The target - Perseus cluster E - is being observed by ACIS-I for 4 hours and 43 minutes. The observation started 28 minutes ago and ends in 4 hours, and is part of the proposal The sounds of feedback: deep and wide imaging of the cool core of the Perseus cluster. The target is located in the constellation Perseus. See related observations: Perseus cluster (30278, 30284, 30285, 30282, 30846, 30283, 30860, 30279, 30883, 30280, 30995, 30315, 31974, 29631, 30308, 32005, 30310, 32006, 30313, 32007, 30861, 30281, 32014, 32015, 30317, 32016, 31987, 32017, 31988, 31989, 31990, 30287, 32028, 30288, 32029, 30290, 32030, 32031, 30293, 32041, 30299, 32042, 30312, 32043, 30289, 30311, 32054, 32055, 32056, 30291, 32086, 30322, 32087, 30294, 30320, 30321, 30296, 30314, 30316, 30295, 30298, 30302, 30306, 30307, 30318, 30319, 30297, 30300, 30301, 30303, 30304, 32177, 30305, 30286, 32199, 30292, 32200, 31880, 32202); Perseus cluster E (29635, 30359, 30369, 30370, 31964, 30362, 32219, 30366, 32220, 30360, 32233, 32234, 30363, 32235, 30364, 32427, 30365, 32428, 32437); Perseus cluster N (29632, 32184, 32185, 30333, 32216, 30326, 32229, 30327, 32230, 32231, 30323, 32247, 30324, 32249, 30328, 30334, 32426, 30329, 32434, 30330, 32435, 30325); Perseus cluster S (30356, 32218, 30357, 32232); Perseus cluster W (29633, 30336, 30344, 32201, 30342, 32217, 30335, 32268, 32269, 32270, 32271, 32272, 32273, 30337, 30340, 30341, 30343, 30345, 32436, 30338, 30339, 30346, 32454, 32455, 32456).

This is a time-critical observation.