Accepted proposals for Semester S21A

The Call for Proposals for Semester S21A received 136 and 2 submitted proposals for the Normal and Intensive Programs, respectively, requesting a total of 286.9 nights. After screening by TAC, 55.8 (+ 2.5 ToO) nights were allocated to the following 34 proposals. In addition, 17.5 nights and 3.5 nights are assigned to IRD SSP Project and HSC SSP Project respectively, 2.5 nights are assigned to Service Program observations, and 25.5 nights are assigned to five on-going Intensive Programs: S18B-011I(5 nights), S19A-060QI(2 night), S20A-096I(3 nights), S20B-088I(7 nights), and S20B-097I(8.5 nights).

ID	PI	Proposal Title	Inst	Nts	Abstract
S21A-001	Yuichi Harikane	Understanding Reionizing Source with Newly-Identified IRAC Excess Galaxy	MOSFIRE(Keck)	1	abstract
S21A-002	Kohei Ichikawa	Spectroscopic follow-up of extremely radio-loud and low-mass galaxies	FOCAS	2	abstract
S21A-003	Jian Jiang	The Progenitor of Type Ia Supernovae Enlightened by HSC Ultra-Deep Survey	HSC&GMOS(Gemini-N)	2.5+1.5	abstract
S21A-005	Toru Misawa	Transverse Proximity Effects around BAL Quasars II	FOCAS	1	abstract
S21A-013	Tadayuki Kodama	Ruby-Rush: First discovery of ultra-massive jewels at z~5 in Gold-Rush mines	SWIMS	5	abstract
S21A-014	Keiichi Maeda	Supernova Flash Spectroscopy with High Spectral Resolution	HDS	1 ToO	abstract
S21A-017	Yuu Niino	Subaru Follow-up of Fast Radio Bursts	HSC/FOCAS/HDS/SWIMS/IRCS	1.5ToO	abstract
S21A-019	Keiichi Maeda	Late-Time Spectroscopy of Nearby Supernovae: From Seimei to Subaru	GMOS(Gemini-N)&SWIMS	1+1	abstract
S21A-029	Thayne Currie	Clarifying the Spectra of the Benchmark Exoplanets HR 8799 bcde with SCExAO/CHARIS	CHARIS+SCExAO+NGS-AO	0.5	abstract
S21A-031	Ryo Kandori	A Thorough Census of Density Structure in a Magnetized Archetypal Filamentary Cloud	SWIMS	1	abstract
S21A-034	Takashi Moriya	Exploring the long-timescale transient frontier with HSC - Season 5	HSC(Queue)	0.9	abstract
S21A-039	Michihiro Takami	Understanding the Mechanism of Jet Launching in Active Young Stars (II)	OSIRIS+NGS-AO(Keck)	1	abstract
S21A-044	Masafusa Onoue	Full Census of Supermassive Black Holes at 6<z<7	SWIMS	3.5	abstract
S21A-045	Akio Inoue	Imaging Lyα filaments around a DLA-SMG-LBG association at z=3.3	KCWI(Keck)	1	abstract
S21A-047	Motohide Tamura	Spectroscopy of young free-floating planets in Upper Scorpius	SWIMS	3	abstract
S21A-050	Taro Matsuo	Characterization of plume activities and subsurface ocean on Europa	IRCS+NGS-AO	2.5	abstract
S21A-053	Shogo Nishiyama	Spectroscopic Approach to General Relativistic Orbital Precession around SMBH	IRCS+NGS-AO	2	abstract
S21A-062	Hajime Kawahara	Search for C/O tracers by the First High-Dispersion Coronagraphy	REACH+NGS-AO	2.5	abstract
S21A-067	John Silverman	Spectroscopic identification of close dual quasars with Gemini	GMOS(Gemini-N)	2	abstract
S21A-069I	Masami Ouchi	* Extremely Metal-Poor Representatives Explored by the Subaru Survey for 3D	FOCAS&IRCS+NGS-AO	1.5+1	abstract
S21A-072	Hanae Inami	A Systematic Search of Lyα Emission in the Reionization Era	MOSFIRE(Keck)	2	abstract
S21A-074	Daichi Kashino	Structure of reionization: the origin for spatially variable IGM opacity	HSC(Queue)	0.6	abstract
S21A-083	Hideki Umehata	The nature of galaxies newly uncovered by ALMA in a giant Lymanα blob	SWIMS	1	abstract
S21A-091	Yui Kawashima	Chemical & Kinematic Characterization of Benchmark Brown Dwarfs with IRD	IRD+NGS-AO&REACH+NGS-AO	1	abstract
S21A-094	Scott Carlsten	Mapping Dwarf Satellite Systems in the Local Volume with HSC	HSC(Queue)	0.6	abstract
S21A-098	Tadafumi Matsuno	LMS-1: a low-mass galaxy or a sibling of the nearby stellar stream?	HDS	1.5	abstract
S21A-100	Vigneshwaran Krishnamurthy	Photoevaporation in sub-Neptune TESS Planet TOI-1235 b	IRD+NGS-AO	0.5	abstract
S21A-114I	Yuichi Matsuda	* Mapping of ionizing radiation on the cosmic web with Lyα emission and shadow	HSC(Queue)	1.8	abstract
S21A-121	Kenichi Tadaki	SWIMS wide-area imaging survey with medium K-band filters	SWIMS	3.5	abstract
S21A-128	Kenneth Wong	Spectroscopy of Lensed Quasars for Time-Delay Cosmography	FOCAS	0.5	abstract
S21A-129	Teruyuki Hirano	Transit Spectroscopy for the Youngest Hot Jupiter	IRD+NGS-AO	1	abstract
S21A-145	Kohei Hayashi	Deep and wide imaging of the Milky Way ultra-diffuse galaxy Antlia 2	HSC(Queue)	0.4	abstract
S21A-147	Nao Suzuki	Probing Dark Energy with z>1 SNe Ia from SSP Transient Survey: Season-II	FOCAS	2	abstract
S21A-149	Julien Lozi	High-contrast H alpha exploration for protoplanets	CHARIS+SCExAO+NGS-AO	2	abstract

The instruments and nights written in italics are those of Gemini or Keck Telescopes, with which we have time-exchange programs.

^* These proposals have been accepted in the category of Intensive Program. S21A-069I will be assigned 2.5 nights also from S21B to S22B, totally 10 nights. S21A-114I will be assigned 2 nights also from S21B to S23A, totally 9.8 nights.

NOTE
As backup programs, one proposal (see *1 below) was newly accepted and supplemental nights were added to already accepted three proposals (see *2 below).

*1
S21A-043, Takayuki Kotani et al.,
Dynamical mass determination of young binary systems
REACH+NGS-AO, 0.5 night, abstract

*2
Additional 0.5 night for each of S21A-044 and S21A-098.
Additional 1 night for S21A-091.

Service Programs conducted in Semester S21A

The following proposals were conducted in S21A as Service Programs.

ID	PI	Proposal Title	Inst	Achievement
S21A-162S	Naoto Kobayashi	Catching kinematics of onset of a rare accretion outburst in YSO Gaia 20eae.	HDS	100%
S21A-163S	Wako Aoki	Optical high-resolution spectroscopy of dwarf carbon stars	HDS	70%
S21A-165S	Teruyuki Hirano	Confirming the Properties of Exoplanets around Low-Mass Stars II	IRCS+NGS-AO	60%
S21A-170S	Yumiko Oasa	A Spectroscopic confirmation of Young Brown Dwarfs in the nearby SFRs	IRCS+NGS-AO	100%
S21A-176S	Masayuki Kuzuhara	Testing How To Characterize Young Stars with GAIA-Hipparcos Proper Motion Accelerations plus High-Contrast Imaging	IRCS+NGS-AO	70%
S21A-177S	Siwei Zou	A carbon enhanced Lyman limit system: A new window on the first stars?	HDS	100%

updated on July 19, 2021