VERA (VLBI Exploration of Radio Astrometry)
E665996
VERA (VLBI Exploration of Radio Astrometry) is a Japanese very long baseline interferometry project that uses a network of radio telescopes to measure stellar positions and motions in the Milky Way with extremely high precision.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| VERA | 0 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
radio astronomy instrument
ⓘ
very long baseline interferometry project ⓘ |
| abbreviation | VERA NERFINISHED ⓘ |
| affiliation | Mizusawa VLBI Observatory NERFINISHED ⓘ |
| baselineLength | up to about 2300 kilometers ⓘ |
| capability | microarcsecond-level astrometric precision ⓘ |
| collaboratesWith |
KVN
NERFINISHED
ⓘ
VLBA NERFINISHED ⓘ |
| country | Japan ⓘ |
| dataProduct |
astrometric catalogs of maser sources
ⓘ
parallax measurements ⓘ proper motion measurements ⓘ |
| designedFor | high-precision Galactic astrometry ⓘ |
| field |
astrometry
ⓘ
radio astronomy ⓘ |
| fullName | VLBI Exploration of Radio Astrometry NERFINISHED ⓘ |
| fundingCountry | Japan NERFINISHED ⓘ |
| goal | construct a three-dimensional map of the Milky Way ⓘ |
| hasObservationMode | phase-referenced VLBI ⓘ |
| hasTelescope |
VERA Iriki station
NERFINISHED
ⓘ
VERA Ishigakijima station NERFINISHED ⓘ VERA Mizusawa station NERFINISHED ⓘ VERA Ogasawara station NERFINISHED ⓘ |
| keyMethod | dual-beam VLBI system ⓘ |
| locationCountry | Japan NERFINISHED ⓘ |
| observatoryType | radio interferometric array ⓘ |
| observesFrequencyBand |
22 GHz
ⓘ
43 GHz ⓘ |
| observesObjectType |
Galactic center sources
ⓘ
evolved stars ⓘ maser sources ⓘ star-forming regions ⓘ |
| operator | National Astronomical Observatory of Japan NERFINISHED ⓘ |
| partOf | Japanese VLBI Network NERFINISHED ⓘ |
| primaryScienceRegion | Milky Way Galaxy NERFINISHED ⓘ |
| purpose |
determine distances in the Milky Way
ⓘ
measure stellar positions in the Milky Way ⓘ measure stellar proper motions in the Milky Way ⓘ |
| relatedProject |
Gaia
NERFINISHED
ⓘ
JASMINE NERFINISHED ⓘ |
| scientificContribution |
constraints on the distance to the Galactic center
ⓘ
determination of Galactic rotation parameters ⓘ mapping of spiral arm structure of the Milky Way ⓘ measurement of trigonometric parallaxes in the Milky Way ⓘ |
| startOfOperations | early 2000s ⓘ |
| telescopeCount | 4 ⓘ |
| telescopeDiameter | 20 meters ⓘ |
| usesTechnique | very long baseline interferometry ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.