Overview
Tycho was an Astronomer and Scientist.
Life and dates
Attested activity
- AD 1585 明萬曆十三年Directly stated · Draft History of Qing 47, passage 272
Origins and identity
- Group Westerner 西人Directly stated · Draft History of Qing 47, passages 257, 272, 276
Career and standing
- astronomer 西人Directly stated · Draft History of Qing 47, passages 257, 272, 276
Places and affiliations
- Polity West 西 · Relation Associated withDirectly stated · Draft History of Qing 47, passages 257, 272, 276
Learning and skills
- Skill planetary observation 測星 · Level source-citedDirectly stated · Draft History of Qing 47, passages 257, 272, 276
Works and attributed material
- AD 1585 明萬曆十三年Observation · Author · ParaphrasedDated from the passage context · Draft History of Qing 47, passages 272-273
- Observation · Author · ParaphrasedDirectly stated · Draft History of Qing 47, passages 257, 276
Events and relationships
- MeasuredAD 1585 明萬曆十三年 · Astronomical · Observer · Object Mercury apogee and deferent/epicycle radii 水星最高及本輪、均輪半徑 · Method same method as for Venus 如測金星法 · Result apogee at Ximu 0°10′17″, annual apogee motion 1′45″14‴; eccentricity 682,155 per 10,000,000Dated from the passage context · Draft History of Qing 47, passages 272-273
- MeasuredAstronomical · Observer · Object Mercury secondary-deferent radius 水星次輪半徑 · Result 3,850,000 per 10,000,000 of the deferent radiusDirectly stated · Draft History of Qing 47, passage 276
- MeasuredAstronomical · Observer · Object Venus secondary-deferent radius 金星次輪半徑 · Result 7,224,850 per 10,000,000 of the deferent radiusDirectly stated · Draft History of Qing 47, passage 257
References in the histories
No matching passages.