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Timing noise provides insights into plasma and nuclear physics under extreme conditions. The framework leverages rotational symmetry in pulsar spin-down models and temporal symmetry in noise processes to achieve computational efficiency, aligning with the journal\u2019s focus on symmetry principles in physical systems. In this paper, we apply a novel frequentist framework developed within the PINT software package (v0.9.8) to analyze single-pulsar noise processes. Using 17.5 years of pulse time-of-arrival (TOA) data for the young pulsar PSR J1741\u20143016, observed with the Nanshan 26 m radio telescope, we investigate its timing properties. In this study, we employed the Downhill Weighted Least-Squares Fitter to estimate the pulsar\u2019s spin parameters and position. The Akaike Information Criterion (AIC) was used for model parameter selection. The results obtained with PINT were compared to those from ENTERPRISE and TEMPONEST, two Bayesian-based frameworks. We demonstrate that PINT achieves comparable results with significantly reduced computational costs. Additionally, the adequacy of the noise model can be readily verified through visual inspection tools. Future research will utilize this framework to analyze timing noise across a large sample of young pulsars.<\/jats:p>","DOI":"10.3390\/sym17030373","type":"journal-article","created":{"date-parts":[[2025,2,28]],"date-time":"2025-02-28T10:46:46Z","timestamp":1740739606000},"page":"373","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Long-Term Timing Analysis of PSR J1741\u20143016: Efficient Noise Characterization Using PINT"],"prefix":"10.3390","volume":"17","author":[{"ORCID":"https:\/\/orcid.org\/0009-0006-4212-3801","authenticated-orcid":false,"given":"Yirong","family":"Wen","sequence":"first","affiliation":[{"name":"Xinjiang Astronomical Observatories, Chinese Academy of Sciences, Urumqi 830011, China"},{"name":"University of Chinese Academy of Sciences, Beijing 100049, China"},{"name":"Institute of Optoelectronic Technology, Lishui University, Lishui 323000, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jingbo","family":"Wang","sequence":"additional","affiliation":[{"name":"Institute of Optoelectronic Technology, Lishui University, Lishui 323000, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7662-3875","authenticated-orcid":false,"given":"Wenming","family":"Yan","sequence":"additional","affiliation":[{"name":"Xinjiang Astronomical Observatories, Chinese Academy of Sciences, Urumqi 830011, China"},{"name":"Xinjiang Key Laboratory of Radio Astrophysics, Urumqi 830011, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5381-6498","authenticated-orcid":false,"given":"Jianping","family":"Yuan","sequence":"additional","affiliation":[{"name":"Xinjiang Astronomical Observatories, Chinese Academy of Sciences, Urumqi 830011, China"},{"name":"Xinjiang Key Laboratory of Radio Astrophysics, Urumqi 830011, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Na","family":"Wang","sequence":"additional","affiliation":[{"name":"Xinjiang Astronomical Observatories, Chinese Academy of Sciences, Urumqi 830011, China"},{"name":"Xinjiang Key Laboratory of Radio Astrophysics, Urumqi 830011, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0009-0006-4304-5681","authenticated-orcid":false,"given":"Yong","family":"Xia","sequence":"additional","affiliation":[{"name":"Xinjiang Astronomical Observatories, Chinese Academy of Sciences, Urumqi 830011, China"},{"name":"University of Chinese Academy of Sciences, Beijing 100049, China"},{"name":"Institute of Optoelectronic Technology, Lishui University, Lishui 323000, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jing","family":"Zou","sequence":"additional","affiliation":[{"name":"Xinjiang Astronomical Observatories, Chinese Academy of Sciences, Urumqi 830011, China"},{"name":"University of Chinese Academy of Sciences, Beijing 100049, China"},{"name":"Institute of Optoelectronic Technology, Lishui University, Lishui 323000, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2025,2,28]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"42","DOI":"10.1007\/s12036-017-9469-2","article-title":"Millisecond Pulsars, their Evolution and Applications","volume":"38","author":"Manchester","year":"2017","journal-title":"J. Astrophys. Astron."},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"72","DOI":"10.1038\/s41550-019-0880-2","article-title":"Relativistic Shapiro delay measurements of an extremely massive millisecond pulsar","volume":"4","author":"Cromartie","year":"2020","journal-title":"Nat. Astron."},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"145","DOI":"10.1038\/355145a0","article-title":"A planetary system around the millisecond pulsar PSR1257 + 12","volume":"355","author":"Wolszczan","year":"1992","journal-title":"Nature"},{"key":"ref_4","first-page":"041050","article-title":"Strong-Field Gravity Tests with the Double Pulsar","volume":"11","author":"Kramer","year":"2021","journal-title":"Phys. Rev. X"},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"A153","DOI":"10.1051\/0004-6361\/202039517","article-title":"Dispersion measure variability for 36 millisecond pulsars at 150 MHz with LOFAR","volume":"644","author":"Donner","year":"2020","journal-title":"Astron. Astrophys."},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"A84","DOI":"10.1051\/0004-6361\/202039846","article-title":"The impact of solar wind variability on pulsar timing","volume":"647","author":"Tiburzi","year":"2021","journal-title":"Astron. Astrophys."},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"5951","DOI":"10.1093\/mnras\/stz3071","article-title":"A pulsar-based time-scale from the International Pulsar Timing Array","volume":"491","author":"Hobbs","year":"2020","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_8","doi-asserted-by":"crossref","first-page":"5501","DOI":"10.1093\/mnras\/sty2632","article-title":"Studying the Solar system with the International Pulsar Timing Array","volume":"481","author":"Caballero","year":"2018","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_9","doi-asserted-by":"crossref","first-page":"075024","DOI":"10.1088\/1674-4527\/acdfa5","article-title":"Searching for the Nano-Hertz Stochastic Gravitational Wave Background with the Chinese Pulsar Timing Array Data Release I","volume":"23","author":"Xu","year":"2023","journal-title":"Res. Astron. Astrophys."},{"key":"ref_10","doi-asserted-by":"crossref","first-page":"300","DOI":"10.1086\/169195","article-title":"Constructing a Pulsar Timing Array","volume":"361","author":"Foster","year":"1990","journal-title":"Astrophys. J."},{"key":"ref_11","doi-asserted-by":"crossref","first-page":"1481","DOI":"10.1126\/science.162.3861.1481","article-title":"Pulsating Radio Sources near the Crab Nebula","volume":"162","author":"Staelin","year":"1968","journal-title":"Science"},{"key":"ref_12","doi-asserted-by":"crossref","first-page":"2161","DOI":"10.1093\/mnras\/sts486","article-title":"Measurement and correction of variations in interstellar dispersion in high-precision pulsar timing","volume":"429","author":"Keith","year":"2013","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_13","doi-asserted-by":"crossref","first-page":"L39","DOI":"10.1086\/183954","article-title":"Upper limits on the isotropic gravitational radiation background from pulsar timing analysis","volume":"265","author":"Hellings","year":"1983","journal-title":"Astrophys. J. Lett."},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"872","DOI":"10.1038\/224872a0","article-title":"Spin Up in Neutron Stars: The Future of the Vela Pulsar","volume":"224","author":"Baym","year":"1969","journal-title":"Nature"},{"key":"ref_15","doi-asserted-by":"crossref","first-page":"25","DOI":"10.1038\/256025a0","article-title":"Pulsar glitches and restlessness as a hard superfluidity phenomenon","volume":"256","author":"Anderson","year":"1975","journal-title":"Nature"},{"key":"ref_16","first-page":"289","article-title":"29 glitches detected at Urumqi Observatory","volume":"404","author":"Yuan","year":"2010","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_17","doi-asserted-by":"crossref","first-page":"1027","DOI":"10.1111\/j.1365-2966.2009.15938.x","article-title":"An Analysis of the Timing Irregularities for 366 Pulsars","volume":"402","author":"Hobbs","year":"2010","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_18","doi-asserted-by":"crossref","first-page":"3810","DOI":"10.1093\/mnras\/stz2383","article-title":"Timing of young radio pulsars - I. Timing noise, periodic modulation, and proper motion","volume":"489","author":"Parthasarathy","year":"2019","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"369","DOI":"10.1007\/BF02714466","article-title":"Arrival Time Analysis for a Millisecond Pulsar","volume":"5","author":"Blandford","year":"1984","journal-title":"J. Astrophys. Astron."},{"key":"ref_20","doi-asserted-by":"crossref","first-page":"947","DOI":"10.1086\/166153","article-title":"Fundamental Astrometry and Millisecond Pulsars","volume":"326","author":"Rawley","year":"1988","journal-title":"Astrophys. J."},{"key":"ref_21","doi-asserted-by":"crossref","first-page":"1060","DOI":"10.1086\/158883","article-title":"Pulsar timing. IV. Physical models for timing noise processes","volume":"245","author":"Cordes","year":"1981","journal-title":"Astrophys. J."},{"key":"ref_22","unstructured":"Nice, D., Demorest, P., Stairs, I., Manchester, R., Taylor, J., Peters, W., Weisberg, J., Irwin, A., Wex, N., and Huang, Y. (2025, February 23). Tempo: Pulsar Timing Data Analysis. Astrophysics Source Code Library, Record ascl:1509.002, Software Version: 2015 Release. Available online: https:\/\/tempo.sourceforge.net\/."},{"key":"ref_23","doi-asserted-by":"crossref","first-page":"655","DOI":"10.1111\/j.1365-2966.2006.10302.x","article-title":"Tempo2, a New Pulsar-Timing Package - I. An Overview: Tempo2, a New Pulsar-Timing Package - I. Overview","volume":"369","author":"Hobbs","year":"2006","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_24","doi-asserted-by":"crossref","first-page":"45","DOI":"10.3847\/1538-4357\/abe62f","article-title":"PINT: A Modern Software Package for Pulsar Timing","volume":"911","author":"Luo","year":"2021","journal-title":"Astrophys. J."},{"key":"ref_25","doi-asserted-by":"crossref","first-page":"103012","DOI":"10.1103\/PhysRevD.109.103012","article-title":"NANOGrav 15-year gravitational-wave background methods","volume":"109","author":"Johnson","year":"2024","journal-title":"Phys. Rev. D"},{"key":"ref_26","doi-asserted-by":"crossref","first-page":"3004","DOI":"10.1093\/mnras\/stt2122","article-title":"TempoNest: A Bayesian Approach to Pulsar Timing Analysis","volume":"437","author":"Lentati","year":"2014","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_27","doi-asserted-by":"crossref","first-page":"L37","DOI":"10.3847\/2041-8213\/ace18b","article-title":"The NANOGrav 15 yr Data Set: Constraints on Supermassive Black Hole Binaries from the Gravitational-wave Background","volume":"952","author":"Agazie","year":"2023","journal-title":"Astrophys. J. Lett."},{"key":"ref_28","doi-asserted-by":"crossref","first-page":"L6","DOI":"10.3847\/2041-8213\/acdd02","article-title":"Search for an Isotropic Gravitational-wave Background with the Parkes Pulsar Timing Array","volume":"951","author":"Reardon","year":"2023","journal-title":"Astrophys. J. Lett."},{"key":"ref_29","doi-asserted-by":"crossref","first-page":"94","DOI":"10.1088\/0004-637X\/762\/2\/94","article-title":"Limits on the Stochastic Gravitational Wave Background from the North American Nanohertz Observatory for Gravitational Waves","volume":"762","author":"Demorest","year":"2013","journal-title":"Astrophys. J."},{"key":"ref_30","doi-asserted-by":"crossref","first-page":"261","DOI":"10.1177\/0049124104268644","article-title":"Multimodel Inference: Understanding AIC and BIC in Model Selection","volume":"33","author":"Burnham","year":"2004","journal-title":"Sociol. Methods Res."},{"key":"ref_31","doi-asserted-by":"crossref","first-page":"557","DOI":"10.1146\/annurev-statistics-040220-090158","article-title":"Markov Chain Monte Carlo in Practice","volume":"9","author":"Jones","year":"2022","journal-title":"Annu. Rev. Stat. Its Appl."},{"key":"ref_32","doi-asserted-by":"crossref","first-page":"855","DOI":"10.1046\/j.1365-8711.2001.04926.x","article-title":"Pulsar Timing at Urumqi Astronomical Observatory: Observing System and Results","volume":"328","author":"Wang","year":"2001","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_33","doi-asserted-by":"crossref","first-page":"e017","DOI":"10.1017\/pasa.2012.017","article-title":"The Parkes Pulsar Timing Array Project","volume":"30","author":"Manchester","year":"2013","journal-title":"Publ. Astron. Soc. Aust."},{"key":"ref_34","doi-asserted-by":"crossref","first-page":"1234","DOI":"10.1093\/mnras\/stw3203","article-title":"Pulse Profiles and Timing of PSR J1757$-$2421","volume":"466","author":"Yuan","year":"2017","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_35","doi-asserted-by":"crossref","first-page":"275","DOI":"10.1046\/j.1365-8711.2002.05551.x","article-title":"The Parkes Multibeam Pulsar Survey\u2013II. Discovery and Timing of 120 Pulsars","volume":"335","author":"Morris","year":"2002","journal-title":"Mon. Not. R. Astron. Soc."},{"key":"ref_36","doi-asserted-by":"crossref","first-page":"125","DOI":"10.3847\/1538-4357\/ac23dc","article-title":"The uGMRT Observations of Three New Gigahertz-peaked Spectra Pulsars","volume":"922","author":"Basu","year":"2021","journal-title":"Astrophys. J."},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"302","DOI":"10.1071\/AS04022","article-title":"PSRCHIVE and PSRFITS: An Open Approach to Radio Pulsar Data Storage and Analysis","volume":"21","author":"Hotan","year":"2004","journal-title":"Publ. Astron. Soc. Aust."},{"key":"ref_38","unstructured":"van Straten, W., Demorest, P., and Oslowski, S. (2012). Pulsar Data Analysis with PSRCHIVE. arXiv."},{"key":"ref_39","doi-asserted-by":"crossref","first-page":"1993","DOI":"10.1086\/428488","article-title":"The Australia Telescope National Facility Pulsar Catalogue","volume":"129","author":"Manchester","year":"2005","journal-title":"Astron. J."},{"key":"ref_40","doi-asserted-by":"crossref","first-page":"150","DOI":"10.3847\/1538-4357\/ad59f7","article-title":"PINT: Maximum-likelihood Estimation of Pulsar Timing Noise Parameters","volume":"971","author":"Susobhanan","year":"2024","journal-title":"Astrophys. J."},{"key":"ref_41","doi-asserted-by":"crossref","unstructured":"The NANOGrav Collaboration, Arzoumanian, Z., Brazier, A., Burke-Spolaor, S., Chamberlin, S., Chatterjee, S., Christy, B., Cordes, J.M., Cornish, N., and Crowter, K. (2015). The NANOGrav nine-year data set: Observations, arrival time measurements, and analysis of 37 millisecond pulsars. Astrophys. J., 813, 65.","DOI":"10.1088\/0004-637X\/813\/1\/65"}],"container-title":["Symmetry"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.mdpi.com\/2073-8994\/17\/3\/373\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,9]],"date-time":"2025-10-09T16:45:00Z","timestamp":1760028300000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.mdpi.com\/2073-8994\/17\/3\/373"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,2,28]]},"references-count":41,"journal-issue":{"issue":"3","published-online":{"date-parts":[[2025,3]]}},"alternative-id":["sym17030373"],"URL":"https:\/\/doi.org\/10.3390\/sym17030373","relation":{},"ISSN":["2073-8994"],"issn-type":[{"type":"electronic","value":"2073-8994"}],"subject":[],"published":{"date-parts":[[2025,2,28]]}}}