Sentences with phrase «for occultation»

Are you preparing for the Occultation, the coming of «hidden Imam»?

But even for those occultation surveys, discoveries are tough to come by.

Not exact matches

Astronomers using telescopes at seven different locations, including the 1.54 - metre Danish and TRAPPIST telescopes at ESO's La Silla Observatory in Chile [5], were able to watch the star apparently vanish for a few seconds as its light was blocked by Chariklo — an occultation [6].

«This is a good place for things like an occultation, like the transit of Venus in 2004,» Consolmagno says.

For main - belt objects, data from many years, even decades, may be required to get an accurate picture, assuming supplementary data from radar, adaptive optics, and / or occultations are not available.

Cassini makes the first radio occultation of Saturn's rings producing this simulated image with green for particles smaller than 5 cm and purple where particles are larger.

While an occultation of the star occurs around 17h UT for observers in Japan, central Asia and the Middle East, skywatchers in the UK will have to settle for a near miss.

This occultation took place on April 23, 2011 and lasted for no more than a minute.

This event followed an occultation of the star by Saturn and the rings which was well observed from the Americas and we have been cooperating with the BAA Saturn Section over the collection of data for the events.

Among the witnesses was Alexander (Sandy) MacDonald of Spire Global, one of the companies that plans to provide the type of data NOAA will use for the pilot project (GPS - Radio Occultation data).

The presence of an atmosphere dims a star's light more gradually, as can be seen in this image of Pluto with an occultation illustrated for context.

However, for a short time at the start and end of the occultation, Pluto's atmosphere was backlit by the star, and the starlight dimmed more gradually.

«When the 1988 stellar occultation occurred, scientists were out to detect the atmosphere, which had been expected on theoretical grounds for more than a decade,» Alan Stern, New Horizons principal investigator, said via email.

This European Space Agency (ESA) satellite for direct - pointing and lunar - occultation observation of X-ray sources beyond the solar system was launched into a highly eccentric orbit (apogee 200,000 km, perigee 500 km) almost perpendicular to that of the moon on May 26, 1983.

Due to the high value of radio occultation measurements for monitoring the current tropospheric weather conditions, a follow on mission of COSMIC / Formosat is planned which will provide a huge database for ionosphere sounding.