WDC-A Digital Exchange Format for One-Minute Geomagnetic Data (Update August 1993) 1. The logical record length is 400 coded characters containing header information, blank spaces, and data for one element for one hour. ... Each logical record contains header information and data in the following format: North polar distance, longitude, year, month, day, hour, element, observatory code, blank spaces, 60 data values, and an hourly mean. ... ORG is the origin of the data. A = Alaska Chain. ...

... Moon Phase below . ... ARTICLE: Why the moon always shows us the same face . ... Before you continue reading, you should know that this was not always the case, i.e. the Moon once was rotating with respect to the Earth, so that on every night a terrestrial observer (if there was one, because this was long, long before mankind appeared on our planet, and even before any major animals had appeared) saw another face of the Moon. ... Figure 1 (not to scale) shows how we can imagine the system Earth-Moon...

Super Rocket Targets . NPO MOLNIYA has been designing rockets-targets for over 30 years using the great experience in crea-ting anti-aircraft guided rockets (AGR) for C-25M. On the basis of B-300 anti-aircraft rockets which expired their service life, there were designed, tested and put into the serial production the following types of the rocket - ... The analogue of this system successfully passed the state tests with the ZVEZDA-4 rocket-target. ...

Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Апрель 1998 . ... The downlink telemetry rate is presently 40 bps except during the Probe Checkout #2 data playback over specially requested 70m passes. Spacecraft Activity Summary: Orbiter: On Friday , 04/03, the third of seven sequenced data playbacks occurred for Huygens Probe Checkout #2. ... On Saturday, 04/04, the fourth data playback occurred for Probe Checkout #2. ...

... A rough estimation is that in the United States there is one planetarium per 100,000 population, ranging in size from the Hayden Planetarium's 20-meter dome seating 430 people, to three-meter inflatable portable domes where children sit on the floor. ... Together dblo associates make a huge impact in the architecture, interior design and development arena in London. ... With the holidays around the corner what better way to spoil your family than with your very own private home cinema. ...