Assertion: telescope's field | /r/HasProperty | 1.8 square degrees
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Source sentences:
text: An early version of the LSST image data processing software is being used by the Subaru telescope's Hyper Suprime-Cam instrument, a wide-field survey instrument with a sensitivity similar to LSST but one fifth the field of view: 1.8 square degrees versus the 9.6 square degrees of LSST.