Eyepieces Forum Message . Forums: . ... Eyepieces ћ Meade ћ Misc. ... Discussion Forums | Eyepieces | ... Solar Filter For 4 Inch Reflector Telescope . Forum List | ... Post Message | ... I would also appreciate any advice anyone has on solar filters. ... 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" . ...

... Classes . ... TelescopeTCP Class Reference . This TelescopeClient class can controll a telescope by communicating to a server process ("telescope server") via the "Stellarium telescope control protocol" over TCP/IP. ... TelescopeTCP (const QString &name, const QString &params, Equinox eq=EquinoxJ2000) . ... getInfoString (const StelCore *core, const InfoStringGroup &flags) const . ... getEquinoxEquatorialPos (const StelCore *core) const . ... getJ2000GalacticPos (const StelCore *core) const . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . Colin Johnston . ... Telescopes and Observatories . ... January . ... By admin February 20, 2013 Posted in: Armagh Planetarium . ... M42, the Great Nebula in Orion, imaged through Armagh Planetarium?s telescope in January 2013. ... Image credit: Colin Johnston/Armagh Planetarium) . ... M31, the Andromeda Galaxy, imaged with the new telescope in January 2013. ... Armagh Planetarium?s new telescope in action in January 2013. ...

adapted from Observe: Eclipses, published in 1979 by the Astronomical League and "Safe Solar Filters," by B. Ralph Chou, Sky and Telescope, August 1981) . ... Tape TWO pieces of film together into a sandwich, and tape this over the opening in the cardboard. ... The cardboard frame will act as a shade from the bright Sun, while you safely observe through the film sandwich. ... Undeveloped film is not safe. ... tape . ... At the end of one of the tubes, tape the aluminum foil, and make a tiny pinhole. ...

... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

... Bad Astronomy . ... Mad Science . ... Site Info . ... Public Talks . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Who is this guy who calls himself "The Bad Astronomer?" ... First, yes, I am a real live astronomer (when people ask me what astronomers do, I tell them "They astronom !" ... These are emitted by powerful objects like black holes, exploding stars, and super-dense neutrons stars. ... Finally, am I really a bad astronomer? ... 2008 Phil Plait. ...

... john matthews looked for meteor flashes on the moon. The experiment used millstone hill and arecibo tracking the moon. ... jpl horizon ephemeris file was used to track the moon. two 10 MHz bands. centered at 433 and 438 MHz . ... Start file: /share/pdata[1,2]/pdev/t2874.20140505.b[0,1]s1g0.00300.pdev . ... 17:38:xx back on the moon . ... 18:52:00 stopped telescope tracking moon.. drift off. 18:55:xx drive back onto moon. 19:05:20 millstone radar on (not sure when they turned on) . ... pdf ) . ...

... NICS will be the only infrared instrument for the first light of the TNG; as a consequence, we decided to incorporate a sufficient degree of operation flexibility by providing the instrument with six different observing modes, three aimed at imaging and three at spectroscopy: . ... It will be possible to use the narrow band filters as order sorters; this will allow to perform high resolution long-slit spectroscopy in the wavelength ranges covered by the available narrow band filters. ...

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... SSRT - Receiving systems . The SSRT has two independent receiving systems for recording solar observational data, and several ancillary receivers for checking, setting up and adjusting the instrument. The base receiving systen is a multichannel filter receiver for a simultaneous recording in 180 channels with the 500 kHz band each, adjusted at steps of about 600 kHz. ... Channel's band . ...

Next: Passbands Up: Instrument configuration and Previous: Storage format . ... We need two kinds of information for filters and detectors: physical information about the instrument itself, and logical information about the way it is represented in data files -- for example, the codes used to identify filter positions. ... In addition to information about the instrument itself, the reduction program needs to know the structure of the data in their table file (see section , ``Observational data''). ...

... I have compiled a list of throughput filter curves from a variety of telescopes, instruments, and surveys. Click on the name of the filter to download it. The first line of each filter is the zeropoint for that filter. If the filter is in the AB system, it is listed as 0.0 (or in otherwords -48.55). ... Filter . Effective Wavelength . ... A_V . ... 0.987 . ... 0.050 . ...

... Previous: Ground Tracking Station (GTS) Products . ... GRT Log File . ... GRT Gain Curves . ... What: Co-observing GRTs will each generate a log file identical to those for ground-based VLBI experiments. ... Where: Files are placed by GRTs on their regional server ( Regional Servers for GRT logs etc ) in the sub-directory named for the month and year (e.g. may97 ) below the sub-directory named gps . ... Where: Files are placed by GRTs on their regional server ( Regional Servers for GRT logs etc ). ...

... Original Xiaomi Mi Position Activated Carbon Filter . Brand: Xiaomi . ... Package Contents: 1 x Original Xiaomi Mi Position Activated Carbon Filter . Цвет: узор черный/экрю . ... Цвет: серебристый . ... Цвет: серый . ... Пол: Женский . ... Цвет: Синий . ... Пол: Для девочки . ... Джинсовая куртка темно-синего цвета марки MAYORAL для девочек. ... Цвет: белый . ... Цвет: Черный . ... Пол: Мужской . ...

... The versatile and efficient INVERTOSCOPE? combines the highest optical performance with unsurpassed mechanical quality, and is backed by LOMO's unique lifetime warranty, the most comprehensive in the industry. ... A 15X focusing eyepiece with two interchangeable reticles (a 10mm/100div scale and a 10mm x 10mm/400sq grid) for convenient measuring and counting. ... A set of stage inserts and extension plates to accommodate a variety of sample vessels such as Petri dishes, flasks, microtest plates, etc...

... Conference . ... for optical telescopes of small and medium size (up to 3-m in aperture) to be discussed. Current Status and New Projects of Small- and Medium-Size Optical Telescopes . ... Science with Small- and Medium-Size Optical Telescopes . ... 12 May 2015 - First announcement . 1 June 2015 - Registration opens . 10 June 2015 - Abstract submission opens . ... 10 September 2015 - Programme available . 19 October 2015 - Conference opens . 22 October 2015 - Conference closes . ...

... Specialists from the TESIS Control Centre, at the FIAN Laboratory of Solar X-ray Astronomy, have succeeded in fixing a malfunction in one of the observatory's central telescopes, which occurred in the second half of May. ... The main version of events pointed to a malfunction in the drive mechanism's reducer, which is responsible for the rotational power from the main shaft of the motor to its output shaft, which is connected to the shutter. ... The TESIS observatory ї TESIS: www.tesis.lebedev.ru . ...

. home . product . gallery . contact . Telescope rc360 . Telescope rc400 . Telescope rc500 .

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... 2/3-m Telescope . ... Site . ... Commanding . ... In a typical robotic observing scenario, each afternoon, a telescope control computer obtains a set of objects to observe from its home institution from a command or script file. ... The file is then transferred to the telescope control computer at the Winer Observatory in Sonoita. ... The Iowa control computer then begins processing the telrun.sls file. ... 2013 Winer Observatory. ...

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 . ...

Here is one CCD image of the SN. ST7 image format. Dark and flat corrected, Mar 19,1998 at.01.11 UT, yellow filter, temp -20c, 600s track and accumulate exposure (20x30s). The telescope used is 150/2063mm refractor. ... The next image was taken at 29.3.1998 01.27 UT, CCD ST-7, 600 s. Track and Accumulate exposure (15x40s.), no filter, dark and flat corrected, temp -20c, telescope used 2063/152 refractor. ... Back to Supernovae in NGC and IC galaxies . Back to Supernova 1998S images . ...