HD 209458 b
| HD 209458 b | |
|---|---|
 Reayrt ellynagh er HD 209458 b | |
| Sorçh | planaid neughrianagh |
| Feddynit magh lesh | D. Charbonneau T. Brown David Latham M. Mayor G. W. Henry G. Marcy R. P. Butler S. S. Vogt |
| Date feddyn magh | 9 Mean Fouyir 1999 |
| Aght feddyn magh | spectroscoipaght Doppler[2] |
| Moir-red | HD 209458 |
| Co-hollys rollageagh | y Cabbyl Etlee  |
| Amm | J2000.0 |
| Fysserree ishigagh | |
| Essylys lieh-vooar a | 0.04634 AU[3] |
| Corrid e | 0.01[3] |
| Amm cruinlagh P | 3.52474955 d[4] |
| Cleayn i | 86.71 °[4] |
| Troyn fishigagh as rollageagh meadragh | |
| Craue raadeeoil | 0.82 R_J[8] |
| Glout | 0.682 M_J[9] |
| Parallax | 20.6745 mas[10] |
| Kiart-ghleashaght (cleaney) | −17.89 mas/y [10] |
| Kiart-ghleashaght (kiart-irree) | 29.579 mas/y [10] |
| Kiart-irree (α) | 22h 3m 10.773s[10] |
| Jee-chleayney (δ) | 18° 53′ 3.5482″[10] |
| Albedo | 0.038 (albedo towse-oaylleeagh)[11] |
| Catalogyn rollageydagh | |
HD 209458b (Catalog Henry Draper) TOI-5972.01 (TESS Object of Interest (en)  )TOI-5972b (TESS Object of Interest (en) )TIC 420814525b (TESS Input Catalog) | |
She planaid neughrianagh eh HD 209458 b. T'eh cruinlaghey y chosoylaght ghreiney HD 209458 ayns co-hollys rollageagh y Chabbyl Etlee, mysh 157 sollys-vleeantyn (48 parsecyn) voish Corys ny Greiney. Ta craue raadeeoil cruinlagh y phlanaid 0.047 AU (7.0 millioonyn km; 4.4 millioonyn dy veeilaghyn), ny mysh un hoghtoo jeh craue raadeeoil cruinlagh Churain (0.39 AU (36 millioonyn mi; 58 millioonyn km)). Ta craue raadeeoil veg y chruinlagh shoh jannoo blein ta 3.5 laaghyn dowanagh er lhiurid as tempreilys eaghtyragh ta oolit er 1,000 °C (1,800 °F; 1,300 K). Rere glout, t'eh mysh 220 keayrtyn ny smoo na glout y Dowan (0.69 gloutyn Jupiter) as ta e howse-lhieenee mysh 2.5 cheayrt ny smoo na Jupiter. Ta'n glout as y towse-lhieenee mooar taishbyney dy nee foawr gas eh HD 209458 b.
Ta HD 209458 b er ny gheddyn ram claghyn meeiley 'sy ronsaghey magh neughrianagh. She eshyn va'n chied phlanaid ayns ram ronnaghyn:
- planaid neughrianagh tessenagh
- y chied phlanaid ve feddynit liorish ny smoo na un aght
- planaid neughrianagh as fys ain dy vel aeraght echey
- planaid neughrianagh ren shin fakin aeraght hiddragien gaalaghey
- planaid neughrianagh as aeraght echey lesh ny bunstooghyn ocsygien as carboan
- nane jeh'n chied daa phlanaid neughrianagh ve fakinit trooid spectroscoipaght
- y chied oawr gas neughrianagh as towshan jeant er e sterrym mooar
- y chied phlanaid neughrianagh ren shin towshan e vieauid chruinlee, reaghey e ghlout dy jeeragh
Bunnit er obbraghey ny kiaddaghyn sheiltynagh s'noaee, roish Averil 2007, t'eh oolit dy nee HD 209458 b y chied phlanaid neughrianagh ve feddynit magh as gaal ushtey 'syn aeraght echey.[12]
Ayns Jerrey Souree 2014, ren NASA fogrey magh dy ren ad feddyn magh aeraghtyn çhirrym er HD 209458 b as er daa phlanaid neughrianagh elley (HD 189733 b as WASP-12b) ta cruinlaghey rollageyn gollrish y Ghrian.
Va'n far-ennym "Osiris" currit da HD 209458 b ass y jee Egyptagh. Ren yn Unnaneys Rollageydagh Eddyrashoonagh goaill rish yn 'ar-ennym shen, agh cha nel eh er ny ve doltit foast myr ennym kiart oikoil.
Imraaghyn
[reagh | edit source]- ↑ Geoffrey Marcy (Jerrey Geuree 1, 2000). "A transiting "51 Peg-like" planet" (ayns Baarle) (1): L41-L44. doi:.
- ↑ Stated in: Extrasolar Planets Encyclopaedia. Language of work or name: Baarle.
- ↑ a b Lee Rosenthal (Jerrey Souree 2021). "The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades" (ayns Baarle) (1): 8. doi:.
- ↑ a b Carole Ann Haswell (2023). "ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations" (1): 4. doi:.
- ↑ Keivan Stassun (Mayrnt 3, 2017). "Accurate Empirical Radii and Masses of Planets and Their Host Stars with Gaia Parallaxes" (ayns Baarle) (3): 136. doi:.
- ↑ Luigi Mancini (Mean Souree 2017). "The GAPS Programme with HARPS-N at TNG. XIV. Investigating giant planet migration history via improved eccentricity and mass determination for 231 transiting planets" (ayns Baarle): A107. doi:.
- ↑ Matthew J. Holman (Averil 20, 2008). "Improved Parameters for Extrasolar Transiting Planets" (ayns Baarle) (2): 1324–1342. doi:.
- ↑ "{{{title}}}" (2023). doi:.
- ↑ "{{{title}}}" (Mean Souree 2017). doi:.
- ↑ a b c d e "{{{title}}}" (25 Averil 2018).
- ↑ Stated in: Extrasolar Planets Encyclopaedia. Language of work or name: Baarle.
- ↑ Dunham, Will (10 Averil 2007). "Signs of water seen on planet outside solar system" (ayns Baarle). Reuters. Er ny hashtey veih yn lhieggan bunneydagh er 2007-05-15. Feddynit magh er 16 Sauin 2023.
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Kianglaghyn magh
[reagh | edit source]
- "European astronomers observe first evaporating planet". Hubble Space Telescope. ESA/NASA. 2003-03-12. Er ny hashtey veih yn lhieggan bunneydagh er 2008-07-07. Feddynit magh er 2008-06-28.
- Hubble Finds Three Surprisingly Dry Exoplanets
- Hogan, Jenny (2005-03-22). "Glow of alien planets glimpsed at last". NewScientist. Feddynit magh er 2008-06-28.
- "Hubble Makes First Direct Measurements of Atmosphere on World Around another Star". Hubble Space Telescope. NASA. 2001-11-27. Feddynit magh er 2008-06-28.
- McKee, Maggie (2004-02-03). "Oxygen seen streaming off exoplanet". NewScientist. Feddynit magh er 2008-06-28.
- "NASA's Spitzer Marks Beginning of New Age of Planetary Science". Jet Propulsion Laboratory. NASA. 22 Mayrnt 2005. Er ny hashtey veih yn lhieggan bunneydagh er 21 Mean Fouyir 2008. Feddynit magh er 17 Mee Houney 2023.
- "Oxygen and carbon discovered in exoplanet atmosphere 'blow-off'". Hubble Space Telescope. ESA/NASA. 2004-02-02. Er ny hashtey veih yn lhieggan bunneydagh er 2009-04-27. Feddynit magh er 2008-06-28.
- Peplow, Mark (2005-03-23). "Light from alien planets confirmed". Nature.: news050321–9. doi:.
- AAVSO Variable Star Of The Season. Fall 2004: The Transiting Exoplanets HD 209458 and TrES-1 Er ny hashtey 2004-10-28 ec y Wayback Machine
