... 2000 February 14 . An Unexpected Asteroid Valentine . Credit: NEAR Project , JHU APL , NASA . ... Friday, to the surprise of many, the NEAR mission on approach to asteroid 433 EROS photographed what appears to be a heart-shaped depression . After NEAR reaches the asteroid today, NASA plans a series of maneuvers to make the robot spacecraft the first ever to orbit an asteroid. ... About APOD | ... NASA Technical Rep.: ... A service of: LHEA at NASA / GSFC . ...

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• APOD: 2015 May 4 - An Unexpected Aurora over Norway
• APOD: 2015 February 4 - Stars, Sprites, Clouds, Auroras
• APOD: 2011 May 23 - An Unexpected Flare from the Crab Nebula

... HST . UDF/ACS Parameters: . Pointing, Filters, Depth, and Status . ... Data . ... Based on a consensus recommendation of a Scientific Advisory Committee to the STScI Director Steven Beckwith, supported by planning documents from a local Working Group , the parameters below have been adopted for the HST/ACS Ultra Deep Field. ... At the center of this picture the light blue diamond shows the ACS/WFC pointing of the Ultra Deep Field (UDF). ... Relative Depth of UDF w.r.t other HST surveys . ...

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• WFC3 Instrument Handbook
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Astronomy Picture of the Day . An Unexpected Asteroid Valentine . ... 14.02.2000 . ... February 2000 . ... 1999 2000 . ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ... A service of: LHEA at NASA / GSFC . ... U. Based on Astronomy Picture Of the Day . Publications with keywords: crater - 433 Eros - asteroid . Publications with words: crater - 433 Eros - asteroid . ... Lutetia: The Largest Asteroid Yet Visited . ... Messier Craters in Stereo . ...

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• An Unexpected Aurora over Norway
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XMM­Newton CCF Release Note XMM­CCF­REL­55 OM Astrometry R. Much December 11, 2000 1 CCF components Name of CCF VALDATE List of Blocks changed CAL VERSION XSCS flag OM ASTROMET 0008 2000­01­01T00:00:00 FILTER­U Yes FILTER­B Yes FILTER­UVW1 Yes FILTER­UVW2 Yes FILTER­UVM2 Yes FILTER­WHITE Yes FILTER­MAGNI Yes FILTER­GRISM1 Yes FILTER­GRISM2 Yes POLYNOM MAP No 2 Changes Compared to the previous version the distortion maps of the U­, B­ and the three UV­filters have been updated. ... UVW2­positions). ...

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• http://xmm.vilspa.esa.es/docs/documents/CAL-SRN-0115-1-0.ps.gz
• http://xmm.vilspa.esa.es/docs/documents/CAL-TN-0051-1-2.ps.gz
• Suppression of detector noise at low energies

... Sun images . Magnetic storms online . Sun flares . Geomagnetic activity forecast . ... February : 2015 . ... No magnetic storm is expected . From 2 February 2015 to 28 February 2015 the following magnetic storms and disturbances are expected: . February 15, 2015 geomagnetic disturbances . ... February 02, 2015 geomagnetic storm of level G1 (minor) 2 February 2015 - 28 February 2015 . 01.02.2015 . ... Probability of a magnetic storm . ... Probability of a strong magnetic storm . ...

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• Space weather forecast February 01, 2016
• Space weather forecast February 02, 2016
• Space weather forecast February 07, 2016

Thursday, February 5, 2015 Tech o con discussion Attending: Alaina, Mark, Russet, Joe, Suzanne, Nick, Conor, Bill, Alysha - Vendor Update -- Joe · STA -- Chip at ITL for thinning and coating. ... Filters -- Quotes received from Astrodon. ... Lead time is 8-10 weeks so we should get those ordered soon. ... All filters edge-blackened. CVE -- They have machined all the small parts of the shutter but the CNC is down so the main housing is on hold till they get it working, maybe by Monday. ...

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• http://www.apo.nmsu.edu/arc35m/Instruments/ARCTIC/Development/techocon022515.pdf
• http://www.apo.nmsu.edu/arc35m/Instruments/ARCTIC/Development/arctic011215.pdf
• http://www.apo.nmsu.edu/Telescopes/ARCSAT/ObsSchedules/arcsat_may2015/AS06.html

... Actual stars are expected to be more complicated than these simulations. ... The spot may be entirely visible most of the time (one would observe a prolonged flux minimum low), and then part of it may disappear over the horizon briefly and then return (slow rise and then fall back to constant level). ... With the set of observations taken here, I have information available from several comparison stars and color information. ... The period found must be consistent with the data from any given night....

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Jeff mock supplied 6 different types of filters to use with the high resolution mode of the mock spectrometer. ... Plots were made of the time domain voltage response as well as the frequency domain power response. A decimation of 10 was used for the filter decimation. this gave a filter length of 80 coeff. The plots compare the filter shapes for these filter types (.ps) ( .pdf ) . ... Each color is a different filter type . middle: spectral density reponse for each filter . ...

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Next: The Chandra Automatic Data Processing Infrastructure . ... This is done with a Kalman filter and Rauch-Tung-Striebel (RTS) smoother, which are key components of the overall aspect solution software. ... The schematic shown in Figure 1 illustrates the basic flow of the Kalman filter design for Chandra aspect determination (Gelb 1974, TRW Memorandum 1996). ... Figure 1: Chandra Aspect Kalman Filter Schematic. ... The filter alone is not able to use future data to produce estimates. ...

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... 12.07.07 Nando - Test the magnitude of aperture corrections to Landoldt Apertures. ... 12.07.07 Palle - Write up some suggestions for tests to verify which FORS/UT combinations really have rotating features. Original text: Sabine's flatfield versus rotators angle look promising, but more tests should be done which do not depend on the structure looking like a finger. ... The halves could be either ordered by rot-angle (e.g. 0-180 together, 180-360 together), or totally random. ...

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Next: Hierarchical Wiener filtering Up: Noise reduction from Previous: The convolution from . Let us consider a measured wavelet coefficient at the scale i . We assume that its value, at a given scale and a given position, results from a noisy process, with a Gaussian distribution with a mathematical expectation , and a standard deviation : . ... We get: . ... This is done from the study of the variation of the noise between two scales, with an hypothesis of a white gaussian noise; . ...

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• Filters - Apache HTTP Server
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... Apache HTTP Server Version 2.2 . ... This document describes the use of filters in Apache. ... The Filter Chain is available in Apache 2.0 and higher, and enables applications to process incoming and outgoing data in a highly flexible and configurable manner, regardless of where the data comes from. ... A wider range of applications are implemented by third-party filter modules available from modules.apache.org and elsewhere. ... There are two ways to use filtering: Simple and Dynamic. ...

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• INFRARED CAMERA SPECTOMETER TNG
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... Current projects MNRF1997 - 3/12mm systems Construction of the new Mopra MMIC-based 3/12mm receiver is proceeding, with installation scheduled in September. ... Good performance up to 115GHz is expected. The fabrication of a set of spare components for the ATCA and Mopra 3/12mm receivers will be completed by July. ... MNRF2001 - ATCA Broadband Upgrade (CABB) A design for the LO/conversion system in the antenna has been chosen and work towards the construction of a prototype is proceeding. ...

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January 8, 2010 (Friday) Eugene Lim, Columbia University . ... February 15, 2010 Mariangela Lisanti, Stanford . ... 4:00pm, 472 Willamette Hall . ... return to top . ... Jets of hadrons are produced both by decays of strongly-interacting new particles beyond the Standard Model and by ordinary Standard Model interactions in high-energy collisions. Discovering new physics at the Tevatron or LHC will require reliable identification of the underlying high-energy particles that produce different jets. ...

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• The Galaxy Gallery Page 6: Comparative Morphology
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... Lucas (2000) also mentions the possibility of using the 183 GHz Water-Vapour Radiometers (WVRs) to correct for the emission. A correction based on the WVRs would largely remove the noise due to atmospheric emission, but would also add thermallike noise due to the noise within the radiometer itself. ... 125 100 K /m m K /m m 3 CORRECTING ALMA TOTAL-POWER OBSERVATIONS Each of the 12-m ALMA antennas will have a 183 GHz water vapour radiometer fed from the centre of the focal plane of the antenna. ...

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• http://www.mrao.cam.ac.uk/~anthony/latex/Lazarian.ps
• http://www.mrao.cam.ac.uk/projects/OAS/pmwiki/uploads/MROIFastTipTilt.InterfaceControl/ICD_list.pdf
• http://www.mrao.cam.ac.uk/~bn204/almasim08/papers/discuss.pdf

... Обзор LPR фильтра. Впечатления от наблюдений с LPR фильтром. ... Характеристики цветных фильтров Baader-Planetarium . Мой перевод pdf- файла о фильтрах с сайта Baader-Planetarium (379 кб) . ...

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• Baader NEODYMIUM (Moon & Skyglow) filter

... 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 . ... The goal of this experiment is to determine whether natural killer (NK) cell activity is altered in microgravity. ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

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... Images obtained using the Faulkes Telescope South, operated by Las Cumbres Observatory. ... The Faulkes Telescope Project and Las Cumbres Observatory Global Telescope Network had kindly given us the opportunity to use these telescopes and the observatory had booked us four sessions of controlling the telescope in order for us to make some observations on NEOs. ... Just before our first observing session on Friday, we were given a tour of the observatory building and its telescopes, by John McFarland...

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• Armagh Observatory
• MILD DRY FEBRUARY
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STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Telescopes . LX850 Series . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. LX90 Series . ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... Coronado Accessories . ...

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• Hand Controller Holder - Parts - Products
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• Autostar II Hand Controller with Cable - Parts - Products

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . ... Day Star Filters, LLC . Filters for use with solar observing. ... Listed Since February 16, 1999 . ... 909) 591-4673 . ... 909) 591-6886 . Web Site . ... Web . ... 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 ...

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• I Expected More Sense Than That. - an Astronomy Net Exploration Forum Message
• Shifts Are As Would Be Expected. - an Astronomy Net Blackholes2 Forum Message
• Color Filters - an Astronomy Net Eyepieces Forum Message