Journal profile · Engineering-Mechanical Engineering
Journal of Astronomical Telescopes Instruments and Systems
ISSN 2329-4124 · eISSN 2329-4221 · SPIE · UNITED STATES
Journal of Astronomical Telescopes Instruments and Systems: CAS Zone 4 · Engineering (2025 upgraded edition); impact factor 1.39; hybrid open access; 235 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
Journal of Astronomical Telescopes Instruments and Systems is published by SPIE and is in Zone 4 of Engineering in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Adaptive optics and wavefront sensing, Stellar, planetary, and galactic studies and Astronomy and Astrophysical Research, together about 40.2% of its articles. Its main subfields are Astronomy and Astrophysics. (generated from OpenAlex topic counts and CAS ranking data)
The Journal of Astronomical Telescopes, Instruments, and Systems publishes peer-reviewed papers reporting on original research in the development, testing, and application of telescopes, instrumentation, techniques, and systems for ground- and space-based astronomy.
Source: LetPub
Research area (LetPub): Engineering-Mechanical Engineering
Main research topics OpenAlex counts of recent articles; shares are approximate
- Adaptive optics and wavefront sensingPhysics and Astronomy18.4%
- Stellar, planetary, and galactic studiesPhysics and Astronomy11.3%
- Astronomy and Astrophysical ResearchPhysics and Astronomy10.6%
- Superconducting and THz Device TechnologyPhysics and Astronomy4.9%
- CCD and CMOS Imaging SensorsEngineering4.7%
- Calibration and Measurement TechniquesEngineering4.5%
- Particle Detector Development and PerformancePhysics and Astronomy4.2%
- Astrophysical Phenomena and ObservationsPhysics and Astronomy4%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Engineering Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 4 |
| Minor | Engineering, Aerospace | Zone 4 |
| Minor | Instruments & Instrumentation | Zone 4 |
| Minor | Optics | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Engineering Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 3 |
| Minor | Engineering, Aerospace | Zone 3 |
| Minor | Instruments & Instrumentation | Zone 3 |
| Minor | Optics | Zone 3 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Engineering Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Engineering | Zone 3 |
| Minor | Engineering, Aerospace | Zone 3 |
| Minor | Instruments & Instrumentation | Zone 3 |
| Minor | Optics | Zone 3 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor
- 1.39LetPub ·
- CiteScore 2026-06
- 4.4LetPub ·
- SJR 2026-06
- 0.51LetPub ·
- SNIP 2026-06
- 0.99LetPub ·
- h-index
- 16LetPub ·
- h-index
- 43OpenAlex ·
- i10-index
- 306OpenAlex ·
- 2-year mean citedness
- 1.35OpenAlex ·
- Self-citation rate
- 33.3%LetPub ·
- Share of gold OA articles
- 41.03%LetPub ·
Volume
- Articles per year
- 234LetPub ·
Articles by year OpenAlex count · 1,344 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 118 | 88 | 18 |
| 2025 | 235 | 172 | 301 |
| 2024 | 127 | 80 | 328 |
| 2023 | 104 | 73 | 545 |
| 2022 | 131 | 88 | 1,335 |
| 2021 | 138 | 112 | 1,263 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Fees & open access
APC and open-access policy
Hybrid open accessLetPub
A subscription journal in which authors can pay to publish their article open access.
No source has fee information yet; check the journal's website.
A hybrid journal charges the APC only when the author chooses open access; publishing under the subscription model is usually free.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- SPIE
- Country or region
- UNITED STATES
- Language
- English
- ISSN
- 2329-4124
- Electronic ISSN
- 2329-4221
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
FAQ
Frequently asked questions about Journal of Astronomical Telescopes Instruments and Systems
What CAS zone is Journal of Astronomical Telescopes Instruments and Systems in?
In the 2025 upgraded edition of the CAS Journal Ranking, Journal of Astronomical Telescopes Instruments and Systems is in Zone 4 of Engineering, and in Zone 4 of the minor category Engineering, Aerospace / Instruments & Instrumentation / Optics. In the 2026 Xinrui edition it is in Zone 3 of Engineering. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of Journal of Astronomical Telescopes Instruments and Systems?
The latest impact factor listed by LetPub is 1.39; CiteScore 4.4, h-index 43.
Which databases index Journal of Astronomical Telescopes Instruments and Systems?
According to LetPub and DOAJ records, Journal of Astronomical Telescopes Instruments and Systems is indexed in SCIE and Scopus.
Is Journal of Astronomical Telescopes Instruments and Systems open access, and what is the APC?
Journal of Astronomical Telescopes Instruments and Systems is a hybrid journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .