Latest Images

Locations of the GNSS stations for the VLA (lef...

Locations of the GNSS stations for the VLA (left panel) and MeerKAT (right panel) potent...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

The lunar IFRM estimates from three global and ...

The lunar IFRM estimates from three global and two local models, for the “D2” observatio...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Left panel: the observed and corrected EVPAs fo...

Left panel: the observed and corrected EVPAs for DA240 for the “D2” observation by time....

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Color-coded MeerKAT images of the Moon at 1002 ...

Color-coded MeerKAT images of the Moon at 1002 MHz. The Stokes I brightness (left panel)...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

The lunar EVPA measurements following correctio...

The lunar EVPA measurements following correction by four IFRM estimates, the G01-pie1 es...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Examples of the estimated lunar IFRMs by TECOR,...

Examples of the estimated lunar IFRMs by TECOR, using the “jplg” global VTEC maps. Time ...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Showing the integrated residual EVPA values fol...

Showing the integrated residual EVPA values following IFRM corrections by various estima...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

The estimated and observed IFRM values for the ...

The estimated and observed IFRM values for the three MeerKAT observations. For all three...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Showing the uncorrected observed lunar EVPA off...

Showing the uncorrected observed lunar EVPA offsets, and the values after correction by ...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Showing the image products from the C3 observat...

Showing the image products from the C3 observation. The bright spot in the three leftmos...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Maps of the polarized calibrators 3C286 (left p...

Maps of the polarized calibrators 3C286 (left panel) at 14 GHz with 150 mas resolution, ...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Showing the intrinsic EVPA (left panel) and pol...

Showing the intrinsic EVPA (left panel) and polarization fraction (right panel) of 3C286...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Showing the intrinsic EVPA (left panel) and pol...

Showing the intrinsic EVPA (left panel) and polarization fraction (right panel) for 3C13...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Comparing the IFRM estimates provided by TECOR,...

Comparing the IFRM estimates provided by TECOR, RMextract, ALBUS, and spinifex for the D...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Showing STEC (left panel) and IFRM (right panel...

Showing STEC (left panel) and IFRM (right panel) estimates using data from the closest t...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Showing the ALBUS estimates of IFRM and STEC fo...

Showing the ALBUS estimates of IFRM and STEC for the “D2” observation. Left panel: the e...

Richard A. Perley et al, The Astrophysical Journal Supplement Series 283 2

Magnitude of the GR and CB affecting the RVs of...

Magnitude of the GR and CB affecting the RVs of stars in the Hyades, relative to those e...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

ΔRV values (difference between the measured spe...

ΔRV values (difference between the measured spectroscopic RVs and the astrometric RVs, w...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

RV measurements for vB 80, compared with a sect...

RV measurements for vB 80, compared with a section of the spectroscopic orbit calculated...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

Top: astrometric observations of vB 259 togethe...

Top: astrometric observations of vB 259 together with our model for the orbit. Periastro...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

RV measurements for LP 301-69, together with ou...

RV measurements for LP 301-69, together with our models for the inner and outer orbits. ...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

RV measurements for vB 22 together with our mod...

RV measurements for vB 22 together with our models for the inner and outer orbits (phase...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

RV measurements for vB 96, along with our best-...

RV measurements for vB 96, along with our best-fit model. The dotted line marks the cent...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

RV measurements of HD 26090 from this paper and...

RV measurements of HD 26090 from this paper and from R. F. Griffin (2001), along with ou...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

Measured position angles and angular separation...

Measured position angles and angular separations for HD 26090 from the WDS, together wit...

Guillermo Torres et al, The Astrophysical Journal Supplement Series 283 2

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