... Magnetic storms online . ... Geomagnetic activity forecast . ... September : 2015 . ... No magnetic storm is expected . From 2 September 2015 to 28 September 2015 the following magnetic storms and disturbances are expected: . September 12, 2015 geomagnetic disturbances . September 02, 2015 geomagnetic storm of level G1 (minor) . ... September 20, 2015 geomagnetic disturbances 2 September 2015 - 28 September 2015 . 01.09.2015 . ... Probability of a magnetic storm . ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2009 September 8 . Unexpected Impact on Jupiter . ... Explanation: Two months ago, something unexpected hit Jupiter. First discovered by an amateur astronomer Anthony Wesley on 2009 July 19, the impact was quickly confirmed and even imaged by the Hubble Space Telescope during the next week. ... About APOD | ...

Weekly Bulletin on Solar and Geomagnetic Activity Highlights on 03 - 09.09.2012, Forecast on 10 - 17.09.2012, Carrington Rotations 2127, 2128 (15,04.08; 11,29.09.2012) SUNSPOT-FORMING ACTIVITY OF THE SUN ON SEPTEMBER 3 AND 4 WAS AT THE HIGH LEVEL ALSO DURING THE REMAINING DAYS ON THE AVERAGE LEVEL. ... NEXT WEEK THE LEVEL OF SUNSPOT ACTIVITY IS EXPECTED TO BE AVERAGE. ... BY DATA OF SOHO AND STEREO CORONOGRAPHS FOR THE PERIOD IT WAS OBSERVED 56 CME AMONG WHICH 3 WERE TYPE "PARTIAL HALO II". ...

Astronomy Picture of the Day . An Unexpected Aurora over Norway . ... 4.05.2015 . ... Credit Copyright: Tommy Richardsen Explanation: Sometimes the sky lights up unexpectedly. A trip to northern Norway to photograph auroras was not going as well as hoped. It was now past midnight in Steinsvik , Troms , in northern Norway , and the date was 2014 February 8. ... When the sky suddenly exploded with spectacular aurora . ... Publications with keywords: aurora . ... Aurora over Clouds . ...

Blackholes2 Forum Message . ... Post . ... Shifts Are As Would Be Expected. ... Post Message | ... Red and blue shifts can be caused by velocities also. ... The expectd result would be a red or blue shift proportional to the aparent distance an object is from the observer. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Over the first 4 years, its X-ray telescopes eROSITA and ART-XC will survey the whole sky with a record sensitivity in the 0.5-10 keV energy band. ... The goal of the second international Spectrum-RG conference is to discuss the different scientific topics addressed by the mission, synergies with surveys at other wavelengths, and requirements to follow-up observations.Contributed talks and poster presentations are invited on the topics related to the SRG science goals. ... Active galactic nuclei . ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... September Perseid meteors captured by the . ... Its occurrence provides astronomers with interesting new data about the hidden trails of meteoroids тАФ small bodies ranging in size from fine dust particles to objects of marble-size and larger тАФ in the solar system and their supposed sources: comets and asteroids passing through the inner solar system. ... The particular comet that created the September Perseids is unknown...

HST MOSES Electrical Power Subsystem Natalie Seftas September 30, 2002 INSTRUMENT OR SUBSYSTEM: SA3 Drive Mechanism Performance REQUIREMENT: J10.4.14.1.1 "Verify that SA3 Drive Mechanism is performin g nominally and that the sensed positions are within +/- 3.5 degrees of the commanded position when operating within the range of 0 to 130 degrees and +/- 5.0 degrees if operating outside this range. ... DESCRIPTION OF RESULTS : HST power performance has exceeded BOL predictions. ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... History . Brief History of Rocket and Space Technology . ... Project History . ISS Russian Segment . Steps of ISS Assembly . ... ISS 45/46 . ... Rocket Space Complexes . ... Automatic Space Systems . ... History of flights . ... Vascular hyporeactivity (loss of vascular muscle tone) is a major health problem in the elderly and sedentary people. ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

The Chi-Square Goodness of Fit Statistic . This statistic enables us to test whether observed frequencies are close to . those we would expect. ... Expected frequencies . ... For example, if we . have an honest die we would expect 1/6 of all cases to show any of . ... So, for example, if we roll a die 60 times we would expect : . ... If we actually roll a die 60 times we wouldn't expect each of the faces . ... times each face actually comes up is the observed frequency for that face. ...

... Annual Meeting . ... Exhibitors . ... This year's ASP Annual Meeting, "Science Education and Outreach: Forging a Path to the Future" is once again expected to be 2009's largest gathering of astronomy/space science education and outreach professionals, with an expected attendance of 250 or more. ... Exhibit Information . ... Exhibitors will be responsible for shipping their display materials to and from the hotel (instructions below) and for setting up and tearing down their own exhibits. ... 5:00pm ...

Тема : Хвостатые гостьи V (информация для наблюдения комет) .. Показать сообщение отдельно . ... Хвостатые гостьи .. ... после того, как ISON приплыл мимо нас, земля находится на орбитальной траектории, которая пройдет через след частицы кометы (тот, который ISON оставил позади, когда это приближалось к солнцу и это случайно встретит или вокруг 12 я