Search Results - "Badman, Sarah V."

Auroral Processes at the Giant Planets: Energy Deposition, Emission Mechanisms, Morphology and Spectra by Badman, Sarah V., Branduardi-Raymont, Graziella, Galand, Marina, Hess, Sébastien L. G., Krupp, Norbert, Lamy, Laurent, Melin, Henrik, Tao, Chihiro

“…The ionospheric response to auroral precipitation at the giant planets is reviewed, using models and observations. The emission processes for aurorae at radio,…”
Get full text

UV and IR auroral emission model for the outer planets: Jupiter and Saturn comparison by Tao, Chihiro, Badman, Sarah V., Fujimoto, Masaki

“…► We have developed a model which estimates UV and IR emission rates simultaneously. ► These emissions vary with the auroral electron and the atmospheric…”
Get full text

Variation of Jupiter's aurora observed by Hisaki/EXCEED: 2. Estimations of auroral parameters and magnetospheric dynamics by Tao, Chihiro, Kimura, Tomoki, Badman, Sarah V., André, Nicolas, Tsuchiya, Fuminori, Murakami, Go, Yoshioka, Kazuo, Yoshikawa, Ichiro, Yamazaki, Atsushi, Fujimoto, Masaki

“…Jupiter's auroral parameters are estimated from observations by a spectrometer EXCEED (Extreme Ultraviolet Spectroscope for Exospheric Dynamics) on board…”
Get full text

Transient Flashes in Saturn’s UV Aurora: An Analysis of Hubble Space Telescope 2013–2017 Campaigns and Cassini Magnetic Field Measurements by Qin, Tianshu, Badman, Sarah V., Kinrade, Joe, Bader, Alexander

“…We examined Hubble Space Telescope images of Saturn’s northern UV aurora in 2013–2017, identified 29 short-lived flashes, and examined simultaneous…”
Get full text

Variation of Jupiter's Aurora Observed by Hisaki/EXCEED: 3. Volcanic Control of Jupiter's Aurora by Tao, Chihiro, Kimura, Tomoki, Tsuchiya, Fuminori, Muirakami, Go, Yoshioka, Kazuo, Yamazaki, Atsushi, Badman, Sarah V., Misawa, Hiroaki, Kita, Hajime, Kasaba, Yasumasa, Yoshikawa, Ichiro, Fujimoto, Masaki

“…Temporal variation of Jupiter's northern aurora during enhanced Io volcanic activity was detected using the EXCEED spectrometer on board the Hisaki…”
Get full text

Peak emission altitude of Saturn's H3+ aurora by Stallard, Tom S., Melin, Henrik, Miller, Steve, Badman, Sarah V., Brown, Robert H., Baines, Kevin H.

“…Here we present the first detailed measurement of the altitudinal profile of H3+ emission within Saturn's ionosphere, made using images taken by the VIMS…”
Get full text

Cassini VIMS observations of latitudinal and hemispheric variations in Saturn’s infrared auroral intensity by Badman, Sarah V., Tao, Chihiro, Grocott, Adrian, Kasahara, Satoshi, Melin, Henrik, Brown, Robert H., Baines, Kevin H., Fujimoto, Masaki, Stallard, Tom

“…► Cassini VIMS images of Saturn’s northern and southern aurora are compared. ► The southern main oval region was more intense than the northern main oval…”
Get full text

Signature of Saturn's auroral cusp: Simultaneous Hubble Space Telescope FUV observations and upstream solar wind monitoring by Gérard, Jean-Claude, Bunce, Emma J., Grodent, Denis, Cowley, Stanley W. H., Clarke, John T., Badman, Sarah V.

“…Model simulations by Bunce et al. (2005a) have shown that direct precipitation of electrons in Saturn's dayside cusp regions is not capable of producing…”
Get full text

Saturn's Open‐Closed Field Line Boundary: A Cassini Electron Survey at Saturn's Magnetosphere by Jasinski, Jamie M., Arridge, Christopher S., Bader, Alexander, Smith, Andrew W., Felici, Marianna, Kinrade, Joe, Coates, Andrew J., Jones, Geraint H., Nordheim, Tom A., Gilbert, Lin, Azari, Abigail R., Badman, Sarah V., Provan, Gabrielle, Sergis, Nick, Murphy, Neil

“…We investigate the average configuration and structure of Saturn's magnetosphere in the nightside equatorial and high‐latitude regions. Electron data from the…”
Get full text

Local-time averaged maps of H₃⁺ emission, temperature and ion winds by Stallard, Tom S., Baines, Kevin H., Melin, Henrik, Bradley, Thomas J., Moore, Luke, O’Donoghue, James, Miller, Steve, Chowdhury, Mohammad N., Badman, Sarah V., Allison, Hayley J., Roussos, Elias

“…We present Keck-NIRSPEC observations of Saturn’s H₃⁺ aurora taken over a period of a month, in support of the Cassini mission’s ‘Grand Finale’. These…”
Get full text

Open flux in Saturn’s magnetosphere by Badman, Sarah V., Jackman, Caitriona M., Nichols, Jonathan D., Clarke, John T., Gérard, Jean-Claude

“…•We estimate the amount of ‘open’ magnetic flux using auroral observations at Saturn.•The amount of open flux varies between 10 and 50GWb, with a mean of…”
Get full text

Local-time averaged maps of H 3 + emission, temperature and ion winds by Stallard, Tom S, Baines, Kevin H, Melin, Henrik, Bradley, Thomas J, Moore, Luke, O'Donoghue, James, Miller, Steve, Chowdhury, Mohammad N, Badman, Sarah V, Allison, Hayley J, Roussos, Elias

“…We present Keck-NIRSPEC observations of Saturn's [Formula: see text] aurora taken over a period of a month, in support of the Cassini mission's 'Grand Finale'…”
Get full text

Close-range remote sensing of Saturn's rings during Cassini's ring-grazing orbits and Grand Finale by Tiscareno, Matthew S, Nicholson, Philip D, Cuzzi, Jeffrey N, Spilker, Linda J, Murray, Carl D, Hedman, Matthew M, Colwell, Joshua E, Burns, Joseph A, Brooks, Shawn M, Clark, Roger N, Cooper, Nicholas J, Deau, Estelle, Ferrari, Cecile, Filacchione, Gianrico, Jerousek, Richard G, Le Mouélic, Stéphane, Morishima, Ryuji, Pilorz, Stu, Rodriguez, Sébastien, Showalter, Mark R, Badman, Sarah V, Baker, Emily J, Buratti, Bonnie J, Baines, Kevin H, Sotin, Christophe

“…Saturn's rings are an accessible exemplar of an astrophysical disk, tracing the Saturn system's dynamical processes and history. We present close-range…”
Get full text

Variation of Jupiter's aurora observed by Hisaki/EXCEED: 1. Observed characteristics of the auroral electron energies compared with observations performed using HST/STIS by Tao, Chihiro, Kimura, Tomoki, Badman, Sarah V., Murakami, Go, Yoshioka, Kazuo, Tsuchiya, Fuminori, André, Nicolas, Yoshikawa, Ichiro, Yamazaki, Atsushi, Shiota, Daikou, Tadokoro, Hiroyasu, Fujimoto, Masaki

“…Temporal variation of Jupiter's northern aurora is detected using the Extreme Ultraviolet Spectroscope for Exospheric Dynamics (EXCEED) on board JAXA's…”
Get full text

Cassini VIMS observations of H3+ emission on the nightside of Jupiter by Stallard, Tom S., Melin, Henrik, Miller, Steve, Badman, Sarah V., Baines, Kevin H., Brown, Robert H., Blake, James S. D., O'Donoghue, James, Johnson, Rosie E., Bools, Bethany, Pilkington, Nathan M., East, Oliver T.L., Fletcher, Mark

“…We present the first detailed analysis of H3+ nightside emission from Jupiter, using Visual and Infrared Mapping Spectrometer (VIMS) data from the Cassini…”
Get full text

On the feasibility of characterizing jovian auroral electrons via H+3 infrared line-emission analysis by TAO, Chihiro, BADMAN, Sarah V, UNO, Takeru, FUJIMOTO, Masaki

Get full text

Giant Planet Magnetodiscs and Aurorae—An Introduction by Szego, Karoly, Achilleos, Nicholas, Arridge, Chris, Badman, Sarah V., Delamere, Peter, Grodent, Denis, Kivelson, Margaret G., Louarn, Philippe

“…Issue Title: The Magnetodiscs and Aurorae of Giant Planets…”
Get full text

Temperature changes and energy inputs in giant planet atmospheres: what we are learning from H3 by Stallard, Tom S., Melin, Henrik, Miller, Steve, O'Donoghue, James, Cowley, Stan W. H., Badman, Sarah V., Adriani, Alberto, Brown, Robert H., Baines, Kevin H.

“…Since its discovery at Jupiter in 1988, emission from H has been used as a valuable diagnostic tool in our understanding of the upper atmospheres of the giant…”
Get full text

Complex structure within Saturn's infrared aurora by Drossart, Pierre, Stallard, Tom, Arridge, Christopher S, Baines, Kevin H, Sotin, Christophe, Bunce, Emma J, Brown, Robert H, Talboys, Dean L, Nicholson, Phil D, Dougherty, Michele K, Buratti, Bonnie J, Badman, Sarah V, Clark, Roger N, Lystrup, Makenzie, Cowley, Stan W. H, Miller, Steve, Achilleos, Nicholas

“…The majority of planetary aurorae are produced by electrical currents flowing between the ionosphere and the magnetosphere which accelerate energetic charged…”
Get full text

Saturn's radio clock by Badman, Sarah V, Cowley, Stan W H, Lamy, Laurent, Cecconi, Baptiste, Zarka, Philippe

“…Saturn emits bursts of radio waves from its polar regions as it rotates. This study examines how the solar wind affects the intensity and periodicity of the…”
Get full text