PDS 110
PDS 110 adalah sebuah bintang bermagnitudo ke-11 yang terletak kira-kira 1.090 tahun cahaya (335 pc)[2] jauhnya di konstelasi Orion. Pada 2017, ditemukan bahwa bintang tersebut diorbiti oleh sebuah planet ekstrasurya atau katai coklat dengan sebuah piringan debu di sekelilingnya.
 PDS 110 | |
| Data pengamatan Epos J2000.0 Ekuinoks J2000.0 | |
|---|---|
| Rasi bintang | Orion |
| Asensio rekta | 05j 23m 31.008d |
| Deklinasi | –01° 04′ 23.68″ |
| Magnitudo tampak (V) | 10.4 |
| Ciri-ciri | |
| Kelas spektrum | keF6IVeb[1][2] |
| Astrometri | |
| Gerak diri (μ) | RA: 1.146 ± 1.067[2] mdb/thn Dek.: −0.338 ± 1.076[2] mdb/thn |
| Paralaks (π) | 2,91±0,34[2] mdb |
| Jarak | 1035[2] tc (335[2] pc) |
| Magnitudo mutlak (MV) | +2.54[2] |
| Detail | |
| Massa | 3.0[3] M☉ |
| Radius | 2.23[2] R☉ |
| Luminositas (bolometrik) | 7.76[2] L☉ |
| Gravitasi permukaan (log g) | 3.8[2] |
| Suhu | 6,653[3] K |
| Metalisitas [Fe/H] | +0.06[2] |
| Usia | 10[3] megatahun |
| Penamaan lain | |
| Referensi basis data | |
| SIMBAD | data |
Lihat pula
Referensi
- Miroshnichenko, A. S.; Gray, R. O.; Vieira, S. L. A.; Kuratov, K. S.; Bergner, Yu. K. (1999). "Observations of recently recognized candidate Herbig Ae/Be stars". Astronomy and Astrophysics. 347: 137. Bibcode:1999A&A...347..137M.
- Osborn, H. P.; et al. (2017). "Periodic Eclipses of the Young Star PDS 110 Discovered with WASP and KELT Photometry". Monthly Notices of the Royal Astronomical Society. 471: 740–749. arXiv:1705.10346
. Bibcode:2017MNRAS.471..740O. doi:10.1093/mnras/stx1249. - Rojas, G.; Gregorio-Hetem, J.; Hetem, A. (2008). "Towards the main sequence: Detailed analysis of weak line and post-T Tauri stars". Monthly Notices of the Royal Astronomical Society. 387 (3): 1335. Bibcode:2008MNRAS.387.1335R. doi:10.1111/j.1365-2966.2008.13355.x .
- Gregorio-Hetem, J.; Hetem, A. (2002). "Classification of a selected sample of weak T Tauri stars" (PDF). Monthly Notices of the Royal Astronomical Society. 336: 197. Bibcode:2002MNRAS.336..197G. doi:10.1046/j.1365-8711.2002.05716.x.
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