9.350 4.59%

PNAS - Journal Impact

The Journal Impact 2019-2020 of PNAS is 9.350, which is just updated in 2020. Compared with historical Journal Impact data, the Factor 2019 of PNAS dropped by 4.59% . The Journal Impact Quartile of PNAS is Q1. The Journal Impact of an academic journal is a scientometric factor that reflects the yearly average number of citations that recent articles published in a given journal received. It is frequently used as a factor for the relative importance of a journal within its field; journals with higher Journal Impact are often deemed to be more important than those with lower ones. The Journal Impact measures the average number of citations received in a particular year (2019) by papers published in the journal during the two preceding years (2017-2018). Note that 2019 Journal Impact are reported in 2020; they cannot be calculated until all of the 2019 publications have been processed by the indexing agency. In addition to the 2-year Journal Impact, the 3-year Journal Impact can provide further insights and factors into the impact of PNAS.

10.0 ~ 10.5


PNAS - Journal Impact Prediction System

29% scientists expect PNAS Journal Impact 2020 will be in the range of 10.0 ~ 10.5. Journal Impact Prediction System provides an open, transparent, and straightforward platform to help academic researchers Predict future factor and performance through the wisdom of crowds. Journal Impact Prediction System displays the exact community-driven factor without secret algorithms, hidden factors, or systematic delay.

PNAS Journal Impact Prediction System - Factor and Trend
  • Article Volume 2017 3931
  • Article Volume 2016 3828
  • Article Volume 2015 4004
  • ISSN
  • 10916490, 00278424
  • Open Access
  • Publisher
  • National Academy of Sciences
  • Country/Region
  • United States
  • History
  • Categories
  • Multidisciplinary (Q1)


The ISSN of PNAS is 10916490, 00278424. An ISSN is an 8-digit code used to identify newspapers, journals, magazines and periodicals of all kinds and on all media–print and electronic.


PNAS - Subscription (non-OA) Journal

PNAS is a Subscription-based (non-OA) Journal. Publishers own the rights to the articles in their journals. Anyone who wants to read the articles should pay by individual or institution to access the articles. Anyone who wants to use the articles in any way must obtain permission from the publishers.

PNAS - Open Access

PNAS - Publisher

PNAS is published by National Academy of Sciences, which is located in the United States. The Publication History of PNAS covers 1949-1951, 1961-ongoing.

PNAS - Publisher

PNAS - Categories

PNAS is a peer-reviewed scientific journal. The scope of PNAS covers Multidisciplinary (Q1).

PNAS - Categories

PNAS - Journal Factors

It is impossible to get a true picture of impact using a single factor alone, so a basket of factors is needed to support informed decisions. In addition to Abbreviation, Acceptance Rate, Review Speed, Research Hotspot and Template, several advanced Journal Factors including Citescore, H-Index, Self-Citation Ratio, SJR (SCImago Journal Rank Indicator) and SNIP (Source Normalized Impact per Paper) can provide you comprehensive insights into the PNAS.

PNAS - Journal Metrics

Journal Ranking