... Meade Instruments Corporation . ... Refracting telescopes (Meade Models NG-60, NGC-60, DS-2070AT, ETX-70AT, LXD55-AR5, LX55-AR6 ) and mirror-lens telescopes ( ETX-90AT, 105AT, 125AT, LXD55-SC8, 8LX90, LX200 GPS Series ) are generally more versatile in a wide array of land and astronomical applications. ... The intermediate-level observer, or the non-casual telescope user who wishes to purchase one telescope for a lifetime, should consider a Meade Model LXD55 series, 8LX90, or LX200GPS. ... Meade 4M ...

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• Meade Instruments - Telescopes, Solar Telescopes, Binoculars, Spotting Scopes
• Meade Series 4000 #905 Variable Polarizing Filter (1.25")
• Meade Instruments Corporation - Pictor Manual Parts 17 and 18

... GSAOI Home . Instrument . ... Other Links . NIR Camera Links . NIR IFU Spectrograph Links . Other NIR Spectrograph Links . NIR Instruments by Observatories . NIR Survey Links . Mid-Infrared Instrument Links . ... NIRI on Gemini . ... ISAAC on the VLT . ... Omega-Prime from MPIA, Heidelberg . ... IRCAM3 on UKIRT (InSb) and here . UFTI for UKIRT ( pictures ; UKIRT links here; ; and here ) . ... Gemini instrumentation . ... UKIRT instrumentation ( Future Instruments ) . ...

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• GSAOI Instrument Description Page
• Other Infrared Instruments.
• The High-Z SN Search Description

Large sunspots were occasionally seen far in the past without any instruments, when the sun was dimmed by thick haze, but not much was remembered of those observations. ... Sunspot Cycle (1850 - 1975) . One who was greatly influenced by Schwabe's discovery was an English gentleman of independent means, Richard Christopher Carrington , who devoted himself to the study of sunspots. ... Carrington had seen a flare, of the rare variety that is visible in white light (only about 50 are known). ...

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• THE LOW ENERGY PLASMA COMPOSITION EXPERIMENT AMEI-2
• The Wind Spacecraft
• The Sun

Astronomy Discussion Forums . Forums: . ... Discussion Forums . ... So Where Is Mars Now? Forum List | ... Post Message | ... Posted by Moazzam on September 4, 2003 20:09:09 UTC . ... Login to Post . ... www.astronomy.net . About Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Your Description Is To Vague. - an Astronomy Net Education Forum Message
• What I See - an Astronomy Net Observation_reports Forum Message
• Observation Report From Coyle 07/19/03 - an Astronomy Net Observation_reports

To appear in "Fourth Workshop on Robotic Autonomous Observatories (2015)"RevMexAA(SC) METEOR OBSERVATIONS WITH MINI-MEGATORTORA WIDE-FIELD MONITORING SYSTEM S. Karpov, 1, 3 N. Orekhova2 G. Beskin, 1, 3 A. Biryukov3,4 S. Bondar,2 E. Ivanov,2 E. Katkova,2 A. Perkov, and V. Sasyuk3 RESUMEN 2 Favor de prop orcionar un resumen en espanol. ... The faintest detected meteors has the peak brightness about 10 mag, while the ma jority - from 4 to 8 mag. ... 2010; Karpov et al. 2013; Beskin et al. ...

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... Copyrightї1997 Bob Yen (byen@ix.netcom.com) (http://www.comet-track.com/hb/hb.html) . ... Information on Comet Hale-Bopp for the Non-Astronomer Hale-Bopp rotates about twice a day (3/14/97) . ... The Comet Observation Home Page was been selected to receive the Griffith Observatory Star Award for the week of February 2 - 8, 1997 for excellence in promoting astronomy to the public through the World Wide Web. ... Typically, about 1,000 individual users/computers access this page every day. ...

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• Comet Ephemerides

Once students get the hang of it, they can find and measure the brightness of Delta Cephei in a few minutes. ... of Delta Cephei . ... Oct. ... The following table lists the measurements of Delta Cephei made by one amateur astronomer in autumn 1990. ... 4.0 . ... This activity is a simplified version of one that appeared in Hands-On Astrophysics, a series of activities prepared by the American Association of Variable Star Observers with support from the National Science Foundation. << previous page | ...

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• ASP: Using Multicultural Dimensions to Teach Astronomy
• ASP: Light Pollution
• ASP: Guest Observer

ATMoB "Open Cluster Observing Award " Guidelines Purpose: To promote observing among the membership of the Amateur Telescope Makers of Boston through participation in the Open Clusters Observing Awards program. Introduction: This awards program is oriented towards visually observing open clusters above magnitude 9.9. ... It turns out that a very unprejudiced and convenient method to dermine the limiting magnitude is to count the number of visible stars in certain areas on the sky. ...

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• http://www.atmob.org/about/observing/awards/files/globular_cluster_instructions_2011-02-01.pdf
• Amateur Telescope Makers of Boston ATMoB Observing Awards Program

Next: BASIC PROPERTIES Up: R CORONAE BOREALIS STARS Previous: INTRODUCTION . RCB stars are named after a star just visible to the naked eye in the constellation of Corona Borealis. RCrB was discovered by Edward Pigott (1797), an English amateur astronomer, who had been observing a star in the `Northern Crown' for over a decade. ... Since 1795, other RCB stars have been discovered and their properties have been carefully observed. ...

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• Historical Background
• Observations with the Faulkes Telescopes
• First Observation of a Close Earth-Approaching Near-Earth Asteroid Using the

... StarMgr Class Reference . ... Get the current color used to label bright stars. ... Get Epoch for maximum light for a variable star with a specified Hipparcos catalogue number. static int StarMgr::getGcvsMagnitudeFlag . ... Get the magnitude flag code for a variable star with a specified Hipparcos catalogue number. static float StarMgr::getGcvsMaxMagnitude . ... Get the minimum magnitude or amplitude for a variable star with a specified Hipparcos catalogue number. static int StarMgr::getGcvsMM . ...

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• Stellarium: TelescopeTCP Class Reference
• Stellarium: Nebula Class Reference
• Stellarium: Quasar Class Reference

grdcut - Extract a subregion out of a . grd file grdcut input _ file . grd -G output _ file . grd -R west / east / south / north [ r ] [ -V ] grdcut will produce a new output _ file . grd file which is a subregion of input _ file . ... The subregion is specified with -R west / east / south / north as in other programs; the specified range must not exceed the range of input _ file . ... grd this is the input . grd format file. G output _ file . grd this is the output . ...

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• Extragalactic Gravitational Wave Background
• The COOC Criterion (Criterion of Observations versus Calculations)

... The bright supernova (hereafter SN) in the galaxy NGC 4527 was first sighted by S. Knight (USA) on April 13.17UT at magnitude ~14.0v. The report of the sighting was subsequently forwarded by phone to the AAVSO. ... SN 1991T. The galaxy NGC 4527 is an Sb(s)II type galaxy with an apparent Blue magnitude of 11.32 (Shapley-Ames, 1981). ... An analysis of this event utilizing visual observations by amateurs, plus a light curve is presented.. ... THE LIGHT CURVE: . ... ISN SN 1991T web page . ...

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• Supernova 1998ar in NGC 2916
• Supernova 1993J in M81
• Posting to VSNet

hstpolsim -- Produce simulated polarization input data frames for HST instruments . ... inint = "" [name] . ... Name of the HST instrument for which simulated polarization images are to be produced. ... Name of the instrument specific polarizing filter for simulated images (ignored for SPECIAL instrument). filtname = "" [name] . Name of the instrument specific colour filter for simulated images. ... The header parameter FILTER provides the filter name and POLANG the polarizer angle. ...

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• NICMOS Observes the Galactic Center
• ASNCOMBINE (Nov98) --- nictools --- ASNCOMBINE (Nov98)
• The Old Stellar Population of NGC 1569 from NICMOS data

. The command man gives you access to an on-line manual containing a complete description of every command available on this system. man can also provide you with one line descriptions of commands specified by name; or for all commands whose description contains any of a set of keywords. Understanding the organisation of the manual . Searching by keyword . Checking the description of a command . Viewing manual pages . Printing manual pages .

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• Checking the description of a command
• Comet Center of SAI

... The following charts/text are intended as tools for monitoring the Type Ia supernovae ( SNe ) event visually or photographically (utilizing telescope equipped CCD equipment).The files include: A replication of The Type Ia SNe , V- magnitude (with data point checks from other cited references)and color index (B-V) templete (to indicate a general color-related trend of the type Ia ... I believe this might help alleviate some of the problems involving the making of acceptable amateur light curves...

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• IAUC guidelines.
• Statistics from S. Pesci and P. Mazza logbook.
• Contributions by amateurs: SN1996X.

... Instrument Description . Software: Version 4.0 . Version 3.0:Complete Documentation . ... ИОНОЗОНД ПАРУС, разработанный в ИЗМИРАН, предназначен для диагностики ионосферы и оперативного прогноза КВ связи. ... Общая структура ИОНОЗОНДА ПАРУС, Технические Характеристики , Конструктивные параметры на настоящий момент соответствуют модификации Комплекса: ВЕРСИЯ 3.0 . ... Там же находится полное описание Комплекса ИОНОЗОНД ПАРУС: ВЕРСИЯ 3.0 . ... 2004 IONOSONDE PARUS ...

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• ON THE STRUCTURE OF 3.11.94 ECLIPSE CORONA
• Heliophysical Laboratory of IZMIRAN (Solar-Terrestrial Physics Division)
• Figure 3

NMW survey overview . Access image archive . ... The New Milky Way survey aims to detect bright (V<13.5) optical transients near the Galactic plane using an automated wide-field (8x6 deg.) system capable of surveying the whole Milky Way area visible from the observing site in one night. ... All images obtained during the transient search survey are available online (please use the image archive access form ). ... Images per field: . ... Images per night: . ... Milky Way imaging time: . ...

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When entering Identification section user should open the file with observed positions of objects which are to be identified (the file may be first created). ... Format of observations must coincide with that of optic observations in which they are published by Minor Planet Center (observed position may be presented as “accurate” or “approximate” one): . ... observed right ascension (in hours, minutes, and seconds of time (“accurate position”) or in hours and minutes (“approximate position”) . ...

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• Keywords_95

. NGC 253 is one of the brightest spiral galaxies in the sky, and also one of the dustiest. The whole galaxy is shown here as observed with the WFI instrument, while the insert shows a close-up of the central parts as observed with the NACO instrument on ESO's Very Large Telescope and the ACS on the NASA/ESA Hubble Space Telescope. ESO

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• Bright planets meet at dusk | Astronomy.com
• Astronomers report most т??outrageously luminousт?? galaxies ever observed |
• Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets,

Date: 11/22/2014 Time:23:10 Moon Age: -0.2 Available Observing Hours: 12.9 Observer: Instrument: Operator: Cage: Lebofsky, Bell 90Prime Trueblood PF hours lost to: weather: 2.0 telescope: 0.0 instrument: 0.0 computer: 0.0 Time Temp Humidity Wind Vel. ... When 90P Expose is clicked on hh:mm:00, the Exposure setup msg appears ~2 sec later, which is also the time in the FITS header. The Integration Started msg appears ~8 sec later on red window, about ~5 sec later than time in FITS header. ...

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• http://www.winer.org/Logs/NightLog-2014-10-26.txt
• http://www.winer.org/Logs/NightLog-2014-10-25.txt
• http://www.winer.org/Logs/NightLog-2014-10-27.txt