Keeagh yn Assyl (co-hollys rollageagh)

Keeagh yn Assyl
Rolley rollageyn ayns Keeagh yn Assyl
Ennym 'sy Ladjyn	Cassiopeia
Aagherrid	Cas
Gienneydagh	Cassiopeiae
Cowrey-oaylleeaght	keeagh yn assyl Ladjyn: y Venrein Hoit
Kiart-irree	22h 57m 04.5897s–03h 41m 14.0997s
Jee-chleayney	77.6923447°–48.6632690°
Eaghtyr	598 keim cherrinagh Rhenk: 25oo
Ard-rollageyn	5
Earroo rollageyn Bayer/Flamsteed	53
Rollageyn ny s'gilley na 3m	4
Rollageyn ny s'niessey na 10 pc	7
Rollage s'gilley	α Cas (Schedar) (2.24m)
Rollage s'niessey da'n Dowan	η Cas (Achird)
Reddyn Messier	2
Frassyn dreiggaghyn	Perseidyn
Çhemmal	y Mwannalagh, Cepheus, y Jialgheer, y Ven Gheulit as y Whing
Ry-akin ec dowan-lheeadyn eddyr +90° as −20°. Share ry-akin ec 21:00 (9 l.m.) car Mee Houney.

She co-hollys rollageagh as asteraght 'sy lieh-sfeyr niauoilagh hwoaie eh Keeagh yn Assyl (ny Cassiopeia 'syn ennym Ladjynagh echey). Ta'n ennym Ladjynagh echey enmyssit ass y venrein voyrnagh Cassiopeia, moir Andromeda, 'syn eayn-skeealleydaght Ghreagagh boasteil mychione e aalid gyn soyllaghey. V'eh coontit mastey ny 48 co-hollys rollageagh va listit lesh y rollageyder Greagagh Ptolemy 'sy 2h eash BNJ as t'eh foast coontit mastey ny 88 co-hollys rollageagh noa-emshiragh ta listit lesh yn Unnaneys Rollageydagh Eddyrashoonagh. S'aashagh enney y chur er kyndagh rish y chummey 'W' er lheh echey ta crooit lesh queig rollage ghial.

Ta Keeagh yn Assyl soit 'sy speyr hwoaie heose veih'n dowan-lheeadyn 34°N as t'eh ry-akin feie ny bleeaney. Ayns ny tropickyn as ny fo-hropickyn, t'eh ny s'leayrey veih Mean Fouyir derrey Mee Houney leah, as ec dowan-lheeadyn heese veih 25°S t'eh ry-akin dy imbagh injil 'sy speyr da'n twoaie.

At magnitude 2.2, She Alpha Cassiopeiae, ny Schedar, y rollage s'gilley ayns Keeagh yn Assyl as eh 2.2 er mooadys baghtal. Ta'n co-hollys rollageagh cummal fir jeh ny rollageyn smoo lossangh t'er fys ain, goaill stiagh ny h-ard-oawir vuigh Rho Cassiopeiae as V509 Cassiopeiae as yn ard-oawr bane 6 Cassiopeiae. 'Sy vlein 1572, ren yl-nova Tycho Brahe lossey dy gial ayns Keeagh yn Assyl. Keeagh yn Assyl A, she remlad yl-nova t'eh as y voir radio neughrianagh s'gilley 'sy speyr as eh ny s'yrjey na 1 GHz er menkid. Ta kiare corys jeig cummal planaidyn neughrianagh, goaill stiagh HD 219134 as eh cummal shey planaid er y chooid sloo. Ta meer verçhal jeh Raad Mooar Gorree roie trooid Keeagh yn Assyl ta cummal ram çhaglymyn foshlit, rollageyn lossanagh aeg y jysk co-rollageyssagh, as neealyn. She co-rollageys meereiltagh eh IC 10, y co-rollageys rollage-vleaystee s'niessey da Corys ny Greiney as yn ynrican co-rollageys jeh'n torçh shen 'sy Phossan Ynnydagh.

Kianglaghyn magh

• The Deep Photographic Guide to the Constellations: Cassiopeia (ayns Baarle)
• Keeagh yn Assyl so-chriggaragh
• Star Tales lesh Ian Ridpath – Cassiopeia (ayns Baarle)