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Hα EWs are compared between M dwarf binary comp...

Hα EWs are compared between M dwarf binary components for two samples of twin or nearly ...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Spectra of the Hα region for 22 New Systems obs...

Spectra of the Hα region for 22 New Systems observed by CHIRON, excluding the known or s...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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An example archival image from the DSS2-Red sur...

An example archival image from the DSS2-Red survey (B. M. Lasker et al. 1996; R. R. Gal ...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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An observational Hertzsprung–Russell diagram (H...

An observational Hertzsprung–Russell diagram (HRD) of our Full Sample using Gaia DR3 val...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Two equivalency plots assessing radial velocity...

Two equivalency plots assessing radial velocity measurements for the stars in our Result...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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An example set of astrometric results from the ...

An example set of astrometric results from the 0.9 m long-term program for our twin star...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Our CHIRON ﹩v\,\sin (i)﹩ values compared betwee...

Our CHIRON ﹩v\,\sin (i)﹩ values compared between twin pair components from our Results S...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Rotation period results for the six New Systems...

Rotation period results for the six New Systems with values in Table 6 using data from t...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Rotation period results for the six New Systems...

Rotation period results for the six New Systems with values in Table 6 using data from t...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Rotation period results for the six New Systems...

Rotation period results for the six New Systems with values in Table 6 using data from t...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Differential light curves from the 0.9 m long-t...

Differential light curves from the 0.9 m long-term program for 16 of our observed New Sy...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Example useful rotation results from various ex...

Example useful rotation results from various external data sources are shown for stars i...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Example useful rotation results from various ex...

Example useful rotation results from various external data sources are shown for stars i...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Comparisons of rotation periods and peak-to-pea...

Comparisons of rotation periods and peak-to-peak rotation amplitudes (amprot) between th...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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A comparison is given of the 0.9 m long-term ph...

A comparison is given of the 0.9 m long-term photometric variability levels between twin...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Rotation results from TESS-unpop for RTW 1123+8...

Rotation results from TESS-unpop for RTW 1123+8009 A and B, in the same general format a...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Twin binaries from our Results Sample shown in ...

Twin binaries from our Results Sample shown in the rotation–activity plane for M dwarfs,...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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Peak-to-peak rotation photometric amplitudes (a...

Peak-to-peak rotation photometric amplitudes (amprot) compared with rotation periods in ...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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The Hα activity (a) and rotation rate (b) of ou...

The Hα activity (a) and rotation rate (b) of our Results Sample binary components shown ...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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The estimated masses of binary components in ou...

The estimated masses of binary components in our Results Sample are plotted against thei...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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A visually enhanced plot of the Gaia main seque...

A visually enhanced plot of the Gaia main sequence from W.-C. Jao & G. A. Feiden (2020) ...

Andrew A. Couperus et al, The Astronomical Journal 171 3

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A comparison between the empirical transit spec...

A comparison between the empirical transit spectra of Mars, derived from TGO/NOMAD solar...

Shohei Aoki et al, The Astronomical Journal 171 3

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An example of spectra obtained by NOMAD/SO in f...

An example of spectra obtained by NOMAD/SO in full-scan mode. The spectra were taken bet...

Shohei Aoki et al, The Astronomical Journal 171 3

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Empirical transit spectra generated from the TG...

Empirical transit spectra generated from the TGO/NOMAD solar occultation measurements ta...

Shohei Aoki et al, The Astronomical Journal 171 3

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Illustration of the relationship between the Su...

Illustration of the relationship between the Sun and Mars throughout a Martian year. The...

Shohei Aoki et al, The Astronomical Journal 171 3

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