Astronet Поиск по астрономическим сайтам English Russian
       
        Точная форма слов   О проекте   Сайты   Справка
Найдено документов: 340887 (182 сайтов) ---- Время поиска: 0.96сек.   

1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | След.

Показаны документы, содержащие фрагменты текста из документа
http://www.sao.ru/cats/~satr/cosmo/magcolor.htm.

1. 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 . ...
[ Сохраненная копия ]  Ссылки http://zebu.uoregon.edu/messier.html -- 7.0 Кб -- 23.07.2004
Похожие документы
Еще в разделе: (Показать все результаты (>437) - zebu.uoregon.edu/ )

2. Impact Hazard
... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...
[ Сохраненная копия ]  Ссылки http://star.arm.ac.uk/impact-hazard/ -- 11.3 Кб -- 29.06.2012
Похожие документы
Еще в разделе: (Показать все результаты (>2956) - star.arm.ac.uk/ )

3. The AstroStat Slog Blog Archive Magnitude [Eqn]
... Archives . ... Differential Emission Measure [Eqn] . ... Astro 301, class 1, and it took all of 20 minutes of talk about stellar magnitudes to put that notion to permanent rest. ... Now, it turns out that the human eye perceives brightness on a log scale, so magnitudes are numerically similar to log (brightness). ... frac{5}{2}\log_{10}\left(\frac{f_{object}}{f_{standard}}\right) \,,$$ . ... frac{5}{2}\log_{10}\left(\frac{L_{object}}{4 \pi d^2}\frac{1}{f_{standard}}\right) \,.$ ... Chandra Blog . ...
[ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/AstroStat/slog/groundtruth.info/AstroStat/slog/2008/eotw-magnitude/index.html -- 22.9 Кб -- 01.03.2014
Похожие документы
Еще в разделе: (Показать все результаты (>3701) - hea-www.harvard.edu/ )

4. Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for
... Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for Cycle 17 > Chapter 4: Imaging . ... 4.2.1 Solar Analog Absolute Standards . 4.2.2 White Dwarf Absolute Standards . ... 4.4.4 PSF Structure . ... 4.4.6 Field Dependence of the PSF . 4.4.7 Temporal Dependence of the PSF: HST Breathing and Cold Mask Shifts . ... 4.7 The Infrared Background . ...
[ Сохраненная копия ]  Ссылки http://www.stsci.edu/hst/nicmos/documents/handbooks/current_NEW/c04_imaging.6.1.html -- 118.8 Кб -- 05.02.2013
Похожие документы

5. TwistedActor.Actor Standard Commands
... Standard Commands . ... TwistedActor.Actor is core code for writing an actor: an instrument control computer (ICC) or hub-based script that does something useful. This manual describes the standard commands and keywords that any actor based on TwistedActor.Actor will support. All actors based on TwistedActor typically support the following standard commands (plus additional device-specific commands documented in that actor's manual). ... Connect one or more devices (if not already connected). ...
[ Сохраненная копия ]  Ссылки http://www.apo.nmsu.edu/Telescopes/twistedActor/standardCommands.html -- 6.4 Кб -- 19.07.2012
Похожие документы
Еще в разделе: (Показать все результаты (>940) - www.apo.nmsu.edu/ )

6. XMM-Newton SAS: Watchout Page
... Watchouts . ... Any XMM-Newton users, who need to convert OM count rates in the optical and UV filters into fluxes (expressed, e.g. , in erg/cm/cm/s/A), can do it by following any of the methods we outline below. OM count rates can be obtained with SAS. ... UVW1 . ... UVM2 . ... convert from count rate, obtained with SAS (files *SWSRLI*, corrected count rate in CORR_RATE column), to flux, selecting the most appropriate factor for the chosen spectral type and filter from the following Tables: . ...
[ Сохраненная копия ]  Ссылки http://xmm.vilspa.esa.es/sas/7.0.0/watchout/Evergreen_tips_and_tricks/uvflux.shtml -- 17.8 Кб -- 22.12.2007
Похожие документы

7. Object name
... The reference column of a star table contains the primary identification for the star. ... Standard IAU names should be used. Proper names are acceptable for bright stars, as are Bayer and Lacaille letters and Flamsteed numbers used with the constellation abbreviation. HR numbers can be used for bright stars. ... Stars lacking HD numbers should be named by BD or other DM number. ... However, full names should be used in the star tables, to avoid ambiguity. ...
[ Сохраненная копия ]  Ссылки http://www.sao.ru/precise/Midas_doc/doc/94NOV/vol2/node557.html -- 4.1 Кб -- 23.02.1996
Похожие документы

8. Meade Standard Field Tripod
... 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. ... MeadeтАЩs new LX70 Series offers high-quality German equatorially mounted telescopes with slow-motion controls and heavy-duty steel tripods. ... For crisp wide-field observing and imaging, few optical designs match the performance of a true triple-element apochromatic refractor. ... Meade Standard Field Tripod #07020. ...
[ Сохраненная копия ]  Ссылки http://www.meade.com/meade-standard-field-tripod.html -- 84.1 Кб -- 09.04.2016
Похожие документы

9. Lack of Dwarf Galaxies in the Local Volume Compared to Conventional Cosmology
... The sample of the Local Volume galaxies (distance smaller than 10 Mpc) gives a unique opportunity to study the properties of galaxies including the weakest objects: the absolute magnitude M B -10 and the virial mass M vir 10 9 M x263C;. ... Luminosity function of the Local Volume galaxies. ... The luminosity functions for galaxies are presented: red dashed line - from the 2dFGRS survey (Norberg et al. 2002); blue dash-dotted line - from the SDSS survey (Blanton et al. ...
[ Сохраненная копия ]  Ссылки http://www.sao.ru/Doc-en/SciNews/2016/Makarov/ -- 7.5 Кб -- 10.04.2016
[ Сохраненная копия ]  Ссылки http://mavr.sao.ru/Doc-en/SciNews/2016/Makarov/ -- 7.5 Кб -- 10.04.2016
Похожие документы

10. Practical Astrophysics
Subject, Object and Problems of Astrophysics. Practical and Theoretical Astrophysics. ... Visual Telescope; Problems Which Are Solved with the Its Help. ... Resolution of Telescopes. ... Effectiveness of Telescope in Respect of Resolution. ... Optical Power of Telescopes for Star-like and Extensive Objects. Boundary Magnitude. Reasons of Light Dissipation in Telescopes. ... Spectral Instruments in Astrophysics. ... Basic Photometrical Ideas, Magnitudes and Their Measurement. ...
[ Сохраненная копия ]  Ссылки http://space.univ.kiev.ua/courses/pract_astroph_e.html -- 7.6 Кб -- 23.02.2005
Похожие документы

11. http://www.mso.anu.edu.au/~brian/A3002/probset2-2008.pdf
Problem Set 2 - Cosmology­A3002 ­Due on or before November 7th. Can be sent via internal mail (Brian Schmidt, RSAA) use H0=70 km/s/Mpc, M=0.27, =0.73, w=-1 for all problems. ... Finish off your Monte Carlo simulation by selecting objects at random redshifts from 0<z<0.1, assuming that they have a mean absolute magnitude of M=-19.5 with a dispersion 0.2 magnitudes. ... Problem 2.1 (2 pt): In class we described the scale at which material can collapse in the Universe as the Jeans' length. ...
[ Текст ]  Ссылки http://www.mso.anu.edu.au/~brian/A3002/probset2-2008.pdf -- 86.1 Кб -- 27.10.2008
Похожие документы

12. Filters (ImageJ API)
... This method is called once when the filter is loaded. ... This method should return a flag word that specifies the filters capabilities. ... With CONVERT_TO_FLOAT, the filter is called with the image data co