Department of Astronomy and Astrophysics

eScholarship stats: History by Item for June through September, 2026

Item	Title	Total requests	2026-09	2026-08	2026-07	2026-06
9j80t4m1	The 16th Data Release of the Sloan Digital Sky Surveys: First Release from the APOGEE-2 Southern Survey and Full Release of eBOSS Spectra	793	131	154	246	262
5v24p8hv	Multiwavelength constraints on the origin of a nearby repeating fast radio burst source in a globular cluster	469	110	131	109	119
50r7r20d	Multi-messenger Observations of a Binary Neutron Star Merger* * Any correspondence should be addressed to lvc.publications@ligo.org.	459	123	200	44	92
2qw2m22g	The Seventeenth Data Release of the Sloan Digital Sky Surveys: Complete Release of MaNGA, MaStar, and APOGEE-2 Data	427	112	89	117	109
82f057jt	Climate Action in Higher Education: Roadmap	400	90	89	107	114
4058w3z1	Final Targeting Strategy for the Sloan Digital Sky Survey IV Apache Point Observatory Galactic Evolution Experiment 2 North Survey	340	64	71	100	105
98c8s865	The Palomar Transient Factory Core-collapse Supernova Host-galaxy Sample. I. Host-galaxy Distribution Functions and Environment Dependence of Core-collapse Supernovae	334	87	54	85	108
2zz1p7sc	SUPPLEMENT: “LOCALIZATION AND BROADBAND FOLLOW-UP OF THE GRAVITATIONAL-WAVE TRANSIENT GW150914” (2016, ApJL, 826, L13)	305	37	55	40	173
2tb3p8mk	LSST: From Science Drivers to Reference Design and Anticipated Data Products	283	49	63	61	110
498713kh	The Dark Energy Survey: Cosmology Results with ∼1500 New High-redshift Type Ia Supernovae Using the Full 5 yr Data Set	277	67	114	58	38
4d77d3hk	The HETDEX Instrumentation: Hobby–Eberly Telescope Wide-field Upgrade and VIRUS	266	79	51	70	66
6mh6q5hg	Giant Outer Transiting Exoplanet Mass (GOT ‘EM) Survey. V. Two Giant Planets in Kepler-511 but Only One Ran Away	253	66	96	47	44
77f6c5hq	SDSS-IV MaNGA: How the Stellar Populations of Passive Central Galaxies Depend on Stellar and Halo Mass	246	33	57	75	81
22f589zr	GRB 180620A: Evidence for Late-time Energy Injection	233	43	58	59	73
3h76z2tp	A tidal disruption event coincident with a high-energy neutrino	230	31	57	59	83
7fc5q0p2	Search for Ultraheavy Dark Matter from Observations of Dwarf Spheroidal Galaxies with VERITAS	227	52	34	61	80
8t30k6h1	Multiwavelength follow-up of a rare IceCube neutrino multiplet	226	68	27	72	59
7k73n755	ANCIENT CALENDRICAL OBSERVING SITES IN CALIFORNIA’S MOJAVE DESERT AND SIERRA NEVADA	223	58	41	45	79
2p84t4bs	The Hourglass Simulation: A Catalog for the Roman High-latitude Time-domain Core Community Survey	203	54	111	21	17
11f44236	THE DEEP2 GALAXY REDSHIFT SURVEY: DESIGN, OBSERVATIONS, DATA REDUCTION, AND REDSHIFTS**Based on observations taken at the W. M. Keck Observatory, which is operated jointly by the University of California and the California Institute of Technology, and on observations made with the NASA/ESO Hubble Space Telescope, obtained from the data archives at the Space Telescope Science Institute, which is operated by the Association of Universities for Research in Astronomy, Inc., under NASA contract NAS5-26555, and from the Canadian Astronomy Data Centre.	202	50	49	44	59
7838q8s3	First cosmology results using Type Ia supernova from the Dark Energy Survey: simulations to correct supernova distance biases	196	29	113	23	31
84d0q763	The Complete Light-curve Sample of Spectroscopically Confirmed SNe Ia from Pan-STARRS1 and Cosmological Constraints from the Combined Pantheon Sample	195	47	37	48	63
9tc8q9vs	K2 Observations of SN 2018oh Reveal a Two-component Rising Light Curve for a Type Ia Supernova	192	39	27	68	58
38s3v07s	The Hobby–Eberly Telescope Dark Energy Experiment (HETDEX) Survey Design, Reductions, and Detections* * Based on observations obtained with the Hobby–Eberly Telescope, which is a joint project of the University of Texas at Austin, the Pennsylvania State University, Ludwig-Maximilians-Universität München, and Georg-August-Universität Göttingen.	186	58	20	59	49
0v44n629	Sloan Digital Sky Survey IV: Mapping the Milky Way, Nearby Galaxies, and the Distant Universe	183	46	83	13	41
0wc6v6pt	The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. II. UV, Optical, and Near-infrared Light Curves and Comparison to Kilonova Models	180	31	76	32	41
11n957n7	The TESS-Keck Survey. XVI. Mass Measurements for 12 Planets in Eight Systems	176	38	35	27	76
8k19n0p9	The Electromagnetic Counterpart of the Binary Neutron Star Merger LIGO/Virgo GW170817. I. Discovery of the Optical Counterpart Using the Dark Energy Camera	174	40	57	35	42
5m23m7m3	ERRATUM: “AUTOMATED TRANSIENT IDENTIFICATION IN THE DARK ENERGY SURVEY” (2015, AJ, 150, 82)	171	24	38	58	51
66c9t3c5	Production of Elephant Trunks in HII Regions by Radiation-Magnetohydrodynamic Instabilities	165	37	38	33	57
6885r60v	ANCIENT CALENDRICAL OBSERVING SITES IN CALIFORNIA’S MOJAVE DESERT AND SIERRA NEVADA, 2nd Edition April 2013	165	40	42	30	53
2xh2k163	THE AGORA HIGH-RESOLUTION GALAXY SIMULATIONS COMPARISON PROJECT. II. ISOLATED DISK TEST	162	40	65	15	42
95s4v1hf	Discovery and Follow-up Observations of the Young Type Ia Supernova 2016coj	161	24	36	58	43
0f29389p	First Cosmology Results Using SNe Ia from the Dark Energy Survey: Analysis, Systematic Uncertainties, and Validation	160	40	48	19	53
9kz418gf	Sweet-Parker Reconnection with Anomalous Resistivity — A Toy Model	160	39	49	27	45
6nv5f7t1	A trail of dark-matter-free galaxies from a bullet-dwarf collision	158	29	54	30	45
3db4r31q	The Need for Laboratory Measurements and Ab Initio Studies to Aid Understanding of Exoplanetary Atmospheres	156	49	28	26	53
8cx2g916	Multidimensional Radiation Hydrodynamics Simulations of Pulsational Pair-instability Supernovae	150	44	39	27	40
8qb15891	Optical and ultraviolet spectroscopic analysis of SN 2011fe at late times	150	28	25	51	46
9ph804bp	A PANCHROMATIC VIEW OF THE RESTLESS SN 2009ip REVEALS THE EXPLOSIVE EJECTION OF A MASSIVE STAR ENVELOPE	150	31	42	33	44
7gh663p7	The Old Host-galaxy Environment of SSS17a, the First Electromagnetic Counterpart to a Gravitational-wave Source* * This paper includes data gathered with the 6.5 meter Magellan Telescopes located at Las Campanas Observatory, Chile.	148	23	25	49	51
05b81661	Astrophysics. Multiple images of a highly magnified supernova formed by an early-type cluster galaxy lens.	147	39	32	25	51
6rx0v8xc	Seeing and Site Testing: Records of Astronomical Site Testing and Seeing	143	33	26	37	47
25h1s5ms	Identification of carbon dioxide in an exoplanet atmosphere	142	24	22	30	66
0vn7g57f	Saturn’s Probable Interior: An Exploration of Saturn’s Potential Interior Density Structures	141	31	35	27	48
1g07f9c8	Reverse Shock Emission Revealed in Early Photometry in the Candidate Short GRB 180418A	140	21	37	50	32
3d5712fq	Multiple images of a highly magnified supernova formed by an early-type cluster galaxy lens	139	35	45	19	40
9tr5g9zp	Ancient Calendrical Observing Sites in California's Mojave Desert and Sierra Nevada	139	46	24	28	41
1rs528tc	LSST Observing Strategy White Paper: LSST Observations of WFIRST Deep Fields	133	38	20	31	44
4059s5xd	A gravitational-wave standard siren measurement of the Hubble constant	133	19	23	11	80

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