Latest Images

Color–color diagrams with NIRCam 3–5 μm medium-...

Color–color diagrams with NIRCam 3–5 μm medium-band filters. Companions, namely the HR 8...

William O. Balmer et al, The Astronomical Journal 169 4

Planet locations per roll angle in detector coo...

Planet locations per roll angle in detector coordinates at the epoch of observation, com...

William O. Balmer et al, The Astronomical Journal 169 4

LWB/narrow observations of all four HR 8799 pla...

LWB/narrow observations of all four HR 8799 planets (SW filters as blue hexagons, LW fil...

William O. Balmer et al, The Astronomical Journal 169 4

Imaging Summary. Left panel: PSF-subtracted F41...

Imaging Summary. Left panel: PSF-subtracted F410M image of HR 8799, pyKLIP subtraction p...

William O. Balmer et al, The Astronomical Journal 169 4

JWST/NIRCam F410M 5σ contrast curves for the LW...

JWST/NIRCam F410M 5σ contrast curves for the LWB/narrow coronagraph (solid black line) a...

William O. Balmer et al, The Astronomical Journal 169 4

Model of the idealized 2D transmission function...

Model of the idealized 2D transmission function for the band-limited NIRCam MASKLWB coro...

William O. Balmer et al, The Astronomical Journal 169 4

SED of 51 Eri b and best-fitting Exo-REM models...

SED of 51 Eri b and best-fitting Exo-REM models. The top panel illustrates the transmiss...

William O. Balmer et al, The Astronomical Journal 169 4

Centering NIRCam LWB/narrow coronagraphic image...

Centering NIRCam LWB/narrow coronagraphic images. Left panel: first science frame from t...

William O. Balmer et al, The Astronomical Journal 169 4

The orbit of 51 Eri b. Five-hundred randomly dr...

The orbit of 51 Eri b. Five-hundred randomly drawn orbits from our posterior distributio...

William O. Balmer et al, The Astronomical Journal 169 4

Post-starlight subtraction image library by fil...

Post-starlight subtraction image library by filter, for F460M through F335M.

William O. Balmer et al, The Astronomical Journal 169 4

Post-starlight subtraction image library by fil...

Post-starlight subtraction image library by filter, for F300M, F250M (LW detector) and F...

William O. Balmer et al, The Astronomical Journal 169 4

Example Bayesian KLIP-FM Astrometry (BKA) resul...

Example Bayesian KLIP-FM Astrometry (BKA) results for the F410M filter, corresponding to...

William O. Balmer et al, The Astronomical Journal 169 4

Following Figure 5, calibrated 5σ contrast curv...

Following Figure 5, calibrated 5σ contrast curves and measured contrasts for each filter...

William O. Balmer et al, The Astronomical Journal 169 4

Deconvolution of the F410M image of HR 8799 (Fi...

Deconvolution of the F410M image of HR 8799 (Figure 4) using webbpsf model PSFs, as desc...

William O. Balmer et al, The Astronomical Journal 169 4

LWB/narrow observations of all four HR 8799 pla...

LWB/narrow observations of all four HR 8799 planets (SW filters as blue hexagons, LW fil...

William O. Balmer et al, The Astronomical Journal 169 4

Visual orbit parameters and dynamical masses of...

Visual orbit parameters and dynamical masses of the 51 Eri system, from our orbital anal...

William O. Balmer et al, The Astronomical Journal 169 4

The GAGDR3 sample on the H-R diagram ((a) and (...

The GAGDR3 sample on the H-R diagram ((a) and (c)), MG vs. MNUV diagram (b), and MG vs. ...

Wei-Chun Jao et al, The Astronomical Journal 169 3

Stars with Mg II indices on the H-R diagram (a)...

Stars with Mg II indices on the H-R diagram (a), MG vs. MNUV diagram (b), and MG vs. Mg ...

Wei-Chun Jao et al, The Astronomical Journal 169 3

Distributions of stars from GAGDR3 (blue dots) ...

Distributions of stars from GAGDR3 (blue dots) and A. C. Schneider & E. L. Shkolnik (201...

Wei-Chun Jao et al, The Astronomical Journal 169 3

Spectral comparisons between stars on different...

Spectral comparisons between stars on different branches. The left column compares spect...

Wei-Chun Jao et al, The Astronomical Journal 169 3

Flaring M dwarfs in the NUV band on various dia...

Flaring M dwarfs in the NUV band on various diagrams: the H-R diagram (a), MNUV vs. MG (...

Wei-Chun Jao et al, The Astronomical Journal 169 3

Distributions of stars with rotation period mea...

Distributions of stars with rotation period measurements from the Kepler K2 Campaigns in...

Wei-Chun Jao et al, The Astronomical Journal 169 3

Distribution of Hα activity from M dwarfs in th...

Distribution of Hα activity from M dwarfs in the MEarth, CARMENES, and LAMOST surveys. T...

Wei-Chun Jao et al, The Astronomical Journal 169 3

This four-panel figure demonstrates that the NU...

This four-panel figure demonstrates that the NUV − RP color shift identified by C. Cifue...

Wei-Chun Jao et al, The Astronomical Journal 169 3

Shared axis plots for the GAGDR3 sample. The ce...

Shared axis plots for the GAGDR3 sample. The center plot is the H-R diagram in MG vs. BP...

Wei-Chun Jao et al, The Astronomical Journal 169 3

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