activity
19982026
most citedThe Carnegie-Chicago Hubble Program. VIII. An Independent Determination of the Hubble Constant Based on the Tip of the Red Giant Branch

825 citations · 7.7k across the 112 of their papers we have counts for

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Showing 2012Show all

5 papers · 1 filter

astro-ph.HE2012★ 51 cited

Supernova 2008J: early time observations of a heavily reddened SN 2002ic-like transient

F. Taddia, M. D. Stritzinger, M. M. Phillips +19

We provide additional observational evidence that some Type Ia supernovae (SNe Ia) show signatures of circumstellar interaction (CSI) with hydrogen-rich material. Early phase optic…

astro-ph.CO2012★ 468 cited

Carnegie Hubble Program: A Mid-Infrared Calibration of the Hubble Constant

Wendy L. Freedman, Barry F. Madore, Victoria Scowcroft +5

Using a mid-infrared calibration of the Cepheid distance scale based on recent observations at 3.6 um with the Spitzer Space Telescope, we have obtained a new, high-accuracy calibr…

astro-ph.GA2012★ 27 cited

The Absolute Magnitude of RRc Variables From Statistical Parallax

Juna A. Kollmeier, Dorota M. Szczygiel, Christopher R. Burns +12

We present the first definitive measurement of the absolute magnitude of RR Lyrae c-type variable stars (RRc) determined purely from statistical parallax. We use a sample of 247 RR…

astro-ph.SR2012★ 92 cited

Linking Type Ia Supernova Progenitors and their Resulting Explosions

Ryan J. Foley, Joshua D. Simon, Christopher R. Burns +7

Comparing the ejecta velocities at maximum brightness and narrow circumstellar/interstellar Na D absorption line profiles of a sample of 23 Type Ia supernovae (SNe Ia), we determin…

astro-ph.CO2012★ 64 cited

The Standardizability of Type Ia Supernovae in the Near-Infrared: Evidence for a Peak Luminosity-Decline Rate Relation in the Near-Infrared

ShiAnne Kattner, Douglas C. Leonard, Christopher R. Burns +9

We analyze the standardizability of Type Ia supernovae (SNe Ia) in the near-infrared (NIR) by investigating the correlation between observed peak NIR absolute magnitude and post-ma…