PSR B1257+12 A
{{WD Kishtey Fys Red Rollageydagh
| ennym = PSR B1257+12 b<br/>Draugr
| jalloo = Exoplanet Comparison PSR B1257+12 A.png
| fo-heidyl = Cosoylaght mooadys PSR B1257+12 b rish y Dowan.
<br/>(Bunnit er [[:File:Exoplanet Comparison PSR B1257+12 A.png#Summary|cummaghyn kiaddit]] sheiltynagh reiht)
| fowder = {{plainlist|
[[Aleksander Wolszczan]]
[[Maciej Konacki]]}}
| boayl_feddyn_magh = ny Steatyn Unnaneysit<ref name="PhysicsWorld" />
| feddyn_magh = 22 Averil 1994
| aght_feddyn_magh = Towse traa pulsaryn
| apsis = astron
| essyl_lieh-vooar = 0.19 [[Unnid rollageagh|AU]] (28,000,000 km)<ref name="konacki2003">{{cite journal | author=Konacki, M. | author2=Wolszczan, A. | title=Masses and Orbital Inclinations of Planets in the PSR B1257+12 System | journal=The Astrophysical Journal | volume=591 | issue=2 | pages=L147–L150 | date=2003 | doi=10.1086/377093 | bibcode=2003ApJ...591L.147K|arxiv = astro-ph/0305536 | s2cid=18649212 }}</ref>
| corrid = 0.0<ref name="konacki2003"/>
| period = 25.262 ± 0.003<ref name="konacki2003"/> [[laa|d]]
| cleayn = 50<ref name="konacki2003"/><ref group="note" name="inclination">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.</ref>
| temps_periastre = 2,449,765.6 ± 0.2<ref name="konacki2003"/>
| rollage = [[PSR B1257+12]]
| glout = 0.020 ± 0.002<ref name="konacki2003"/><ref group="note" name="inclination"/> [[Glout ny Cruinney|''M''<sub>⊕</sub>]]
}}
Ta '''PSR B1257+12 A''' ny '''PSR B1257+12 b''', enmyssit '''Draugr''' chammah, ny [[planaid neughrianagh|phlanaid neughrianagh]] mysh 2,300 [[sollys-vlein|sollys-vleeantyn]] (710 [[parsec|pc]]) voin ayns [[co-hollys rollageagh]] [[Yn Voidyn (co-hollys rollageagh)|y Voidyn]]. Ta'n planaid ny chorpane sniessey sthie ta cruinlaghey yn [[pulsar]] [[PSR B1257+12|Lich]], red ta keeayllaghey dy nee [[planaid pulsar]] t'eh 'sy chorys rollageagh varroo. T'eh daa cheart ny smoo na'n [[Yn Eayst|Eayst]] er glout, as t'eh listit myr [[Rolley feeganyn ny planaidyn neughrianagh#Troyn planaidagh|y planaid sloo gloutagh]] (as y glout mie er enney ain) choud's ta fys ain, goaill stiagh planaidyn 'sy [[Corys ny Greiney|Chorys Greiney]] ain.<ref name="PhysicsWorld">{{cite web |last = Dumé |first = Belle |title = Astronomers find smallest exoplanet |publisher = PhysicsWeb |date = 11 Toshiaght Arree 2005 |url = http://physicsworld.com/cws/article/news/2005/feb/11/astronomers-find-smallest-exoplanet |accessdate = 20 Jerrey Souree 2012 }}</ref><!---until being surpassed in 2013 by [[Kepler-37 b]], a planet about as massive as the Moon.{{cn||latter's mass not known according to NASA|date=March 2014}}--->

==Noteyn==
<references group="note"/>

==Imraaghyn==
{{rolleyimraaghyn}}

==Kianglaghyn magh==
{{commons category}}
* [https://web.archive.org/web/20051230112904/http://www.astro.psu.edu/users/alex/pulsar_planets.htm Planaidyn pulsar]

{{Speyr|13|00|01|+|12|40|57|980}}

[[Ronney:Planaidyn neughrianagh feddynit magh liorish towse traa]]
[[Ronney:Reddyn rollageydagh feddynit magh ayns 1994]]
[[Ronney:Planaidyn neughrianagh as enmyn kiart oc]]
[[Ronney:Planaidyn pulsar]]
[[Ronney:Sheanse as çhaghnoaylleeaght 'sy Pholynn]]
[[Ronney:Planaidyn ooirragh]]
[[Ronney:Yn Voidyn (co-hollys rollageagh)]]
[[Ronney:Planaidyn neughrianagh fo-Chruinnagh]]
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.

Noteyn

Imraaghyn

Kianglaghyn magh

 Planaidyn pulsar

Ronney:Planaidyn neughrianagh feddynit magh liorish towse traa
Ronney:Reddyn rollageydagh feddynit magh ayns 1994
Ronney:Planaidyn neughrianagh as enmyn kiart oc
Ronney:Planaidyn pulsar
Ronney:Sheanse as çhaghnoaylleeaght 'sy Pholynn
Ronney:Planaidyn ooirragh
Ronney:Yn Voidyn (co-hollys rollageagh)
Ronney:Planaidyn neughrianagh fo-Chruinnagh