Journal metric profile

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC

Clarivate Journal Citation Reports (JCR)-based Journal Impact Factor, five-year Impact Factor, quartile, category rank, publisher, identifiers and citation profile for the 2025 metric year.

JCR-based Impact Factor 7.700 2025 metric year
5-Year Impact Factor 6.800 Longer citation window
JCR Quartile Q1 Subject-category quartile
JCR Category Rank Oct-84 Recorded category rank

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC JCR impact factor overview

Automatically generated from the journal record shown on this page.

Page reviewed August 6, 2026

Clarivate JCR impact factor overview

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC is listed in this directory with bibliometric information for 2025. It is published by IOP Publishing Ltd. The database records a Journal Impact Factor of 7.700, presented as a Clarivate Journal Citation Reports (JCR)-based metric. Its listed JCR Impact Factor quartile is Q1.

Ranking and quartile

The database records the JCR category rank as “Oct-84”. Because some imported rank values may require manual verification, readers should confirm the category rank with the official Clarivate Journal Citation Reports. A Q1 designation describes the journal’s position within its subject category; it should not be used as a direct measure of the quality of an individual article.

Citation profile

The record contains 17,908 total citations, 113 total articles, 118 citable items. The five-year Impact Factor is 6.800, which is 0.900 points below the listed standard Journal Impact Factor. These values use different citation windows and should be interpreted together rather than as a direct trend. The Journal Impact Factor without journal self-citations is recorded as 7.400. The Journal Citation Indicator is listed as 1.060.

Citation half-life

The cited half-life is recorded as 11.8 years, describing the median age of articles cited in the reporting year. The citing half-life is 8.1 years, reflecting the median age of references used by the journal’s articles.

Journal identifiers and verification

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC is identified in this record by print ISSN 0004-6280 and electronic ISSN 1538-3873. Use the ISSN when checking library catalogues, publisher records, indexing databases, or the official Clarivate Journal Citation Reports entry.

Complete journal information

All values below come directly from the database record.

Journal namePUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC
Abbreviated journalPUBL ASTRON SOC PAC
PublisherIOP Publishing Ltd
Metric year2025
Overall rank914
ISSN0004-6280
eISSN1538-3873
Total cites17,908
Total articles113
Citable items118
Cited half-life11.8 years
Citing half-life8.1 years
JCR-based Journal Impact Factor7.700
5-Year Impact Factor6.800
Impact Factor without journal self-cites7.400
Journal Citation Indicator1.060
JCR Impact Factor quartileQ1
JCR category rankOct-84
Database record updated

Frequently asked questions

What is the 2025 JCR-based Journal Impact Factor of PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC?

The Journal Impact Factor recorded in this directory as a Clarivate Journal Citation Reports (JCR)-based value for PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC is 7.700 for the 2025 metric year.

What quartile is PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC?

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC is listed in quartile Q1. Quartiles describe a journal’s position within a subject category and should be interpreted within that field.

Who publishes PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC?

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC is listed as being published by IOP Publishing Ltd.

Can a JCR Journal Impact Factor be used to judge an individual article?

No. The Journal Impact Factor is a journal-level citation measure reported in Clarivate Journal Citation Reports. It does not measure the quality, reliability or influence of every individual article published by that journal.

Additional records from the same publisher or with a similar listed JCR Impact Factor.