Objects in your sky: Deep Sky
by Dominic Ford
Open clusters
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NGC1977 (mag 0.0) is visible from soon after it rises, at 09:41, until soon before it sets at 21:13.
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M44 (mag 3.1) will become visible at around 21:04 (EDT), 51° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 01:48.
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IC4665 (mag 4.2) is visible in the morning sky, becoming accessible around 22:59, when it reaches an altitude of 18° above your eastern horizon. It will then reach its highest point in the sky at 03:40, 54° above your southern horizon. It will be lost to dawn twilight around 04:27, 53° above your southern horizon.
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Caldwell 14 (mag 4.3) is visible in the dawn sky, becoming accessible around 03:53 (EDT), when it reaches an altitude of 18° above your north-eastern horizon. It will then reach an altitude of 21° before fading from view as dawn breaks at 04:27.
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NGC6633 (mag 4.6) is visible in the morning sky, becoming accessible around 23:41, when it reaches an altitude of 19° above your eastern horizon. It will then reach its highest point in the sky at 04:21, 55° above your southern horizon. It will be lost to dawn twilight around 04:27, 55° above your southern horizon.
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IC4756 (mag 4.6) is visible in the dawn sky, rising at 22:10 (EDT) and reaching an altitude of 54° above the southern horizon before fading from view as dawn breaks at around 04:27.
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Globular clusters
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M22 (mag 5.2) is visible in the dawn sky, rising at 23:58 (EDT) and reaching an altitude of 24° above the southern horizon before fading from view as dawn breaks at around 04:27.
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M4 (mag 5.4) is visible between 01:15 and 03:20. It will become accessible at around 01:15, when it rises to an altitude of 20° above your southern horizon. It will reach its highest point in the sky at 02:18, 22° above your southern horizon. It will become inaccessible at around 03:20 when it sinks below 20° above your southern horizon.
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M5 (mag 5.7) is visible all night. It will become visible at around 21:10 (EDT), 23° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:13, 50° above your southern horizon. It will be lost to dawn twilight at around 04:27, 31° above your south-western horizon.
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M13 (mag 5.8) is visible all night. It will become visible at around 21:10 (EDT), 29° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 02:36, 85° above your southern horizon. It will be lost to dawn twilight at around 04:27, 67° above your western horizon.
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M12 (mag 6.1) is visible in the morning sky, becoming accessible around 22:49, when it reaches an altitude of 21° above your south-eastern horizon. It will then reach its highest point in the sky at 02:41, 46° above your southern horizon. It will be lost to dawn twilight around 04:27, 40° above your south-western horizon.
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M3 (mag 6.3) is visible all night. It will become visible at around 21:10 (EDT), 58° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:33, 77° above your southern horizon. It will be lost to dawn twilight at around 04:27, 30° above your western horizon.
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M15 (mag 6.3) is visible in the dawn sky, rising at 00:37 (EDT) and reaching an altitude of 41° above the south-eastern horizon before fading from view as dawn breaks at around 04:27.
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M92 (mag 6.5) is visible all night. It will become visible at around 21:10 (EDT), 26° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 03:11, 88° above your northern horizon. It will be lost to dawn twilight at around 04:27, 75° above your western horizon.
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M2 (mag 6.6) is visible in the dawn sky, rising at 01:27 (EDT) and reaching an altitude of 31° above the south-eastern horizon before fading from view as dawn breaks at around 04:27.
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M10 (mag 6.6) is visible in the morning sky, becoming accessible around 23:08, when it reaches an altitude of 21° above your south-eastern horizon. It will then reach its highest point in the sky at 02:51, 44° above your southern horizon. It will be lost to dawn twilight around 04:27, 39° above your south-western horizon.
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Galaxies
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M31 (mag 3.4) is visible in the dawn sky, rising at 01:09 (EDT) and reaching an altitude of 24° above the north-eastern horizon before fading from view as dawn breaks at around 04:28.
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M81 (mag 6.9) is visible all night because it is circumpolar. It will be highest in the sky at dusk, becoming accessible at around 21:10 (EDT), 60° above your northern horizon. It will be lost to dawn twilight at around 04:27, 26° above your northern horizon.
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M101 (mag 7.9) is visible all night. It will become visible at around 21:10 (EDT), 59° above your north-eastern horizon, as dusk fades to darkness. It will be lost to dawn twilight at around 04:27, 44° above your north-western horizon.
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M94 (mag 8.2) is visible all night. It will become visible at around 21:10 (EDT), 72° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:42, 89° above your southern horizon. It will be lost to dawn twilight at around 04:27, 28° above your north-western horizon.
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M51 (mag 8.4) is visible all night. It will become visible at around 21:10 (EDT), 65° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:21, 83° above your northern horizon. It will be lost to dawn twilight at around 04:27, 37° above your north-western horizon.
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M104 (mag 8.6) is visible in the evening sky, becoming accessible around 21:10 (EDT), 33° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:31, 37° above your southern horizon. It will continue to be observable until around 01:37, when it sinks below 21° above your south-western horizon.
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NGC2403 (mag 8.9) is visible all night because it is circumpolar. It will be highest in the sky at dusk, becoming accessible at around 21:10 (EDT), 50° above your north-western horizon. It will be lost to dawn twilight at around 04:27, 17° above your northern horizon.
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Nebulae
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Caldwell 49 (mag 0.0) is visible from soon after it rises, at 10:03, until soon before it sets at 22:45.
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M8 (mag 5.8) is visible in the morning sky, becoming accessible around 02:33, when it reaches an altitude of 21° above your southern horizon. It will then reach its highest point in the sky at 03:58, 24° above your southern horizon. It will be lost to dawn twilight around 04:27, 24° above your southern horizon.
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