Iapetus (eayst)

Iapetus
Iapetus
Sorçh	eayst Harn , as eayst chadjin
Feddynit magh lesh	G. D. Cassini
Date feddyn magh	25 Jerrey Fouyir 1671
Epennym	Ἰαπετός Īapetus
Moir-red	Sarn
Fysserree ishigagh
Apoapsis	3,659,387 km
Periapsis	3,462,252 km
Essylys lieh-vooar a	3,560,820 km
Corrid e	0.0276812
Amm cruinlagh P	79.3215 l
Bieauid chruinlagh veanagh	3.26 km/s
Cleayn i	17.28° (rish yn ecliptagh); 15.47° (rish mean-chiarkyl Harn); 8.13° (rish plaaney Laplace);
Troghyn fishigagh as rollageagh meadragh
Craue raadeeoil	734.5 km
Mooadys baghtal (V)	10.2–11.9
Eaghtyr y vaare	6,700,000 km2
Glout	(1.8056591±0.0000544)×1021 kg
Mean-ghlooaght	1.0887±0.0127 g/cm3
Amm çhyndaaee	79.3215 l ; (sincroanagh)
Ym-hayrn eaghtyragh	0.223 m/s2 (0.0228 g) (0.138 Eaystyn)
Bieauid-jeerit scapail	0.573 km/s
Seiy essylagh	Seiy erbee
Albedo	0.05–0.5

She nane jeh eaystyn Harn eh Iapetus. T'eh ny hrass eayst smoo 'sy chorys Sarnagh as ny 11d eayst smoo ayns Corys ny Greiney t'eh as eh mysh 1,469 km er crantessen. T'eh enmyssit ass y Titan Iapetus, as v'eh feddynit magh ayns 1671 liorish Giovanni Domenico Cassini.

Rere glooaght, t'eh lhag-hrome as jeant er y chooid smoo ass rio. Ta shiartanse dy hroyn quaagh er lheh ry-gheddyn er Iapetus, goaill stiagh anchaslys jeean ayns daaghyn eddyr y lieh-chruinney toshee, ta dorraghey, as y lieh-chruinney sleaydagh, ta gial, chammah's dreeym mean-chiarkylagh ta roie tree kerroo mygeayrt yn eayst.

Imraaghyn

↑ Pseudo-MPEC for Saturn VIII Er ny hashtey 2012-02-22 ec y Wayback Machine
↑ Jacobson, R.A. (2009) SAT317 (2009-12-17). "Planetary Satellite Mean Orbital Parameters". JPL/NASA. Feddynit magh er 2011-01-15.
↑ Stated in: Cartographic Mapping of the Icy Satellites Using ISS and VIMS Data. Page(s): 763-781. DOI: 10.1007/978-1-4020-9217-6_24. Language of work or name: Baarle. Publication date: 2009.
↑ Observatorio ARVAL (15 Averil 2007). "Classic Satellites of the Solar System". Observatorio ARVAL. Er ny hashtey veih yn lhieggan bunneydagh er 20 Mean Fouyir 2011. Feddynit magh er 2011-12-17.
1 2 Jacobson, Robert. A. (1 Sauin 2022). "The Orbits of the Main Saturnian Satellites, the Saturnian System Gravity Field, and the Orientation of Saturn's Pole*". The Astronomical Journal. 164 (5): 199. Bibcode:2022AJ....164..199J. doi:10.3847/1538-3881/ac90c9. S2CID 252992162. {{cite journal}}: Check date values in: |date= (cooney)
↑ Williams, David R. "Saturnian Satellite Fact Sheet". NASA. Er ny hashtey veih yn lhieggan bunneydagh er 2010-04-30. Feddynit magh er 2007-11-04.

Kianglaghyn magh

Duillag y vishoon Cassini – Iapetus
The Planetary Society: Iapetus
Google Iapetus 3D, caslys-çheerey eddyrobbragh yn eayst
Jallooyn Cassini er Iapetus Er ny hashtey 2011-07-25 ec y Wayback Machine
Jallooyn Iapetus ec y Planetary Photojournal lesh JPL
Movie of Çhyndaa Iapetus ec ynnyd-eggey y National Oceanic and Atmospheric Administration
Atlas Iapetus (Jerrey Fouyir 2008) voish jallooyn Cassini
Enmyssey Iapetus as caslys-çheerey Iapetus marish enmyn troyn voish duillag enmyssey planaidagh USGS
Etlagh harrish Iapetus (feeshan)

[1] Pseudo-MPEC for Saturn VIII Er ny hashtey 2012-02-22 ec y Wayback Machine

[jpl-ssd-2] Jacobson, R.A. (2009) SAT317 (2009-12-17). "Planetary Satellite Mean Orbital Parameters". JPL/NASA. Feddynit magh er 2011-01-15.

[fe237d76f39722070afc38426d323b257e312584-3] Stated in: Cartographic Mapping of the Icy Satellites Using ISS and VIMS Data. Page(s): 763-781. DOI: 10.1007/978-1-4020-9217-6_24. Language of work or name: Baarle. Publication date: 2009.

[Observatorio_ARVAL-4] Observatorio ARVAL (15 Averil 2007). "Classic Satellites of the Solar System". Observatorio ARVAL. Er ny hashtey veih yn lhieggan bunneydagh er 20 Mean Fouyir 2011. Feddynit magh er 2011-12-17.

[Jacobson2022-5] 1 2 Jacobson, Robert. A. (1 Sauin 2022). "The Orbits of the Main Saturnian Satellites, the Saturnian System Gravity Field, and the Orientation of Saturn's Pole*". The Astronomical Journal. 164 (5): 199. Bibcode:2022AJ....164..199J. doi:10.3847/1538-3881/ac90c9. S2CID 252992162. {{cite journal}}: Check date values in: |date= (cooney)

[fact-6] Williams, David R. "Saturnian Satellite Fact Sheet". NASA. Er ny hashtey veih yn lhieggan bunneydagh er 2010-04-30. Feddynit magh er 2007-11-04.

[1]

[2]

[3]

[4]

[5]

[6]