... Direct data transmission rate (Mbps) . ... the density of electron fluexs with energies in four bands from 0.04 MeV to 1.7 MeV; . ... sensor (TV, IR) data and heliogeophisical information (HGI) transmission to data receiving and processing centers at a rate of up to 2.56 Mbps; . ... 1.76 GHz - TV- and heliogeophysical information and DCLI's data transmission to data receiving and processing centers; . 7.5 GHz - TV- and heliogeophisical data transmission to data receiving and processing centers; . ...

... Spacecraft . 29b. Satellites looking down . ... 29e. Explorers of distant space . ... The Hubble orbiting telescope. ... The Hubble telescope , in low Earth orbit, overcomes such limitations, in the visible range and in part of the UV. ... So fruitful was this observation that a second "deep field" exposure of such length, near the southern pole of the heavens, was recently conducted. ... Some satellites specialize in observing the Sun, such as the Japanese Yohkoh and NASA's SOHO . ...

THE RELATIVE MONTHLY MEAN SUNSPOT NUMBER ON APRIL 2015 HAS MADE Wapr.= ... 128.8 THE MONTHLY MEAN OF GEOMAGNETIC Ap-index ON 2015, APRIL Ap apr.= 10.3 ---------------------------------------------------------------------- Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 27.04 - 03.05.2015, Forecast on 04 - 11.05.2015, Carrington Rotation 2163 (24,21.04.2015) SUNSPOT-FORMING ACTIVITY OF THE SUN WAS THE FIRST 2 DAYS AND 3.05 AT THE AVERAGE LEVEL, AND ON LOW LEVEL IN OTHER DAYS. ...

... Moon . ... solar system . ... NASAт??s Solar Dynamics Observatory catches a double photobomb . ... NASA s Solar Dynamics Observatory captured images of Earth and the Moon as they crossed the Sun s bright face. ... On September 13, 2015, as NASA s Solar Dynamics Observatory (SDO) kept up its constant watch on the Sun, its view was photobombed not once, but twice. ... NASA s Solar Dynamics Observatory captured this image of Earth and the Moon transiting the Sun together on September 13, 2015. ...

... You are a hot-shot rocket pilot. ... So whenever there is a difficult rescue mission to be carried out in space, they call on you. ... You will use computer simulators, which accurately model the motions of a rocketship. ... They should run on any computer with a web browser and an internet connection. ... Your spacecraft is a yellow sliver. ... Your mission is to rescue Luke. ... His spacecraft has run out of fuel, and unless you rescue him, will continue to drift there for billions of years. ...

Aristarch is Copernic of Classic World. ... First Aristarch determined the fact for how many times the Sun was father then the Moon and then he compared the Sun and the Moon with the Earth. ... Only the Moon rotates around the Earth. ... Gipparch suggested that the Sun turned around the Earth steady and in circumference but the Earth is displaced according its centre. ... The orbit point in which the Sun is nearer to the Earth Gipparch called perigee and the most remote one he called apogee . ...

... Bad Astronomy . ... Bitesize Astronomy . ... You can be very general (``on Earth'', or ``150 million kilometers from the Sun''), or very specific. ... As part of my daylife work, I was assigned the task to find out just where the Earth is at a given time. We need this because we are observing a target that pulses, and to time the pulses we need to know just where the Earth is in relation to the Sun. ... To understand the delay, we need a very good position for the Earth. ... 2008 Phil Plait. ...

... Phys., 45, 409-419 10.02.2010 , . PLHR: o 50 / 60 / 100 / 120 o MLR: o 50 / 60 / 100 / 120 o o , - PorojДrvi 17/11/1993 Total power -5 dB 1,8 -15 1,7 -25 1,6 14.09 14.11 Time(UT) -35 14.13 Frequency (kHz) 4,2 4,1 4,0 07.30 -30 -40 07.45 Time(UT) 07.00 10.02.2010 Frequency (kHz) PorojДrvi 25/01/1993 Total power 4,3 -20 dB , . ... 10.02.2010 , . ... f1 < < fn < fn+ 1 20 ms 128 Frequency (kHz) 1,8 1,8 Frequency (kHz) 4 dB 0 -20 1,7 1,7 1,6 0 10.02.2010 30 Time(sec) 60 1,6 -40 0 0,3 Time(sec) 0,6 , . ...

... Contents . ... Sidereal time . ... Mean longitude of the Moon, mean elements of the Moon's orbit and equator . ... Ephemeris for physical observations of the Sun . ... Ephemeris for physical observations of the Moon . ... Matrix elements for conversion to CIRS . ... Conversion of mean time to sidereal time (with accuracy 0.01 s ) . ... Conversion of sidereal time to mean time (with accuracy 0.01 s ) . ... Conversion of mean time to sidereal time (with accuracy 0.001 s and 0.0001 s ) . ...

. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.

... Pre-university education . ... Samara region . ... A small spacecraft Aist-2D , developed by the scientists of Samara State Aerospace University (SSAU) and the experts of the Rocket and Space Centre Progress will see from outer space what is hidden under the thick top of trees and below the Earth's surface. The radar equipment was installed on Aist-2D , which was delivered to the space launcher complex Vostochniy on January 22. ... Tomography of the Earth's ionosphere will also be carried out. ...

... In more detail, the task requires as main input a table in a data set which contains a column with times in XMM MET (Mission Elapsed Time) frame[1]. ... Parameter Mand Type Default Constraints withtable yes boolean true Whether to convert ta- ble in a dataset should be set to true if a table containing events to correct has been speci ed and to false otherwise. table yes string name of existing table a speci er which must point to a table in a data set. ...

... Up: Data Analysis Tools, Techniques, and Software . ... The Burst and Transient Source Experiment (BATSE) on the Compton Gamma Ray Observatory (CGRO) is successfully being used as an all-sky hard X-ray monitor. ... The Burst and Transient Source Experiment ( BATSE ) on the Compton Gamma Ray Observatory ( CGRO ) is being used as an all-sky monitor of point-like hard X and ray sources in the 20 keV-1 MeV energy range (Harmon et al. ... For most sources, 10-20 clean steps per day are available. ...

Comet C/2006 P1 (McNaught) . ... COMETS . In 2008 the 42 periodical comets will return to perihelions. Comet C/2004 Q2 (Machholz) . ... Comets 8P/Tuttle and 17P/Holmes (at right) . ... Time . ... 1.00 . ... Feb. 2 . ... P/2006 F1 (Kovalsky) . ... P/2001 Q5 (LINEAR-NEAT) . ... P/2000 B3 (LINEAR) . ... 11P/Tempel-Swift-LINEAR . ... P/2001 CV 8 (LINEAR) . ... Note: All time moments are given in Universal Time (UT) units. For Kyiv Local_Time=UT+2 h (and Local_Time=UT+3 h for summer time). ...

... In particular, members of the project regularly organize events dedicated to various interesting astronomical phenomena and events - solar and lunar eclipses, transit of Venus, etc. A total lunar eclipse will occur on April 15th, 2014, the first in two and half years. ... GLORIA will travel to Peru to broadcast the event live. ... Lunar eclipse . Lunar eclipses occur when the Moon passes into the Earth's shadow. ... A partial eclipse will be visible from the Canary Islands. The broadcast . ...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... Here we present the ionospheric parameters variations for quiet conditions. ...

. This color image was obtained with Fuji color film (Super Plus 400) in focal plane of the 70-cm reflector (F = 27 m) at Lisniki Observatory by A.M.Evtushevsky. Data and time of observation: April 27, 1997, 21:25 LT. Comet-Earth distance: 1.7 a.u. Time of exposure: 10 min. Field of view : 3 minutes of arc. Distance between shells, in average: 15 000 km. Diameter of bright coma in the picture center: of about 5 000 km. Last updated: January, 2005.

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . Login . See many more Astronomy Listings by: Category or Alphabet . ... Listed Since July 15, 1998 . ... Web Site . ... However, you must Login to submit a comment. ... Web . www.astronomy.net . About Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . are trademarks of John Huggins ...

... 03.32 AM - the first impulse is performed using the Progress M1-5 eight thrusters to construct the pre-descent orbit. ... maximal distance from earth surface - 219 km . minimal distance from earth surface - 188 km . ... 05.00.24 AM - the second impulse is performed using the Progress M1-5 eight thrusters to construct the pre- descent orbit. ... 08.08 AM - the final third breaking impulse is performed using a combination of the Progress M1-5 main engine and eight thrusters to deorbit Mir OC. ...

SETI with SKA1 and SKA 2 Alan Penny1, Heino Falcke2, Mike Garrett 3 1 University of St Andrews and South African Astronomical Observatory PI: LOFAR Early Access Program LEA070 ­ 'A SETI Pilot Program' 2 Raboud University 3 ASTRON and Leiden University AAVP2010 U Cambridge 8-10 December 2010 What a radio SETI search looks for A narrow (perhaps1 Hz wide) spectral line Sections 1. SETI 2. Experience of SETI with LOFAR and WSRT 3. SETI and SKA - needs Sections 1. ...