41 to 50 of 2,222 Results
Dec 14, 2020
Ygouf, Marie; Rocha, Graca; Beichman, Charles; Greenbaum, Alexandra; Leisenring, Jarron; De Furio, Matthew; Meyerd, Michael; Girard, Julien; Pueyoe, Laurent A.; Perrin, Marshall; Uyama, Taichi; Greena, Joseph J.; Jewell, Jeffrey B., 2020, "Data Processing for High-Contrast Imaging with the James Webb Space Telescope", https://hdl.handle.net/2014/53309, SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
The James Webb Space Telescope (JWST) will probe circumstellar environments at an unprecedented sensitivity.However, the performance of high-contrast imaging instruments is limited by the residual light from the star at close separations (<2-3”), where the incidence of exoplanets... |
Dec 14, 2020
Poberezhskiya, Ilya; Luchika, Thomas; Zhao, Feng; Frerkinga, Margaret; Baileya, Vanessa; Basingera, Scott; Cady, Eric; Colavitaa, Mark; Creagera, Brandon; Fathpoura, Nanaz; Goulliouda, Renaud; Groff, Tyler; Morrissey, Patrick; Kempenaara, Joshua; Kerna, Brian; Krist, John; Moka, Fai; Mulierea, David; Nematic, Bijan; Riggsa, A.J.; Seoa, Byoung-Joon; Shia, Fang; Shreckengosta, Belinda; Steevesa, John; Tanga, Hong, 2020, "Roman Space Telescope Coronagraph Engineering Design and Operating Concept", https://hdl.handle.net/2014/53310, SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
NASA’s Nancy Grace Roman Space Telescope (formerly known as WFIRST) is a flagship astrophysics mission planned for launch in 2025. The coronagraph instrument (CGI) on Roman will demonstrate the technology for direct imaging and spectroscopy of exoplanets around nearby stars. It w... |
Dec 14, 2020
Marx, David S; Kern, Brian; Krist, John; Cady, Eric; Seo, Byoung-Joon; Balasubramanian, Bala; Riggs, A. J. Eldorado; Tang, Hong; Prada, Camilo; Patterson, Keith; Ruane, Garreth; Shi, Fang; Noecker, Charley; Crowther, Blake, 2020, "Prediction and Evaluation of the Image of the WFIRST Coronagraph Pupil at the Shaped Pupil Mask", https://hdl.handle.net/2014/53348, VIRTUAL SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
No abstract provided |
Dec 14, 2020
Harness, Anthony; Kasdin, N. Jeremy; Galvin, Michael; Shaklan, Stuart; Willems, Phil; Balasubramanian, K.; White, Victor; Yee, Karl; Muller, Richard; Dumont, Philip; Vuong, Simon, 2020, "Update on Sub-scale Starshade Experiments", https://hdl.handle.net/2014/53323, VIRTUAL SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
No abstract provided |
Dec 14, 2020
Kurtza, Stanley E.; Stander, Tinus; de Villiers, Dirk I. L.; Cerfonteyn, William; de Witt, Aletha; Ferrusca Rodrıquez, Daniel; Hiriart, David; Hughes, David H.; Jacobs, Christopher; Loinard, Laurent; van den Heever, Fanie; Velazquez de la Rosa Becerra, Miguel, 2020, "The Potential for a K-Band Receiver on the Large Millimeter Telescope", https://hdl.handle.net/2014/53303, SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
The 50-meter Large Millimeter Telescope (LMT) operating on the Sierra Negra in Mexico is the largest single- dish millimeter-wave telescope in the world. Although designed to work in the 3 mm and 1 mm bands, there is significant potential for LMT observations at centimeter wavele... |
Dec 14, 2020
Martin, Stefan; Lawrence, Charles; Redding, David; Rodgersa, Michael; Hurd, Kevin; Jewell, Jeffrey; Morgan, Rhonda; Phillips, Charles; Pineda, Claudia; Mennesson, Bertrand; Steeves, John, 2020, "ATSA- A Next Generation Active Telescope for Space Astronomy", https://hdl.handle.net/2014/53320, VIRTUAL SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
No abstract provided |
Dec 14, 2020
McKeithen, Dylan; Shaklan, Stuart; Martin, Stefan; Lowe, Eric; Sheikh, David, 2020, "Broadband Characterization of Anti-reflection Coated Starshade Optical Edges for Solar Glint Control", https://hdl.handle.net/2014/53304, SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
A starshade is a large flower-shaped screen designed to enable the direct imaging of exoplanets with a space telescope. The starshade perimeter is composed of sharp, precisely shaped edges to minimize the glint of sunlight into the telescope. Past work has focused on bare edges t... |
Dec 14, 2020
Zhou, Hanying; Krist, John; Seo, Byoung-Joon; Kern, Brian; Cady, Eric; Poberezhskiy, Ilya, 2020, "ROMAN CGI Testbed WFSC Modeling and Validation", https://hdl.handle.net/2014/53339, VIRTUAL SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
No abstract provided |
Dec 14, 2020
Crill, Brendan, 2020, "SPHEREx: NASA’s Near-Infrared Spectrophotmetric All-Sky Survey", https://hdl.handle.net/2014/53361, VIRTUAL SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
No abstract provided |
Dec 14, 2020
Ruane, Garreth; Serabyn, Eugene; Prada, C. Mejia; Baxter, W; Bendek, E; Mawet, D; Riggs, A.J., 2020, "Experimental analysis of the achromatic performance of a vector vortex coronagraph", https://hdl.handle.net/2014/53324, VIRTUAL SPIE Astronomical Telescopes + Instrumentation 2020, San Diego, California, December 14-18, 2020, JPL Open Repository
No abstract provided |