Table · dataset · 1997
Quasars and Active Galactic Nuclei (7th Ed.)
Listed in IVOA Registry (Virtual Observatory)
This catalogue is an update of the the previous versions.
Description
It contains 8609 (+172) quasars (defined as brighter than absolute B magnitude -23), 2833 (+978) AGNs (defined as fainter than absolute B magnitude -23), 220 (+49) BL Lac objects from 1662 (+176) references. Previous versions: (1) Veron-Cetty M.P., Veron P., 1984, ESO Scientific Report 1 (2) Veron-Cetty M.P., Veron P., 1985, ESO Scientific Report 4 (3) Veron-Cetty M.P., Veron P., 1987, ESO Scientific Report 5 (Catalogue <VII/93>) (4) Veron-Cetty M.P., Veron P., 1989, ESO Scientific Report 7 (Catalogue <VII/126>) (5) Veron-Cetty M.P., Veron P., 1991, ESO Scientific Report 10 (Catalogue <VII/146>) (6) Veron-Cetty M.P., Veron P., 1993, ESO Scientific Report 13 (Catalogue <VII/166>)
Links
Where it is published
- Reference page cdsarc.cds.unistra.fr/viz-bin/cat/VII/188 ↗
landing page · from IVOA Registry
Documentation and papers
- ADS 1996ESOSR..17....1V ui.adsabs.harvard.edu/abs/1996ESOSR..17....1V ↗
publication · from IVOA Registry
Catalogue records · 2
- VOResource record dc.g-vo.org/oai.xml?verb=GetRecord&metadataPrefix=ivo_vor&identifier=ivo%3… ↗
metadata API · from IVOA Registry
- Registry record (GAVO) dc.g-vo.org/I/cds.vizier/vii/188 ↗
catalogue entry · from IVOA Registry
Topics
- Stated by source
- Optical
- From keywords
- Astronomy & Astrophysics
- Inferred from text
- Astronomical sciences 72%
Provenance · 1 source records, 9 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| IVOA Registry (Virtual Observatory) | ivo://cds.vizier/vii/188 | 14 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · IVOA Registry | connector:ivoa_registry@1.0.0 | |
| concepts[field].anzsrc:group:5101 | enrichment · IVOA Registry | taxonomy-embedding@1.1.0 | title+keywords+description (72%) |
| concepts[field].local:field:astronomy | mapping · IVOA Registry | connector:ivoa_registry@1.0.0 | |
| concepts[modality].ivoa_waveband:optical | source · IVOA Registry | connector:ivoa_registry@1.0.0 | |
| description | source · IVOA Registry | connector:ivoa_registry@1.0.0 | rr.resource.res_description |
| license_text | source · IVOA Registry | connector:ivoa_registry@1.0.0 | |
| publication_date | source · IVOA Registry | connector:ivoa_registry@1.0.0 | |
| title | source · IVOA Registry | connector:ivoa_registry@1.0.0 | rr.resource.res_title |
| updated_date | source · IVOA Registry | connector:ivoa_registry@1.0.0 |