DR
D. E. Reichart
astro-ph.HEastro-ph.SRastro-phastro-ph.EPastro-ph.GAastro-ph.IMastro-ph.COphysics.ed-phgr-qchep-ph
On Valency
published · living versionsW_kyhs4eqq·v1 · currentpublished
Constraining the period of the ringed secondary companion to the young star J1407 with photographic plates
with R. T. Mentel, M. A. Kenworthy, D. A. Cameron, E. L. Scott +11
1 version
W_2pr75gfx·v1published
W_8brbwmt9·v1published
W_jhsqjsxm·v1published
W_95vh5s6e·v1published
W_d6j6br5z·v1published
Preprints & journals
186 papers in the corpus · 1997–2026The October 2022 flare in OJ 287 and the mass of its primary black hole2609.04998v1 · Mauri J. Valtonen, Staszek Zola, Manpreet Singh et al.2026 · 0 citationsarXiv
A Changing-Look Seyfert Discovered by eROSITA Reveals a Two-Component Broad-Line Region2605.07965v1 · Alex Markowitz, Mirko Krumpe, David Homan et al.2026 · 0 citationsarXiv
Search For a Counterpart to the Subsolar Mass Gravitational Wave Candidate S251112cm2603.17009v2 · Nicholas Vieira, Noah Franz, Bhagya Subrayan et al.2026 · 1 citationarXiv
Multi-epoch afterglow rebrightenings in GRB 250129A: Evidence for successive shock interactions2603.08555v1 · D. Akl, S. Antier, H. Koehn et al.2026 · 2 citationsA&A 710, A211 (2026)
A Faint Progenitor System for the Faint Supernova 2024vjm2602.09096v2 · Erez A. Zimmerman, Avishay Gal-Yam, Paul J. Groot et al.2026 · 0 citationsarXiv
Gaia20fnr: A binary-lens microlensing event with full orbital motion revealed by four space telescopes2601.15969v2 · M. Wicker, Ł. Wyrzykowski, M. Hundertmark et al.2026 · 1 citationA&A 710, A294 (2026)
SN 2023zcu: A Type IIP SN with Early Flash Features2601.14830v1 · Monalisa Dubey, Kuntal Misra, G'eza Csornyei et al.2026 · 1 citationarXiv
An Extreme Scattering Event Toward PSR J2313+42532510.24962v2 · Zachary C. Zelensky, Jacob E. Turner, Juan G. Lebron Medina et al.2025 · 0 citationsarXiv
Optimizing Kilonova Searches: A Case Study of the Type IIb SN 2025ulz in the Localization Volume of the Low-Significance Gravitational Wave Event S250818k2510.17104v2 · Noah Franz, Bhagya Subrayan, Charles D. Kilpatrick et al.2025 · 10 citationsarXiv
Identifying the secondary jet in the RadioAstron image of OJ~2872510.06744v1 · Mauri J. Valtonen, Lankeswar Dey, Staszek Zola et al.2025 · 5 citationsThe Astrophysical Journal, October 9, 2025
Early Shock-Cooling Observations and Progenitor Constraints of Type IIb SN 2024uwq2505.02908v1 · Bhagya M. Subrayan, David J. Sand, K. Azalee Bostroem et al.2025 · 0 citationsarXiv
Constraining Lens Masses in Moderately to Highly Magnified Microlensing Events from Gaia2504.11546v2 · U. Pylypenko, Ł. Wyrzykowski, P. J. Miko\lajczyk et al.2025 · 1 citationA&A 705, A24 (2026)
Measuring the Distances to Asteroids from One Observatory in One Night with Upcoming All-Sky Telescopes2502.07881v1 · Maryann Benny Fernandes, Daniel Scolnic, Erik Peterson et al.2025 · 0 citationsarXiv
Skynet's "Astrophotography of the Multi-Wavelength Universe!" Curriculum2412.17928v1 · Daniel E. Reichart2024 · 0 citationsarXiv
MASTER OT J030227.28+191754.5: an unprecedentedly energetic dwarf nova outburst2408.13783v1 · Yusuke Tampo, Taichi Kato, Keisuke Isogai et al.2024 · 5 citationsarXiv
A Statistical Analysis of Crab Pulsar Giant Pulse Rates2407.15996v1 · Graham M. Doskoch, Andrea Basuroski, Kriisa Halley et al.2024 · 2 citationsarXiv
Evidence of jet activity from the secondary black hole in the OJ287 binary system2405.08627v1 · Mauri J. Valtonen, Staszek Zola, Alok C. Gupta et al.2024 · 17 citationsarXiv
SN2023fyq: A Type Ibn Supernova With Long-standing Precursor Activity Due to Binary Interaction2405.04583v2 · Yize Dong, Daichi Tsuna, Stefano Valenti et al.2024 · 19 citationsarXiv
Accretion Funnel Reconfiguration during an Outburst in a Young Stellar Object: EX Lupi2404.05420v1 · Koshvendra Singh, Joe P. Ninan, Marina M. Romanova et al.2024 · 9 citationsarXiv
Searching for precursor activity of Type IIn Supernovae2403.10398v1 · A. Reguitti, G. Pignata, A. Pastorello et al.2024 · 17 citationsA&A 686, A231 (2024)
eROSITA Detection of a Cloud Obscuration Event in the Seyfert AGN EC 04570-52062401.08768v3 · Alex Markowitz, Mirko Krumpe, David Homan et al.2024 · 5 citationsarXiv
Circumstellar interaction signatures in the low luminosity type II SN 2021gmj2401.04027v2 · Nicolas Meza-Retamal, Yize Dong, K. Azalee Bostroem et al.2024 · 20 citationsarXiv
Characterizing the Rapid Hydrogen Disappearance in SN2022crv: Evidence of a Continuum between Type Ib and IIb Supernova Properties2309.09433v2 · Yize Dong, Stefano Valenti, Chris Ashall et al.2023 · 16 citationsApJ 974 316 (2024)
Strong Carbon Features and a Red Early Color in the Underluminous Type Ia SN 2022xkq2309.10054v2 · Jeniveve Pearson, David J. Sand, Peter Lundqvist et al.2023 · 11 citationsarXiv
Lens mass estimate in the Galactic disk extreme parallax microlensing event Gaia19dke2309.03324v1 · M. Maskoliūnas, Ł. Wyrzykowski, K. Howil et al.2023 · 1 citationarXiv
On the need of an ultramassive black hole in OJ 2872308.03017v1 · Mauri J. Valtonen, Staszek Zola, Achamveedu Gopakumar et al.2023 · 8 citationsarXiv
Observational Implications of OJ 287's Predicted 2022 Disk Impact in the Black Hole Binary Model2308.01878v1 · Mauri J. Valtonen, Lankeswar Dey, Achamveedu Gopakumar et al.2023 · 8 citationsarXiv
A comprehensive optical search for pre-explosion outbursts from the quiescent progenitor of SN~2023ixf2307.02539v1 · Yize Dong, David J. Sand, Stefano Valenti et al.2023 · 35 citationsarXiv
Early Spectroscopy and Dense Circumstellar Medium Interaction in SN 2023ixf2306.10119v2 · K. Azalee Bostroem, Jeniveve Pearson, Manisha Shrestha et al.2023 · 91 citationsThe Astrophysical Journal Letters, Volume 956, Issue 1, id.L5, 17 pp., Oct 2023
Shock Cooling and Possible Precursor Emission in the Early Light Curve of the Type II SN 2023ixf2306.06097v4 · Griffin Hosseinzadeh, Joseph Farah, Manisha Shrestha et al.2023 · 80 citationsThe Astrophysical Journal Letters, 953:L16 (9pp), 2023 August 10
The Early Light Curve of SN 2023bee: Constraining Type Ia Supernova Progenitors the Apian Way2305.03071v2 · Griffin Hosseinzadeh, David J. Sand, Sumit K. Sarbadhicary et al.2023 · 18 citationsThe Astrophysical Journal Letters, 953:L15 (12pp), 2023 August 10
SN 2022acko: the First Early Far-Ultraviolet Spectra of a Type IIP Supernova2305.01654v2 · K. Azalee Bostroem, Luc Dessart, D. John Hillier et al.2023 · 25 citationsThe Astrophysical Journal Letters, Volume 953, Issue 2, id.L18, 18 pp., August 2023
Next-Level, Robotic Telescope-Based Observing Experiences to Boost STEM Enrollments and Majors on a National Scale: Year 1 Report2304.02545v1 · Daniel E. Reichart, Joshua Haislip, Vladimir Kouprianov et al.2023 · 0 citationsarXiv
Refining the 2022 OJ 287 impact flare arrival epoch2303.15886v2 · Mauri J. Valtonen, Staszek Zola, Gopakumar et al.2023 · 23 citationsarXiv
Analysis of the intra-night variability of BL Lacertae during its August 2020 flare2302.10177v2 · Aditi Agarwal, B. Mihov, Vipul Agrawal et al.2023 · 8 citationsarXiv
Catching profound optical flares in blazars2301.09562v1 · Gopal Bhatta, Staszek Zola, M. Drozdz et al.2023 · 10 citationsarXiv
Robust Chauvenet Rejection: Powerful, but Easy to Use Outlier Detection for Heavily Contaminated Data Sets2301.07838v1 · Nicholas Konz, Daniel E. Reichart2023 · 0 citationsarXiv
Spin vectors in the Koronis family: IV. Completing the sample of its largest members after 35 years of study2212.12355v1 · Stephen M. Slivan, Matthew Hosek Jr., Max Kurzner et al.2022 · 4 citationsarXiv
Optical variability of eight FRII-type quasars with 13-yr photometric light curves2210.04058v1 · Agnieszka Ku'zmicz, Arti Goyal, Stanis\law Zola et al.2022 · 1 citationarXiv
Optical Time-Series Photometry of the Symbiotic Nova V1835 Aquilae2209.11251v1 · Robert V. Caddy, Andrew C. Layden, Daniel E. Reichart et al.2022 · 0 citationsPASP 134 094201 (2022)
Refining the prediction for OJ 287 next impact flare arrival epoch2209.08360v1 · Mauri J. Valtonen, Staszek Zola, A. Gopakumar et al.2022 · 3 citationsarXiv
Circumstellar Medium Interaction in SN 2018lab, A Low-Luminosity II-P Supernova observed with TESS2208.14455v2 · Jeniveve Pearson, Griffin Hosseinzadeh, David J. Sand et al.2022 · 32 citationsarXiv
Panchromatic evolution of three luminous red novae: Forbidden hugs in pandemic times -- IV2208.02782v2 · A. Pastorello, G. Valerin, M. Fraser et al.2022 · 17 citationsA&A 671, A158 (2023)
Early Lightcurves of Type Ia Supernovae are Consistent with Nondegenerate Progenitor Companions2207.07681v1 · J. Burke, D. A. Howell, D. J. Sand et al.2022 · 9 citationsarXiv
The origin and evolution of the normal Type Ia SN 2018aoz with infant-phase reddening and excess emission2206.12437v2 · Yuan Qi Ni, Dae-Sik Moon, Maria R. Drout et al.2022 · 21 citationsarXiv
Rapid X-ray Variability in Mkn 421 during a Multiwavelength Campaign2206.03874v1 · Alex G. Markowitz, Krzysztof Nalewajko, Gopal Bhatta et al.2022 · 13 citationsMonthly Notices of the Royal Astronomical Society, 2022, Volume 513, Issue 2, pp.1662-1679
Host galaxy magnitude of OJ 287 from its colours at minimum light2205.15589v1 · Mauri J. Valtonen, Lankeswar Dey, S. Zola et al.2022 · 5 citationsarXiv
Constraining the Progenitor System of the Type Ia Supernova 2021aefx2205.02236v2 · Griffin Hosseinzadeh, David J. Sand, Peter Lundqvist et al.2022 · 38 citationsThe Astrophysical Journal Letters, 933:L45 (14pp), 2022 July 10
Refinement of the convex shape model and tumbling spin state of (99942) Apophis using the 2020-2021 apparition data2204.02540v1 · H.-J. Lee, M.-J. Kim, A. Marciniak et al.2022 · 15 citationsA&A 661, L3 (2022)
Weak Mass Loss from the Red Supergiant Progenitor of the Type II SN 2021yja2203.08155v2 · Griffin Hosseinzadeh, Charles D. Kilpatrick, Yize Dong et al.2022 · 47 citationsThe Astrophysical Journal, 935:31 (23pp), 2022 August 10
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