Pons brooks

Författare/Upphovsman:

Nielander

Kreditera:

Eget arbete

Kort länk:

https://sewiki.info/b/bb4ac

Källa:

Wikimedia Commons

Upplösning:

4380 x 2870 Pixel (8878915 Bytes)

Beskrivning:

12P/Pons–Brooks is a periodiccomet with an orbital period of 71 years. It fits the classical definition of a Halley-type comet with an orbital period between 20 and 200 years, and is also one of the brightest known periodic comets, reaching an absolute visual magnitude ~5 in its approach to perihelion.=10.5px Comet Pons-Brooks was discovered at Marseilles Observatory in July 1812 by Jean-Louis Pons, and then later recovered in 1883 by William Robert Brooks.

Licens:

CC0

Licensvillkor:

Creative Commons Zero, Public Domain Dedication