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Employment (2)

Jet Propulsion Laboratory: CA, CA, US

2022-08 to present | NASA Postdoctoral Fellow (Exoplanet Discovery and Science)
Employment
Source: Self-asserted source
Samson Johnson

Harvard-Smithsonian Center for Astrophysics: Cambridge, MA, US

2015-08 to 2016-07 | Postbaccalaureate Fellow (Astronomy)
Employment
Source: Self-asserted source
Samson Johnson

Education and qualifications (3)

The Ohio State University: Columbus, OH, US

2016-08 to 2022-05 | PhD (Astronomy)
Education
Source: Self-asserted source
Samson Johnson

University of Montana: Missoula, MT, US

2011-08 to 2015-05 | BA (Mathematics)
Education
Source: Self-asserted source
Samson Johnson

University of Montana: Missoula, MT, US

2011-08 to 2015-05 | BA (Physics)
Education
Source: Self-asserted source
Samson Johnson

Works (15)

A Multi-Parameter Degeneracy in Microlensing Events with Extreme Finite Source Effects

arXiv e-prints
2021-09 | Working paper
BIBCODE: 2021arXiv210908161J
ARXIV: 2109.08161
Contributors: Johnson, Samson A.; Penny, Matthew T.; Gaudi, B. Scott
Source: check_circle
NASA Astrophysics Data System

Revealing Short-period Exoplanets and Brown Dwarfs in the Galactic Bulge Using the Microlensing Xallarap Effect with the Nancy Grace Roman Space Telescope

The Astronomical Journal
2021-02 | Journal article
DOI: 10.3847/1538-3881/abcec2
BIBCODE: 2021AJ....161...84M
ARXIV: 2010.10315
Contributors: Miyazaki, Shota; Johnson, Samson A.; Sumi, Takahiro; Penny, Matthew T.; Koshimoto, Naoki; Yamawaki, Tsubasa
Source: check_circle
NASA Astrophysics Data System

OGLE-2019-BLG-0960Lb: The Smallest Microlensing Planet

arXiv e-prints
2021-01 | Working paper
BIBCODE: 2021arXiv210104696Y
ARXIV: 2101.04696
Contributors: Yee, Jennifer C.; Zang, Weicheng; Udalski, Andrzej; Ryu, Yoon-Hyun; Green, Jonathan; Hennerley, Steve; Marmont, Andrew; Sumi, Takahiro; Mao, Shude; Gromadzki, Mariusz et al.
Source: check_circle
NASA Astrophysics Data System

The HD 217107 planetary system: Twenty years of radial velocity measurements

Astronomische Nachrichten
2020-11 | Journal article
DOI: 10.1002/asna.202013830
BIBCODE: 2020AN....341..870G
ARXIV: 2009.12356
Contributors: Giovinazzi, Mark R.; Blake, Cullen H.; Eastman, Jason D.; Wright, Jason; McCrady, Nate; Wittenmyer, Rob; Johnson, John A.; Plavchan, Peter; Sliski, David H.; Wilson, Maurice L. et al.
Source: check_circle
NASA Astrophysics Data System

Predictions of the Nancy Grace Roman Space Telescope Galactic Exoplanet Survey. II. Free-floating Planet Detection Rates

The Astronomical Journal
2020-09 | Journal article
DOI: 10.3847/1538-3881/aba75b
BIBCODE: 2020AJ....160..123J
ARXIV: 2006.10760
Contributors: Johnson, Samson A.; Penny, Matthew; Gaudi, B. Scott; Kerins, Eamonn; Rattenbury, Nicholas J.; Robin, Annie C.; Calchi Novati, Sebastiano; Henderson, Calen B.
Source: check_circle
NASA Astrophysics Data System

A Full Implementation of Spectro-perfectionism for Precise Radial Velocity Exoplanet Detection: A Test Case With the MINERVA Reduction Pipeline

Publications of the Astronomical Society of the Pacific
2019-12 | Journal article
DOI: 10.1088/1538-3873/ab4103
BIBCODE: 2019PASP..131l4503C
ARXIV: 1911.04985
Contributors: Cornachione, Matthew A.; Bolton, Adam S.; Eastman, Jason D.; Wilson, Maurice L.; Wang, Sharon X.; Johnson, Samson A.; Sliski, David H.; McCrady, Nate; Wright, Jason T.; Plavchan, Peter et al.
Source: check_circle
NASA Astrophysics Data System

Minerva-Australis. I. Design, Commissioning, and First Photometric Results

Publications of the Astronomical Society of the Pacific
2019-11 | Journal article
DOI: 10.1088/1538-3873/ab03aa
BIBCODE: 2019PASP..131k5003A
ARXIV: 1901.11231
Contributors: Addison, Brett; Wright, Duncan J.; Wittenmyer, Robert A.; Horner, Jonathan; Mengel, Matthew W.; Johns, Daniel; Marti, Connor; Nicholson, Belinda; Soutter, Jack; Bowler, Brendan et al.
Source: check_circle
NASA Astrophysics Data System

First Radial Velocity Results From the MINiature Exoplanet Radial Velocity Array (MINERVA)

Publications of the Astronomical Society of the Pacific
2019-09 | Journal article
DOI: 10.1088/1538-3873/ab33c5
BIBCODE: 2019PASP..131k5001W
ARXIV: 1904.09991
Contributors: Wilson, Maurice L.; Eastman, Jason D.; Cornachione, Matthew A.; Wang, Sharon X.; Johnson, Samson A.; Sliski, David H.; Schap, William J., III; Morton, Timothy D.; Johnson, John Asher; McCrady, Nate et al.
Source: check_circle
NASA Astrophysics Data System

KELT-22Ab: A Massive, Short-Period Hot Jupiter Transiting a Near-solar Twin

The Astrophysical Journal Supplement Series
2019-01 | Journal article
DOI: 10.3847/1538-4365/aaee7e
BIBCODE: 2019ApJS..240...13L
ARXIV: 1803.07559
Contributors: Labadie-Bartz, Jonathan; Rodriguez, Joseph E.; Stassun, Keivan G.; Ciardi, David R.; Penev, Kaloyan; Johnson, Marshall C.; Gaudi, B. Scott; Colón, Knicole D.; Bieryla, Allyson; Latham, David W. et al.
Source: check_circle
NASA Astrophysics Data System

The quiescent progenitors of four Type II-P/L supernovae

Monthly Notices of the Royal Astronomical Society
2018-10 | Journal article
DOI: 10.1093/mnras/sty1966
BIBCODE: 2018MNRAS.480.1696J
ARXIV: 1712.03957
Contributors: Johnson, Samson A.; Kochanek, C. S.; Adams, S. M.
Source: check_circle
NASA Astrophysics Data System

KELT-19Ab: A P ∼ 4.6-day Hot Jupiter Transiting a Likely Am Star with a Distant Stellar Companion

The Astronomical Journal
2018-01 | Journal article
DOI: 10.3847/1538-3881/aa9e4d
BIBCODE: 2018AJ....155...35S
ARXIV: 1709.07010
Contributors: Siverd, Robert J.; Collins, Karen A.; Zhou, George; Quinn, Samuel N.; Gaudi, B. Scott; Stassun, Keivan G.; Johnson, Marshall C.; Bieryla, Allyson; Latham, David W.; Ciardi, David R. et al.
Source: check_circle
NASA Astrophysics Data System

On the progenitor of the Type Ibc supernova 2012fh

Monthly Notices of the Royal Astronomical Society
2017-12 | Journal article
DOI: 10.1093/mnras/stx2170
BIBCODE: 2017MNRAS.472.3115J
ARXIV: 1707.03828
Contributors: Johnson, Samson A.; Kochanek, C. S.; Adams, S. M.
Source: check_circle
NASA Astrophysics Data System

KELT-20b: A Giant Planet with a Period of P ∼ 3.5 days Transiting the V ∼ 7.6 Early A Star HD 185603

The Astronomical Journal
2017-11 | Journal article
DOI: 10.3847/1538-3881/aa8f95
BIBCODE: 2017AJ....154..194L
ARXIV: 1707.01518
Contributors: Lund, Michael B.; Rodriguez, Joseph E.; Zhou, George; Gaudi, B. Scott; Stassun, Keivan G.; Johnson, Marshall C.; Bieryla, Allyson; Oelkers, Ryan J.; Stevens, Daniel J.; Collins, Karen A. et al.
Source: check_circle
NASA Astrophysics Data System

The Radial Velocity of OGLE-2015-BLG-0966S

Publications of the Astronomical Society of the Pacific
2017-07 | Journal article
DOI: 10.1088/1538-3873/aa719c
BIBCODE: 2017PASP..129g4401J
ARXIV: 1701.04821
Contributors: Johnson, Samson A.; Yee, Jennifer C.
Source: check_circle
NASA Astrophysics Data System

The Mysterious Dimmings of the T Tauri Star V1334 Tau

The Astrophysical Journal
2017-02 | Journal article
DOI: 10.3847/1538-4357/aa5da5
BIBCODE: 2017ApJ...836..209R
ARXIV: 1701.03044
Contributors: Rodriguez, Joseph E.; Zhou, George; Cargile, Phillip A.; Stevens, Daniel J.; Osborn, Hugh P.; Shappee, Benjamin J.; Reed, Phillip A.; Lund, Michael B.; Relles, Howard M.; Latham, David W. et al.
Source: check_circle
NASA Astrophysics Data System
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