A photometric study of the peculiar and potentially double ringed, non-barred galaxy: PGC 1000714
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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Explore the source record for details and available documents.
Study of reflection laws of a variety of surfaces with application of their properties to lunar surface
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Reflection characteristics of different surfaces used to determine properties essential for lunar type scattering
Photometry method for lunar topography - elevation calculations in terms of lens-centered and moon-centered coordinate systems
Microspectrophotomer for spectroscopic studies of living cells
Possible atmosphere detection on J-II and J-III satellites revealed by excess brightness on eclipse reappearance
Diffusely reflecting surfaces for simulating brightness of lunar surfaces, noting pronounced rise of reflectivity at small phase angles
Functional expression for describing lunar surface directional reflectance characteristics
Ground-based photometry of Passive Geodetic Earth Orbiting Satellite /PAGEOS/
Lunar luminescence factor in photometry of lunar surface calculated from angles of incidence, phase, and reflection
Tilting filter photometers to measure night airglow in South America, establishing charged particles energy flux upper limits
Photodetector responses to radiant energy from many stars tabulated for various photocathode materials and silicon detector
Stellar scintillation spectra theory extended to rectangular apertures, generalizing to planetary scintillation and effects of diffraction, atmospheric dispersion and seeing
Selected lunar topographic features by photometry with computer data reduction at 23 phase angles
Light curves and spectral characteristics of eclipsing binary stars