Assertion: comet's discoverer | /r/CapableOf | make a pair of observations
Facets:
value: with apparent magnitudes
type: OTHER
Source sentences:
text: The comet's discoverer, Terry Lovejoy, made a pair of observations on 17 December at 01:12 and 20:24 UTC, with apparent magnitudes estimated at −1.2 and −0.8, respectively.