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Journal of Circadian Rhythms is Scopus-indexed (Q4, CiteScore 1.4), DOAJ. Published by Ubiquity Press.
Checked against the index lists dated .
ISSN 1740-3391Verify ISSN ↗
Publisher: Ubiquity Press
Cost to publish: Checking DOAJ for article charges…
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Physiology | 172 / 196 | 12th | Q4 |
| Endocrine and Autonomic Systems | 21 / 23 | 10th | Q4 |
Not listed in: Web of Science, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 2003–present, best quartile Q4, CiteScore 1.4.
Journal of Circadian Rhythms is Q4 in Physiology (rank 172 of 196) and Q4 in Endocrine and Autonomic Systems (rank 21 of 23), by CiteScore 2025.
Journal of Circadian Rhythms is not in the Web of Science Core Collection (SCIE, SSCI, AHCI or ESCI), so Clarivate publishes no Journal Impact Factor for it. Its Scopus CiteScore is 1.4, quartile Q4, 12th percentile. Any "impact factor" quoted elsewhere is not the Clarivate metric. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.218, quartile Q4, with an H-index of 36.
The publisher lists an article processing charge of about US$613 for open access (source: OpenAlex). Many journals also publish by the subscription route at no cost to the author, so confirm on the journal's own website.
Journal of Circadian Rhythms is published by Ubiquity Press. Its ISSN is 1740-3391.
No — it is not currently in the Web of Science core collections (SCIE, SSCI, AHCI or ESCI).
Yes — it is an open-access journal, listed in DOAJ.
Journal of Circadian Rhythms has an h-index of 41 and a 2-year mean of 2.36 citations per paper (OpenAlex). Its Scopus CiteScore is 1.4, quartile Q4. On 2-year citations it ranks #99 of 194 Scopus journals in Physiology.
Journal of Circadian Rhythms published 7 papers in 2025; its busiest recent year was 2018 with 13. 2026* is the year so far.
h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.
In its latest 27 research articles (2021–2026), authors are most often from United States (27.5%), Japan (11.1%) and Mexico (8.3%).
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Scopus status: Active. No retracted papers are recorded. The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.
Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.
Index data is curated from public sources (Scopus, Web of Science, ABDC, FT50, UT Dallas, DOAJ). CiteScore and quartiles reflect the latest available Scopus release. Always verify a journal's current status on its official source before submitting.
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