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1. Why do the constellations and the Moon appear upside down from the Southern
... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Observing . ... Why do the constellations and the Moon appear upside down from the Southern Hemisphere? ... From the Southern Hemisphere, any object or constellation that lies near the celestial equator (the imaginary line that divides the northern and southern halves of the sky) would appear both upside down and reversed left to right compared to a northern perspective. ... Get instant access to subscriber content on Astronomy...
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2. The CORONAS-PHOTON has registered the formation of the Sun's southern belt of
... The Russian TESIS/ CORONAS-PHOTON Solar Observatory, which has been working in orbit since January 30th, 2009, has photographed one of the most important events in the build up to the upcoming solar cycle - the formation of our star's new southern belt of activity. The first magnetic fields of the new cycle in the southern hemisphere appeared on the Sun's surface on May 23-24th. ... The belt of activity is one of the primary concepts, characterizing the solar cycle. ...
[ Сохраненная копия ]  Ссылки -- 10.6 Кб -- 01.10.2012
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3. Phil Plait's Bad Astronomy: Bitesize Astronomy
... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...
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4. ESO - The reduced science spectrum displayed in the Reflex window appears good
... Data Reduction FAQ > The reduced science spectrum displayed in the Reflex window appears good but when I try to plot it, it is quite different. How can I get it? ... Observing with ESO Telescopes . ... ESO-MIDAS . ... Reflex . ... ESO Data . ... ESO HST Image Galleries . ... ESO Data Access Policy . ... ESO Science Newsletter . ... ESO Annual Reports . ... Seminars at ESO Santiago . ... Seminars at ESO Garching . ... ESO Telescope Bibliography . ... Last Update: 01.04.14 ESO . ...
[ Сохраненная копия ]  Ссылки -- 22.2 Кб -- 10.04.2016
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5. The Galaxy Gallery: Messier Objects
M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...
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6. Armagh Observatory
... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... These noctilucent "night-shining" clouds (or NLCs) are believed to form by sunlight reflecting off ice crystals high in the atmosphere, and usually appear in the northwest to northeast. ... NLCs occur at very high altitudes, in excess of 50 miles high, in the region above the stratosphere known as the mesosphere and at first sight they look like cirrus clouds. ... Noctilucent Clouds, July 2006 . ... NLCs from Space . ...
[ Сохраненная копия ]  Ссылки -- 8.4 Кб -- 09.03.2010
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7. Processing of Observed Data
Next: Conclusions Up: Adaptive Least Squares Image Previous: Processing of Simulated . Fig. 6 shows an image of Saturn which was recorded with the Wide Field / Planetary Camera. It is stored in the file SATURN.FITS. The measured point spread function from the data file SATURN_PSF.FITS is also displayed. Fig. 7 shows the result of restoration. The restored image appears much clearer, with higher contrast than the measured data. ... Thu Jun 2 15:47:14 EDT 1994 ...
[ Сохраненная копия ]  Ссылки -- 2.5 Кб -- 02.06.1994
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8. The Polar Aurora
... a greenish glow is often seen in the sky, known as the "Northern Lights." ... During magnetic storms, the glow may move southwards, and on occasion it can be seen in much of the US. ... A similar phenomenon is also seen in southern polar regions. ... Auroral light is produced at a height of about 100 km (60 miles) when fast electrons, arriving from space, slam into atoms and molecules of the atmosphere. ... The green light of the aurora puzzled scientists for many years, since it fit no known...
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9. Where and When to See Comet PANSTARRS | Astronotes
Astronotes Armagh Planetarium's Stellar Blog! ... By admin March 6, 2013 Posted in: Comets and Asteroids . ... Comet PANSTARRS reaches perihelion, its closest approach to the Sun on 10 March, after this it will start to move away from the Sun and to be visible in the twilight sky to observers in the northern hemisphere. ... It was a very faint and delicate white ?feather? against a deep golden sky.€а It took quite some effort to find even with binoculars and I could not see it at all without them. ...
[ Сохраненная копия ]  Ссылки -- 49.0 Кб -- 09.04.2016
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10. XWare > APOD
... The Small Cloud of Magellan (SMC) . ... Almost unknown to casual observers in the northern hemisphere, the southern sky contains two diffuse wonders known as the Magellanic Clouds. ... Jovian Aurora . ... These two recently released Hubble Space Telescope close-ups show the Northern and Southern lights ... on Jupiter. ... Closer To Beta Pic . ... Since the 1980s, astronomers have been pointing toward Beta Pictoris, a young, sun-like star a mere 50 light-years distant, as a likely example. ...
[ Сохраненная копия ]  Ссылки -- 13.9 Кб -- 13.04.2016
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11. The Sunspot Observer - The solar regions - The description of the solar regions
Statistics of sunspot activity . ... The solar regions . ... The description of the solar regions . ... The growing bipolar group had appeared at the tenth parallel of the Southern hemisphere 30.04.04, to the West from the central meridian. ... The sunspot with perceptible symmetrical penumbra was observed at the mid latitudes of the Southern hemisphere since 11.11 to 23.11.04. ... The small bipolar group was observed at the tenth parallel of the Southern hemisphere since 16.11 to 20.11.04. ...
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12. Fabry-Perot Interferometer: Gallery Old
... Here some data observed on the 6m telescope with IFP installed in the OLD focal reducer are presented. ... Mkn 3: velocity field . ... NGC 5252: [OIII] image . ... NGC 5252 was observed 23 Feb. 1998 in the [OIII]5007 emission line with CCD TK1024 as detector. ... We observed the ionized gas velocity fields of the spiral galaxies with two purpose. ... Restored velocity field of NGC 157 in the reference frame rotating with the pattern speed overlaid on the Ha image of the galaxy . ... NGC 4100 . ...
[ Сохраненная копия ]  Ссылки -- 9.9 Кб -- 28.12.2007
[ Сохраненная копия ]  Ссылки -- 9.9 Кб -- 11.09.2010
[ Сохраненная копия ]  Ссылки -- 9.9 Кб -- 02.10.2012
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... Type in P2030 in the "Project number" box, your initials in the "Observer" box and press the "Pulsar" button in front of the "Observing mode". In the "Receiver selection menu" select "ALFA", then press the "Accept" button. Press the "Load configuration" button. This opens up the "Load CIMA configuration file". ... Set Mock Spectrometer Levels: In the "Mock spectrometer configuration menu", just click on the "Adjust Mock power" button, near the lower right corner. ...
[ Сохраненная копия ]  Ссылки -- 4.9 Кб -- 16.03.2009
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14. dense_gas
Starbursts are regions of enhanced star formation efficiency, where gas is being converted into stars at much higher rates than can be sustained over billions of years. ... A nice example in the southern sky is the nearby galaxy NGC 7552, which was imaged with the Compact Array at 3 cm by Forbes et al. ... On 9 May we re-observed this galaxy with the Compact Array in the 3-mm lines of HCN and HCO + . ... The two lines were observed simultaneously, allowing a direct comparison of their line strengths. ...
[ Сохраненная копия ]  Ссылки -- 5.5 Кб -- 23.01.2013
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15. A collection of images
... The TRACE images may be used without restrictions in publications of any kind. ... These two images, taken on 18 November 2000 at 15:54UT and 16:11UT, respectively, show such an event: the red circle in the image to the left shows a region where many loops are cooling, with bright loop tops (the intensity scales with the square root of the image to reduce the dynamic range). ... See also a collection of images related to the Sun, other cool stars, and solar-terrestrial effects . ... Images | ...
[ Сохраненная копия ]  Ссылки -- 13.0 Кб -- 28.12.2000
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... 2 April 1999 . The Nobeyama Radioheliograph data show that in the microwave range, besides large-scale trans-equatorial chains (see, e.g., the May 11-15, 1993 and November 1-4, 1993 events), there are also many examples displaying large and strongly evolving "longitudinal" or "internal" chains connecting remote active regions inside an active zone in one (northern or southern) hemisphere (the August 20-September 3, 1998 event). ... Last update: 2 April 1999 . ...
[ Сохраненная копия ]  Ссылки -- 4.9 Кб -- 02.04.1999
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17. ASP: Using Multicultural Dimensions to Teach Astronomy
... the time of observation . ... Observing the Changing Position of the Sun To Establish Cardinal Directions . ... Observations of the Sun's apparent movement across the sky and its pattern of rising and setting in the east and west horizon helped to establish the cardinal directions. ... The final stage of the Sun's return was marked by the observation that the Sun had reached its highest altitude when the full width of your mitted hand could fill the gap between the Sun and the horizon. ...
[ Сохраненная копия ]  Ссылки -- 15.2 Кб -- 02.10.2012
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18. The Polar Aurora
... Note: Click here a longer, much more comprehensive overview of the polar aurora . ... Magnetic Field . ... Aurora . ... 3b. Fritz Aurora . ... Electrons . ... Typical aurora (Dick Hutchinson ї) . In Alaska, Canada, Norway, Finland or northern Russia, on a clear night, a greenish glow is often seen in the sky, known as the "Northern Lights." ... Auroral light is produced at a height of about 100 km (60 miles) when fast electrons, arriving from space, slam into atoms and molecules of the atmosphere. ...
[ Сохраненная копия ]  Ссылки -- 11.9 Кб -- 24.03.2006
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19. (Untitled)
User has a possibility to add new string (row) with observed data to the table, to insert string between existing ones, to edit observed data or to delete some strings. To add string select task item in menu bar ( O – C , Identification, Plates, or Observatories ) and then Add String in drop-down menu. ... Marked strings will disappear. ... To select a place for inserting just mark some string, select Paste item in drop-down menu, and block copy appears above this string. ...
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20. Radio survey for new compact HII regions
... 227Wink This paper containes an investigation of 91 sources which appear to be point sources when observed with the angular resolution of the 100-m telescope at 4.9 GHz, teta_a = 2.6', and which we expected to be HII regions. The basic search list was prepared from the 4.9 GHz survey of the galactic plane by Altenhoff et al. ... In the present paper we list 4.9 GHz flux densities only for sources for sources for which we present new observations. ... source structure indicated . ...
[ Сохраненная копия ]  Ссылки -- 4.8 Кб -- 18.03.2015
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