Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:meridian_line
|
| gptkbp:built |
1655
|
| gptkbp:builtBy |
gptkb:Giovanni_Domenico_Cassini
|
| gptkbp:city |
gptkb:Bologna
|
| gptkbp:country |
gptkb:Italy
|
| gptkbp:feature |
holes in the basilica's wall for sunlight projection
brass strip inlaid in the floor |
| gptkbp:heritageStatus |
gptkb:scientific_instrument
|
| gptkbp:length |
66.8 meters
|
| gptkbp:locatedIn |
gptkb:Basilica_of_San_Petronio
|
| gptkbp:notableFor |
longest indoor meridian line
|
| gptkbp:purpose |
astronomical observations
solar measurements |
| gptkbp:usedFor |
determining the solar year
measuring the obliquity of the ecliptic |
| gptkbp:bfsParent |
gptkb:Basilica_di_San_Petronio,_Bologna
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cassini's meridian line
|