5. You are writng an observing proposal for the Keck telescope at the Mauna Kea Observatory (latitude 155.5°W) later this year. The targets you wish to observe are: a) NGC 1333: a = 3h29m0359, 8 = +31°20'30%0 b) L 1495: a = = 4h 17m 3387, 6= +28°17'00'0 c) NGC 2024: a = 5h41m4184, 8 = -01°53'50'0 d) Mon R2: a = 6h07m 46:0, 8= -06°23′25″0 e) VY Mon: a = 6h31m0882, 6 = +10°25'55"0 You need to choose the best time of year for your observing programme, given that you want to observe all of the targets during a single night. i) What would be the best month to schedule the programme? ii) What would be the best night?

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