Assertion: iridium's satellite | /r/HasProperty | visible
Facets:
value: often
type: TEMPORAL
value: in the night sky
type: LOCATION
value: at a typical magnitude of 6
type: OTHER
value: as short-lived bright flashes
type: OTHER
value: frequently
type: DEGREE
Source sentences:
text: The satellites used are frequently visible in the night sky as short-lived bright flashes, known as Iridium flares.
text: When not flaring, the satellites were often visible crossing the night sky at a typical magnitude of 6, similar to a dim star.