Data · dataset · 2026
Time series of VLBI radio source positions at K-band
Listed in TU Wien Research Data
Content Time series of 1210 radio source positions at K-band from Very Long Baseline Array.
Description
Number of radio sources with session-wise estimated coordinates: 1089 in vie_k_250819a 1097 in vie_k_250819b Positions of defining ICRF3sx radio sources which are not included in the respective _sts.txt file (~120) were fixed in the adjustment. See Series information.
Technical details DATA START: 2002-05-15 DATA END: 2025-03-08 FREQUENCY BANDS: K ANALYSIS CENTER: VIE (TU Wien, Austria) CONTACT: Hana Krasna (hana.krasna@tuwien.ac.at) SOFTWARE: VieVS v4.0 TECHNIQUE: VLBI EPOCH: J2000 frame at 2015.0 galactic aberration epoch with 5.8 uas/y GA amplitude DATA ORIGIN: projects BR079, BL115, 128 and BL122 ( Lanyi et al. (2010) , Petrov et al. (2011) ); since 2014 Astro2Geo project: ( de Witt et al. (2023) , Krásná et al. (2023) , Gordon et al. (AJ, 2026)) VLBA: BJ083, UD001, UD009, UD015, UD017, UD019 and UD020 vgosDB: Database creation and fringe-fitting done by David Gordon (USNO) Data format Plain ASCII files.
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Acknowledgement The use of the Very Long Baseline Array under the US Naval Observatory's time allocation is acknowledged, which supports USNO's ongoing research into the celestial reference frame and geodesy. The VLBA is operated by the National Radio Astronomy Observatory, which is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc.
Links
Where it is published
- TU Wien Research Data record researchdata.tuwien.ac.at/records/zrp82-mc657 ↗
landing page · from researchdata tuwien ac at
- DOI doi.org/10.48436/zrp82-mc657 ↗
DOI / persistent id · from researchdata tuwien ac at
Catalogue records · 1
- InvenioRDM API researchdata.tuwien.ac.at/api/records/zrp82-mc657 ↗
metadata API · from researchdata tuwien ac at
Topics
- Stated by source
- Earth and related environmental sciences · K-band · Radio source coordinates · VLBA · VLBI
- From keywords
- Earth & Environmental Science
Provenance · 1 source records, 12 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| TU Wien Research Data | zrp82-mc657 | 10 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| concepts[field].local:field:earth-environmental | mapping · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| concepts[topic].invenio_subject:researchdata_tuwien_ac_at:earth-and-related-environmental-sciences | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| concepts[topic].invenio_subject:researchdata_tuwien_ac_at:k-band | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| concepts[topic].invenio_subject:researchdata_tuwien_ac_at:radio-source-coordinates | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| concepts[topic].invenio_subject:researchdata_tuwien_ac_at:vlba | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| concepts[topic].invenio_subject:researchdata_tuwien_ac_at:vlbi | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| description | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | /metadata/description |
| license | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| publication_date | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | |
| title | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 | /metadata/title |
| updated_date | source · researchdata tuwien ac at | connector:researchdata_tuwien_ac_at@1.0.0 |