PSR B1257+12 A
| PSR B1257+12 b Draugr | |
|---|---|
 Cosoylaght mooadys PSR B1257+12 b rish y Dowan.
(Bunnit er cummaghyn kiaddit sheiltynagh reiht) | |
| Enmyn elley | Draugr |
| Sorçh | planaid neughrianagh |
| Feddynit magh lesh | |
| Date feddyn magh | 22 Averil 1994, ny Steatyn Unnaneysit[1] |
| Aght feddyn magh | Towse traa pulsaryn |
| Moir-red | PSR B1257+12 |
| Rollage | PSR B1257+12 |
| Co-hollys rollageagh | y Voidyn  |
| Amm | J2000.0 |
| Fysserree ishigagh | |
| Essylys lieh-vooar a | 0.19 AU (28,000,000 km)[2] |
| Corrid e | 0.0[2] |
| Amm cruinlagh P | 25.262 ± 0.003[2] d |
| Cleayn i | 50[2][note 1] |
| Amm apsis τ | 2,449,765.6 ± 0.2[2] JD |
| Troyn fishigagh as rollageagh meadragh | |
| Foddeeaght veih'n Dowan | 980 ly |
| Glout | 0.020 ± 0.002[2][note 1] M⊕ |
| Parallax | 1.41 mas[3] |
| Kiart-ghleashaght (cleaney) | −84.87 mas/y [3] |
| Kiart-ghleashaght (kiart-irree) | 46.44 mas/y [3] |
| Kiart-irree (α) | 13h 0m 3.1075s[3] |
| Jee-chleayney (δ) | 12° 40′ 55.155″[3] |
| Catalogyn rollageydagh | |
PSR B1257+12B | |
Ta PSR B1257+12 A ny PSR B1257+12 b, enmyssit Draugr chammah, ny phlanaid neughrianagh mysh 2,300 sollys-vleeantyn (710 pc) voin ayns co-hollys rollageagh y Voidyn. Ta'n planaid ny chorpane sniessey sthie ta cruinlaghey yn pulsar Lich, red ta keeayllaghey dy nee planaid pulsar t'eh 'sy chorys rollageagh varroo. T'eh daa cheart ny smoo na'n Eayst er glout, as t'eh listit myr y planaid sloo gloutagh (as y glout mie er enney ain) choud's ta fys ain, goaill stiagh planaidyn 'sy Chorys Greiney ain.[1]
Noteyn
[reagh | edit source]- ↑ a b Ta cleayn y phlanaid oolit er 50° rere cleaynyn y daa phlanaid elley t'ayn 'sy chorys, as ad 53° as 47° er cleayn er lheh. Ta leagh y ghlout imraait bunnit er y chleayn oolit.
Imraaghyn
[reagh | edit source]- ↑ a b Dumé, Belle (11 Toshiaght Arree 2005). "Astronomers find smallest exoplanet". PhysicsWeb. Feddynit magh er 20 Jerrey Souree 2012.
- ↑ a b c d e f Konacki, M. (2003). "Masses and Orbital Inclinations of Planets in the PSR B1257+12 System". The Astrophysical Journal. Ym-lioar 591 (2): L147–L150. doi:. Bibcode: 2003ApJ...591L.147K.
- ↑ a b c d e "{{{title}}}" (27 Boaldyn 2013). doi:.
Kianglaghyn magh
[reagh | edit source]
Ta tooilley mean ayns Wikimedia Commons bentyn rish: PSR B1257+12 A.
Ronnaghyn:
- Planaidyn neughrianagh feddynit magh lesh towse traa
- Planaidyn neughrianagh feddynit magh 'sy vlein 1994
- Planaidyn neughrianagh as enmyn kiart oc
- Planaidyn pulsar
- Sheanse as çhaghnoaylleeaght 'sy Pholynn
- Planaidyn ooirragh
- Yn Voidyn (co-hollys rollageagh)
- Planaidyn neughrianagh fo-Chruinnagh
- Feddynyssyn lesh Aleksander Wolszczan
- Feddynyssyn lesh Maciej Konacki