Publications of the Astronomical Society of the Pacific

Aims & Scope

The Publications of the Astronomical Society of the Pacific (PASP), the technical journal of the Astronomical Society of the Pacific (ASP), has been published regularly since 1889, and is an integral part of the ASP's mission to advance the science of astronomy and disseminate astronomical information.

The journal provides an outlet for astronomical results of a scientific nature and serves to keep readers in touch with current astronomical research.

It contains refereed research and instrumentation articles, invited and contributed reviews, tutorials, and dissertation summaries.

View Aims & Scope

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Metrics & Ranking

Impact Factor

Year	Value
2025	7.7
2024	3.30

SJR (SCImago Journal Rank)

Year	Value
2024	2.517

Quartile

Year	Value
2024	Q1

h-index

Year	Value
2024	181

Journal Rank

Year	Value
2024	941

Journal Citation Indicator

Year	Value
2024	1953

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Abstracting & Indexing

Journal is indexed in leading academic databases, ensuring global visibility and accessibility of our peer-reviewed research.

• Scopus
• Google Scholar
• Web of Science

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Subjects & Keywords

Journal’s research areas, covering key disciplines and specialized sub-topics in Earth and Planetary Sciences and Physics and Astronomy, designed to support cutting-edge academic discovery.

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Most Cited Articles

The Most Cited Articles section features the journal's most impactful research, based on citation counts. These articles have been referenced frequently by other researchers, indicating their significant contribution to their respective fields.

• <tt>emcee</tt>: The MCMC Hammer

  Citation: 10653

  Authors: Daniel, David W., Dustin, Jonathan

• Galactic Stellar and Substellar Initial Mass Function

  Citation: 7724

  Authors: Gilles

• Classification parameters for the emission-line spectra of extragalactic objects

  Citation: 4274

  Authors: J. A., M. M., R.

• Unified Schemes for Radio-Loud Active Galactic Nuclei

  Citation: 4079

  Authors: C. Megan, Paolo

• DAOPHOT - A computer program for crowded-field stellar photometry

  Citation: 3621

  Authors: Peter B.

• Correcting for the Effects of Interstellar Extinction

  Citation: 2608

  Authors: Edward L.

• CLOUDY 90: Numerical Simulation of Plasmas and Their Spectra

  Citation: 2102

  Authors: G. J. , K. T. , D. A. , J. W. , J. B. , E. M. 

• Parametric Recovery of Line‐of‐Sight Velocity Distributions from Absorption‐Line Spectra of Galaxies via Penalized Likelihood

  Citation: 1828

  Authors: Michele, Eric

• The Keck Low-Resolution Imaging Spectrometer

  Citation: 1628

  Authors: J. B., J. G., M., J., A., F. H., S., R., W., H., J.

• The Zwicky Transient Facility: System Overview, Performance, and First Results

  Citation: 1620

  Authors: Eric C., Shrinivas R., Matthew J., Richard, Roger M., Reed, Frank J., George, Thomas A., Scott M., C., Tom, James, Ron, Justin, Rahul, Nadejda, Dennis, Bryce, Valery, Tim, Brian, Mattia, Rick, S. Bradley, Chan-Kao, Andrew, Michael, John, Virginia, Kishalay, Alex, Vandana, Dmitry A., Gwendolyn, Tony L., Michael, Ulrich, David, Anna, S., C., Avishay, Suvi, Matteo, Daniel A., V. Zach, Ariel, Steven, Eugean, David, John, Anna Y. Q., David, Justin, Tiara, Daniela, David, Wing-Huen, Željko, Edward, Lynne, Mario, Mansi M., S., Stephen, Michael S. P., Marek, Emily, Thomas, Walter, Russ R., Chien-De, Hsing Wen, Zhong-Yi, Ragnhild, Matteo, Ashish, Peter, Adam A., Serge, Patrick, Chow-Choong, Jakob, Peter, Eran, Maria T., Bryan, Michael, Ludwig, Umaa, Dan, Mickael, Hector, Jan van, Ben, Jakob van, S., David L., Leo P., Maayane T., Robert, Jason, Jesper, Paula, F., Scott, Angela, Sjoert, W. Thomas, Richard, Charlotte, Quan-Zhi, Po-Chieh, Lin, Jeffry

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