Objects in your sky: Deep Sky
by Dominic Ford
Open clusters
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NGC1977 (mag 0.0) is visible in the evening sky, becoming accessible around 18:15 (EST), 36° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:02, 42° above your southern horizon. It will continue to be observable until around 23:38, when it sinks below 21° above your south-western horizon.
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Collinder 50 (mag 1.0) is visible in the evening sky, becoming accessible around 17:47 (EST), 60° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 18:54, 63° above your southern horizon. It will continue to be observable until around 00:46, when it sinks below 11° above your western horizon.
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M45 (mag 1.3) is visible in the evening sky, becoming accessible around 17:51 (EST), 71° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 18:14, 71° above your southern horizon. It will continue to be observable until around 00:34, when it sinks below 12° above your western horizon.
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M44 (mag 3.1) is visible in the evening sky, becoming accessible around 18:10 (EST), 24° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:06, 67° above your southern horizon. It will continue to be observable until around 04:49, when it sinks below 16° above your western horizon.
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M42 (mag 4.0) is visible in the evening sky, becoming accessible around 18:15 (EST), 36° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:02, 42° above your southern horizon. It will continue to be observable until around 00:00, when it sinks below 17° above your south-western horizon.
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NGC2232 (mag 4.2) is visible in the evening sky, becoming accessible around 18:15 (EST), 30° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:54, 42° above your southern horizon. It will continue to be observable until around 00:53, when it sinks below 18° above your south-western horizon.
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IC4665 (mag 4.2) is visible in the dawn sky, rising at 01:51 (EST) and reaching an altitude of 39° above the south-eastern horizon before fading from view as dawn breaks at around 05:39.
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Caldwell 14 (mag 4.3) will become visible at around 18:15 (EST), 69° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 01:19 when it dips 18° above your north-western horizon.
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M47 (mag 4.4) is visible between 18:56 and 01:09. It will become accessible at around 18:56, when it rises to an altitude of 18° above your south-eastern horizon. It will reach its highest point in the sky at 22:03, 33° above your southern horizon. It will become inaccessible at around 01:09 when it sinks below 18° above your south-western horizon.
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M41 (mag 4.5) is visible between 18:51 and 23:33. It will become accessible at around 18:51, when it rises to an altitude of 18° above your south-eastern horizon. It will reach its highest point in the sky at 21:12, 26° above your southern horizon. It will become inaccessible at around 23:33 when it sinks below 18° above your south-western horizon.
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NGC6633 (mag 4.6) is visible in the dawn sky, rising at 02:28 (EST) and reaching an altitude of 33° above the south-eastern horizon before fading from view as dawn breaks at around 05:39.
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IC4756 (mag 4.6) is visible in the dawn sky, rising at 02:44 (EST) and reaching an altitude of 31° above the south-eastern horizon before fading from view as dawn breaks at around 05:39.
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Globular clusters
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M5 (mag 5.7) is visible in the dawn sky, rising at 23:37 (EST) and reaching an altitude of 49° above the southern horizon before fading from view as dawn breaks at around 05:39.
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M13 (mag 5.8) is visible in the dawn sky, rising at 22:15 (EST) and reaching an altitude of 71° above the eastern horizon before fading from view as dawn breaks at around 05:39.
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M12 (mag 6.1) is visible in the dawn sky, rising at 01:20 (EST) and reaching an altitude of 40° above the south-eastern horizon before fading from view as dawn breaks at around 05:39.
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M3 (mag 6.3) is visible in the morning sky, becoming accessible around 22:30, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 04:11, 76° above your southern horizon. It will be lost to dawn twilight around 05:39, 67° above your south-western horizon.
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M92 (mag 6.5) is visible in the dawn sky, rising at 21:42 (EST) and reaching an altitude of 66° above the eastern horizon before fading from view as dawn breaks at around 05:39.
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M10 (mag 6.6) is visible in the dawn sky, rising at 01:38 (EST) and reaching an altitude of 37° above the south-eastern horizon before fading from view as dawn breaks at around 05:39.
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Galaxies
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M31 (mag 3.4) will become visible at around 18:14 (EST), 56° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:50.
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M33 (mag 5.8) will become visible at around 18:15 (EST), 60° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:16.
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M81 (mag 6.9) is visible all night because it is circumpolar. It will be highest in the sky at 00:25, 63° above your northern horizon. At dusk, it will become visible at around 18:15 (EST), 38° above your north-eastern horizon. It will be lost to dawn twilight at around 05:39, 42° above your north-western horizon.
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M101 (mag 7.9) is visible in the morning sky, becoming accessible around 20:57, when it reaches an altitude of 21° above your north-eastern horizon. It will then reach its highest point in the sky at 04:32, 78° above your northern horizon. It will be lost to dawn twilight at around 05:39, 73° above your north-western horizon.
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M94 (mag 8.2) is visible in the morning sky, becoming accessible around 20:52, when it reaches an altitude of 21° above your north-eastern horizon. It will then reach its highest point in the sky at 03:20, 88° above your southern horizon. It will be lost to dawn twilight around 05:39, 64° above your western horizon.
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M51 (mag 8.4) is visible in the morning sky, becoming accessible around 21:04, when it reaches an altitude of 21° above your north-eastern horizon. It will then reach its highest point in the sky at 03:59, 85° above your northern horizon. It will be lost to dawn twilight around 05:39, 71° above your north-western horizon.
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M104 (mag 8.6) is visible in the morning sky, becoming accessible around 00:09, when it reaches an altitude of 21° above your south-eastern horizon. It will then reach its highest point in the sky at 03:09, 36° above your southern horizon. It will be lost to dawn twilight around 05:39, 25° 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 22:03, 66° above your northern horizon. At dusk, it will become visible at around 18:15 (EST), 51° above your north-eastern horizon. It will be lost to dawn twilight at around 05:39, 29° above your north-western horizon.
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Nebulae
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Caldwell 49 (mag 0.0) is visible in the evening sky, becoming accessible around 18:15 (EST), 37° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:59, 52° above your southern horizon. It will continue to be observable until around 01:17, when it sinks below 21° above your western horizon.
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