340 citations · 1.3k across the 44 of their papers we have counts for
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astro-ph.EP2019★ 15 cited
New constraint on the atmosphere of (50000) Quaoar from a stellar occultation
Ko Arimatsu, Ryou Ohsawa, George L. Hashimoto +35
We report observations of a stellar occultation by the classical Kuiper belt object (50000) Quaoar occurred on 28 June 2019. A single-chord high-cadence (2 Hz) photometry dataset w…
astro-ph.HE2019★ 28 cited
Type Ia SN 2019ein: New Insights into the Similarities and diversities among High-Velocity SNe Ia
Miho Kawabata, Keiichi Maeda, Masayuki Yamanaka +38
We present optical observations of type Ia supernova (SN) 2019ein, starting at 2 days after the estimated explosion date. The spectra and the light curves show that SN 2019ein belo…
astro-ph.EP2019★ 3 cited
Shape and Rotational Motion Models for Tumbling and Monolithic Asteroid 2012 :High Time Resolution Lightcurve with the Tomo-e Gozen Camera
Seitaro Urakawa, Ryou Ohsawa, Shigeyuki Sako +13
We present visible and near-infrared observations of a near-Earth object (NEO), 2012 . The NEO 2012 approached close to the Earth at a distance of ab…