Showing 2026 · astro-ph.IMShow all

10 papers · 2 filters

astro-ph.IM2026★ 1 cited

Recalibration of SDSS photometric zero-points based on the InfraRed Flux Method temperature scale

Zenghua Zhou, Luca Casagrande, Heran Xiong +4

Accurate photometric zero-points are essential for translating observed magnitudes into physical fluxes, from comparing with models to ensuring consistency across surveys. We deter…

astro-ph.IM2026

An Automated Photometric Pipeline for the 80cm Xizang University Telescope

Chao Xu, Jie Zheng, Tian-Lu Chen +5

Processing astronomical data can take up a significant amount of researchers' time. The 80cm telescope at Xizang University is currently in its trial operation phase; however, it l…

astro-ph.IM2026★ 1 cited

HiFAST: An HI data calibration and imaging pipeline for the FAST IV: The stray-radiation correction

Qingze Chen, Jie Wang, Yingjie Jing +12

Stray radiation is a considerable challenge for radio telescopes, requiring careful assessment due to its effects. This is crucial when the strong background flux from side lobes s…

astro-ph.IM2026

An agentic framework for gravitational-wave counterpart association in the multi-messenger era

Yiming Dong, Yacheng Kang, Junjie Zhao +3

With the detection of gravitational waves (GWs), multi-messenger astronomy has opened a new window for advancing our understanding of astrophysics, dense matter, gravitation, and c…

astro-ph.IM2026

Characterizing the Instrumental Profile of LAMOST

Qian Liu, Zhongrui Bai, Ming Zhou +9

The instrumental profile (IP) of a telescope is of great significance for spectroscopic analyses, especially for wavelength calibration and stellar parameter measurements. The Larg…

astro-ph.IM2026

A Multi-modal Fusion Network for Star-Galaxy Classification from CSST Simulated Datasets

Zhuoming Han, Tianmeng Zhang, Chao Liu +1

The distinction between stars and galaxies is a fundamental problem in the field of celestial classification. This issue has become challenging for these ongoing and upcoming digit…

astro-ph.IM2026

SpecZoo: An AI-Powered Platform for Spectral Analysis and Visualization in Science and Education

Yuan-Hao Pu, Guo-Hong Lei, Yang Xu +2

Astronomical spectra, which encode rich astrophysical and chemical information, are fundamental to understanding celestial objects and universal laws. The advent of large-scale spe…

astro-ph.IM2026★ 1 cited

Mock Observations of Multiple Stellar Populations in Tidal Streams of Palomar 5 for the Chinese Space Station Survey Telescope

Xia Li, Long Wang, Chengyuan Li +3

Observations show that multiple stellar populations (MPs) are ubiquitous in globular clusters. The Hubble Space Telescope (HST) has been a pivotal tool for previous photometric stu…

astro-ph.IM2026★ 4 cited

Deep learning-based astronomical multimodal data fusion: A comprehensive review

Wujun Shao, Dongwei Fan, Chenzhou Cui +3

With the rapid advancements in observational technologies and the widespread implementation of large-scale sky surveys, diverse electromagnetic wave data (e.g., optical and infrare…

astro-ph.IM2026

Detection and classification of astronomical sources with Astro-RetinaNet in crowded stellar fields

Yibo Yan, Chao Liu, Jiadong Li +1

Upcoming next-generation sky surveys will detect large number of faint objects with magnitudes larger than 25. When objects are crowded within a limited a field of view, blending b…