Найдено документов: 6060 (2 сайтов) ---- Время поиска: 0.10сек. |
Показаны документы, содержащие фрагменты текста из документа
http://www.naic.edu/about/accomplishments.html.
http://www.naic.edu/about/accomplishments.html.
1. Arecibo Radar Discovers Triple Near-Earth Asteroid
Image credit: Michael Nolan, Arecibo Observatory. These radar images of near-Earth asteroid 2001 SN263 were obtained on 2008 Feb 12 and 13. ... Image from Feb 12 . ... First near-Earth triple asteroid discovered by Arecibo Observatory . ... was discovered this week by astronomers at the sensitive radar telescope at Cornell University?s Arecibo Observatory in Puerto Rico. ... For example, Arecibo has discovered more than half of the near-Earth binary asteroid systems discovered since 1999. ...
[
Сохраненная копия
]
Ссылки http://www.naic.edu/~pradar/asteroids/2001SN263/ -- 7.7 Кб -- 23.02.2008
Похожие документы
Похожие документы
Еще в разделе:
(Показать все результаты (>6059) - www.naic.edu/ )
2. http://www.naic.edu/~phil/mbeam/hipass.pdf
... 2.3 Data acquisition Spectra generated by the Multibeam correlator contain the usual structure seen in spectra from other H i instruments: a bandpass spectrum which is the sum of the sky , ground and receiver temperatures multiplied by the product of the filters in the receiver chain; superimposed on this is a noise ... Note also that sources extended much beyond ,40 arcmin can be imaged poorly in HIPASS images because of the bandpass sidelobe effect described in Section 3.3. ...
[
Текст
]
Ссылки http://www.naic.edu/~phil/mbeam/hipass.pdf -- 370.1 Кб -- 14.03.2003
Похожие документы
Похожие документы
Астронет | Научная сеть | ГАИШ МГУ | Поиск по МГУ | О проекте | Авторам
Комментарии, вопросы? Пишите: info@astronet.ru или сюда