哈特雷二號彗星
Also known as Comet Hartley 2
Comet Hartley 2, designated as 103P/Hartley by the Minor Planet Center, is a small periodic comet with an orbital period of 6.48 years. It was discovered by Malcolm Hartley in 1986 at the Schmidt Telescope Unit, Siding Spring Observatory, Australia. Its diameter is estimated to be
Key facts
- Comet.name
- 103P/Hartley
- Comet.image
- Comet Hartley 2.jpg
- Comet.caption
- The nucleus of Comet Hartley 2 photographed by the Deep Impact (EPOXI) mission on November 2010
- Comet.discoverer
- Malcolm Hartley
- Comet.discovery_site
- Siding Spring, Australia
- Comet.discovery_date
- 15 March 1986
- Comet.mpc_name
- P/1986 E2, P/1991 N1
- Comet.epoch
- 5 May 2025 (JD 2460800.5)
- Comet.observation_arc
- 20.44 years
- Comet.obs
- 8,857
- Comet.perihelion
- 1.06 AU
- Comet.aphelion
- 5.89 AU
Article · 中文
哈特雷二號彗星，正式名称为103P/Hartley，是一颗周期为6.46年的短周期彗星 ，1986年由马尔科姆·哈特雷在澳大利亚赛丁泉天文台的施密特望远镜单元发现。 它的直径约为1.2 到1.6 km。2010年11月4日，它被深度撞击号宇宙飞船所飞掠过，它们之间的最近距离不到700km。 这是EPOXI任务的一个组成部分。
Abstract from DBpedia / Wikipedia · CC BY-SA