitudo tampak (V) | 4.465[1] |
| Ciri-ciri | |
| Kelas spektrum | G8.5IIIb[1] |
| Indeks warna U−B | +0.69[2] |
| Indeks warna B−V | +0.99[2] |
| Indeks warna R−I | +0.54[2] |
| Astrometri | |
| Kecepatan radial (Rv) | 16.8 ± 0.9[1] km/s |
| Gerak diri (μ) | RA: 86.96[1] mdb/thn Dek.: 158.96[1] mdb/thn |
| Paralaks (π) | 19,31±0,67[1] mdb |
| Jarak | 169 ± 6 tc (52 ± 2 pc) |
| Magnitudo mutlak (MV) | 0.89[3] |
| Detail | |
| Radius | 11[4] R☉ |
| Penamaan lain | |
| Referensi basis data | |
| SIMBAD | data |
Beta Fornacis (Beta For / β Fornacis / β For) merupakan bintang raksasa tipe G di rasi Fornax.[1] Bintang ini memiliki magnitudo approximately 4.45.[1]
Visual companion
[sunting | sunting sumber]| Data pengamatan Epos J2000.0 Ekuinoks J2000.0 (ICRS) | |
|---|---|
| Rasi bintang | Fornax |
| Asensio rekta | 02j 49m 05.3d[6] |
| Deklinasi | −32° 24′ 25″[6] |
| Magnitudo tampak (V) | 14.0[6] |
| Posisi (relatif ke A) | |
| Epoch pengamatan | 1928 |
| Jarak sudut | 4.8″ [5] |
| Sudut posisi | 67° [5] |
| Penamaan lain | |
| Referensi basis data | |
| SIMBAD | data |
β Fornacis memiliki komponen CCDM J02491-3224B, yang bermagnitudo 14.0.[6]
Etimologi
[sunting | sunting sumber]Nama lainnya untuk bintang ini adalah:
| nama lain | asal bahasa | arti |
|---|---|---|
| 天庾三 / Tiānyǔsān | China | bintang ketiga pada rasi Lumbung Sementara di Langit[7] |
Selain rasi Eridanus,bintang ini juga merupakan anggota dari berbagai rasi, asterisma atau kelompok berikut:
| nama lain | asal bahasa | arti | anggota lain |
|---|---|---|---|
| 天庾 / Tiānyǔ | China | Lumbung Sementara di Langit | ν For, ω For |
| Cītlalmazātl | Aztec | rusa | γ Eri, δ Eri, υ4 Eri+, φ Eri, χ Eri+, τ4 Eri+, ε Eri, υ2 Eri+, η Eri, 43 Eri+, τ3 Eri+, τ6 Eri+, τ5 Eri+, τ1 Eri+, τ2 Eri, τ9 Eri+, α For, κ For+, χ2 For+, χ1 For+, χ3 For+ |
+ berkemungkinan merupakan anggota
Referensi
[sunting | sunting sumber]- 1 2 3 4 5 6 7 8 9 10 11 * bet For -- Star in double system, database entry, SIMBAD. Accessed on line September 17, 2008.
- 1 2 3 HR 841, database entry, The Bright Star Catalogue, 5th Revised Ed. (Preliminary Version), D. Hoffleit and W. H. Warren, Jr., CDS ID V/50. Accessed on line September 17, 2008.
- ↑ From apparent magnitude and parallax.
- ↑ HD 17652, database entry, Catalog of Apparent Diameters and Absolute Radii of Stars (CADARS), 3rd edition, L. E. Pasinetti-Fracassini, L. Pastori, S. Covino, and A. Pozzi, CDS ID II/224. Accessed on line September 17, 2008.
- 1 2 3 4 Entry 02491-3224, The Washington Double Star Catalog, United States Naval Observatory. Accessed on line September 17, 2008.
- 1 2 3 4 5 CD-32 1025B -- Star in double system, database entry, SIMBAD. Accessed on line September 17, 2008.
- ↑ salah satu rasi bintang menurut bangsa Cina