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D. Sahnow · SciRah

Researcher profile · Semantic Scholar

D. Sahnow

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D. Sahnow — researcher profile on SciRah

h-index: 20
Works: 156
Citations: 1,888

Most-cited papers

The Cosmic Origins Spectrograph: on-orbit instrument performance
S. Osterman, J. Green, C. Froning, S. Beland +30 more
2010105 citations Open access
Semantic Scholar
CalFUSE v3: A Data-Reduction Pipeline for the Far Ultraviolet Spectroscopic Explorer
W. Dixon, D. Sahnow, P. Barrett, T. Civeit +23 more
200799 citations Open access
Semantic Scholar
Ultraviolet Legacy Library of Young Stars as Essential Standards (ULLYSES): Data Release I
J. Roman-Duval, C. Proffitt, Joanna M. Taylor, T. Monroe +25 more
2020Research Notes of the AAS41 citations
Semantic Scholar
CLASSY. II. A Technical Overview of the COS Legacy Archive Spectroscopic Survey
B. James, D. Berg, Teagan King, D. Sahnow +41 more
2022Astrophysical Journal Supplement Series39 citations Open access
Semantic Scholar
Gain sag in the FUV detector of the Cosmic Origins Spectrograph
D. Sahnow, Cristina Oliveira, A. Aloisi, P. Hodge +8 more
2011Optical Engineering + Applications24 citations Open access
Semantic Scholar
The UV Legacy Library of Young Stars as Essential Standards (ULLYSES) Large Director’s Discretionary Program with Hubble. I. Goals, Design, and Initial Results
J. Roman-Duval, William J. Fischer, A. Fullerton, Jo Taylor +43 more
2025Astrophysical Journal18 citations Open access
Semantic Scholar
ACCESS: absolute color calibration experiment for standard stars
M. Kaiser, J. Kruk, S. McCandliss, D. Sahnow +15 more
2007Astronomical Telescopes + Instrumentation16 citations
Semantic Scholar
Operations with the new FUSE Observatory: three-axis control with one reaction wheel
D. Sahnow, J. Kruk, T. Ake, B. Andersson +12 more
2006SPIE Astronomical Telescopes + Instrumentation14 citations
Semantic Scholar
Improvements to the COS FUV G130M and G160M Wavelength Solutions at Lifetime Position 1
R. Plesha, T. Ake, G. de Rosa, J. Ely +5 more
20189 citations
Semantic Scholar
ACCESS: Enabling an Improved Flux Scale for Astrophysics
M. Kaiser, E. Wright, J. Orndorff, P. Feldman +19 more
20109 citations
Semantic Scholar
Project Lyman
S. McCandliss, J. Kruk, W. Blair, M. Kaiser +19 more
2008Astronomical Telescopes + Instrumentation8 citations Open access
Semantic Scholar
Close Companions to the T Tauri Stars CVSO 109 and CVSO 165 Observed by the HST ULLYSES Program
C. Proffitt, J. Roman-Duval, Joanna M. Taylor, T. Monroe +26 more
20217 citations Open access
Semantic Scholar
On-board calibration monitor for tracking instrument sensitivity
J. Kruk, M. Kaiser, S. McCandliss, J. Orndorff +17 more
2008Astronomical Telescopes + Instrumentation7 citations
Semantic Scholar
ACCESS: design and sub-system performance
M. Kaiser, M. J. Morris, S. McCandliss, B. Rauscher +24 more
2012Other Conferences6 citations Open access
Semantic Scholar
Optimization of Lifetime Position 3 of the COS/FUV Detector
J. Roman-Duval, J. Ely, J. Debes, D. Massa +5 more
20165 citations
Semantic Scholar
ACCESS: design and preliminary performance
M. Kaiser, J. Kruk, S. McCandliss, B. Rauscher +23 more
2010Astronomical Telescopes + Instrumentation5 citations
Semantic Scholar
Hubble Space Telescope: Cosmic Origins Spectrograph FUV detector initial on-orbit performance
J. McPhate, O. Siegmund, J. Vallerga, D. Sahnow +7 more
2010Astronomical Telescopes + Instrumentation5 citations
Semantic Scholar
COS2025: A New Strategy to Prolong the Lifetime of the COS/FUV Detector to 2025
Cristina Oliveira, G. de Rosa, J. Mackenty, S. Penton +6 more
20184 citations
Semantic Scholar
ACCESS: status and pre-flight performance
M. Kaiser, M. J. Morris, Grant O. Peacock, S. McCandliss +20 more
2014Astronomical Telescopes and Instrumentation4 citations
Semantic Scholar
Spatially Resolved Far-Ultraviolet Spectroscopy of the Nuclear Region of NGC 1068
Wei Zheng, Jun-Xian Wang, G. Kriss, D. Sahnow +4 more
20084 citations Open access
Semantic Scholar
Correcting for errors due to walk and geometric distortion in the COS FUV detector
D. Sahnow, S. Penton, T. Ake, G. Derosa +9 more
2016Astronomical Telescopes + Instrumentation3 citations
Semantic Scholar
Changes to the COS Extraction Algorithm for Lifetime Position 3
C. Proffitt, K. Bostroem, J. Ely, D. Foster +14 more
20153 citations
Semantic Scholar
The COS FUV channel: on-orbit performance trends and early characterization of a new detector lifetime position
D. Sahnow, A. Aloisi, K. Bostroem, J. Debes +13 more
2012Other Conferences3 citations
Semantic Scholar
Dark Rate of the STIS NUV Detector
Wei Zheng, C. Proffitt, D. Sahnow
20113 citations
Semantic Scholar
COS FUV Detector Dark Rates During SMOV and Cycle 17
D. Sahnow, T. Ake, J. McPhate, S. Penton +1 more
20113 citations
Semantic Scholar
COS FUV Gridwire Flat Field Template
J. Ely, D. Massa, T. Ake, S. Béland +4 more
20113 citations
Semantic Scholar
Commissioning of the cosmic origins spectrograph on the Hubble Space Telescope: an overview of COS servicing mission observatory verification
D. Sahnow, C. Keyes, T. Ake, A. Aloisi +29 more
2010Astronomical Telescopes + Instrumentation3 citations
Semantic Scholar
Exploratory Phase for Optimizing Lifetime Position 4 of the COS/FUV Detector
J. Roman-Duval, N. Indriolo, G. de Rosa, A. Fox +5 more
20182 citations
Semantic Scholar
COS2025: a strategy to extend the lifetime of the FUV detector on the Cosmic Origins Spectrograph
D. Sahnow, G. de Rosa, J. Mackenty, Cristina Oliveira +2 more
2018Astronomical Telescopes + Instrumentation2 citations
Semantic Scholar
ACCESS: thermal mechanical design and performance
M. Kaiser, M. J. Morris, J. Hansen, S. Jensen +21 more
2013Optics & Photonics - Optical Engineering + Applications2 citations
Semantic Scholar
Characterization, modeling, and management of the COS FUV detector lifetime
D. Sahnow, A. Aloisi, K. Bostroem, J. Debes +11 more
2013Optics & Photonics - Optical Engineering + Applications2 citations
Semantic Scholar
The On-Orbit Performance of the Cosmic Origins Spectrograph
A. Aloisi, T. Ake, A. Bostroem, R. Bohlin +28 more
20102 citations
Semantic Scholar
COS Sensitivity Trends in Cycle 17
R. Osten, P. Ghavamian, S. Niemi, D. Massa +5 more
20102 citations
Semantic Scholar
The COS calibration pipeline and verification process
M. Kaiser, P. Hodge, C. Keyes, D. Sahnow +14 more
2008Astronomical Telescopes + Instrumentation2 citations
Semantic Scholar
COS2035: Extending COS/FUV Operations Through the 2030s
M. Rafelski, D. Sahnow, Christian I. Johnson, Bethan L. James +28 more
20261 citations
Semantic Scholar
Optical modeling of new lifetime positions for the Cosmic Origins Spectrograph (COS)
D. Sahnow
2022Astronomical Telescopes + Instrumentation1 citations
Semantic Scholar
Extending the life of the Cosmic Origins Spectrograph (COS) with new lifetime positions
D. Sahnow, T. Ake, D. Dashtamirova, S. Dieterich +16 more
2021Optical Engineering + Applications1 citations
Semantic Scholar
Testing for Systematics when moving the COS Aperture Block
A. Fox, B. James, D. Dashtamirova, R. Plesha +2 more
20201 citations
Semantic Scholar
Characterizing the COS OSM1 Drift in the Dispersion Direction
James White, G. de Rosa, R. Plesha, D. Sahnow
20161 citations
Semantic Scholar
Summary of the COS Cycle 21 Calibration Program
J. Roman-Duval, A. Aloisi, K. Bostroem, J. Ely +9 more
20151 citations
Semantic Scholar
Monitoring of the wavelength calibration lamps for the Hubble Space Telescope
I. Pascucci, C. Proffitt, P. Ghavamian, D. Sahnow +4 more
2010Astronomical Telescopes + Instrumentation1 citations
Semantic Scholar
COS Data Processing Improvements Based on HST SMOV Results
T. Ake, A. Aloisi, R. Diaz, P. Ghavamian +8 more
20101 citations
Semantic Scholar
Trend of Dark Rates of the COS and STIS NUV MAMA Detectors
W. Zheng, C. Proffitt, D. Sahnow, T. Ake +7 more
20101 citations
Semantic Scholar
Cosmic Origins Spectrograph: Flat Fields And Signal-to-noise Characteristics
D. Sahnow, T. Ake, E. Burgh, S. Penton +2 more
20101 citations
Semantic Scholar
On-Orbit Performance of the COS Detectors
D. Sahnow, J. McPhate, T. Ake, D. Massa +3 more
20101 citations
Semantic Scholar
COS FUV External Spectroscopic Performance
P. Ghavamian, C. Froning, S. Osterman, Charles D. Tony Keyes +1 more
20101 citations
Semantic Scholar
O VI Emission in Nuclear Region of NGC 1068
Wei Zheng, G. Kriss, J.-X. Wang, D. Sahnow +4 more
20091 citations
Semantic Scholar
Optimizing Observations with the Cosmic Origins Spectrograph on the Hubble Space Telescope
C. Keyes, D. Sahnow
20071 citations
Semantic Scholar
LP-Infinity: overcoming limits to the number of lifetime positions in the COS FUV channel
D. Sahnow, Christian I. Johnson
2026Astronomical Telescopes + Instrumentation0 citations Open access
Semantic Scholar
Pushing the Limits of the Cosmic Origin Spectrograph (COS) with an Optimized Background Correction
Svea Hernandez, A. Igoshev, Jo Taylor, D. Sahnow +1 more
2024Publications of the Astronomical Society of the Pacific0 citations Open access
Semantic Scholar

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