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 18:27 (EST), 39° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:02, 44° above your southern horizon. It will continue to be observable until around 23:42, 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 18:00 (EST), 62° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 18:54, 64° 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 18:03 (EST), 72° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 18:15, 72° above your southern horizon. It will continue to be observable until around 00:32, 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 18:22 (EST), 26° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:07, 68° above your southern horizon. It will continue to be observable until around 04:48, 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 18:27 (EST), 38° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:02, 43° above your southern horizon. It will continue to be observable until around 00:04, 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 18:27 (EST), 32° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:55, 44° above your southern horizon. It will continue to be observable until around 00:56, 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 01:53 (EST) and reaching an altitude of 41° above the south-eastern horizon before fading from view as dawn breaks at around 05:45.
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Caldwell 14 (mag 4.3) will become visible at around 18:27 (EST), 67° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 01:07 when it dips 18° above your north-western horizon.
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M47 (mag 4.4) is visible between 18:51 and 01:16. 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 22:03, 34° above your southern horizon. It will become inaccessible at around 01:16 when it sinks below 18° above your south-western horizon.
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M41 (mag 4.5) is visible between 18:43 and 23:43. It will become accessible at around 18:43, when it rises to an altitude of 18° above your south-eastern horizon. It will reach its highest point in the sky at 21:13, 28° above your southern horizon. It will become inaccessible at around 23:43 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 02:30 (EST) and reaching an altitude of 35° above the south-eastern horizon before fading from view as dawn breaks at around 05:45.
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IC4756 (mag 4.6) is visible in the dawn sky, rising at 02:46 (EST) and reaching an altitude of 32° above the south-eastern horizon before fading from view as dawn breaks at around 05:45.
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Globular clusters
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M5 (mag 5.7) is visible in the dawn sky, rising at 23:38 (EST) and reaching an altitude of 50° above the southern horizon before fading from view as dawn breaks at around 05:45.
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M13 (mag 5.8) is visible in the dawn sky, rising at 22:25 (EST) and reaching an altitude of 72° above the eastern horizon before fading from view as dawn breaks at around 05:45.
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M12 (mag 6.1) is visible in the dawn sky, rising at 01:20 (EST) and reaching an altitude of 42° above the south-eastern horizon before fading from view as dawn breaks at around 05:45.
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M3 (mag 6.3) is visible in the morning sky, becoming accessible around 22:33, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 04:12, 77° above your southern horizon. It will be lost to dawn twilight around 05:45, 67° above your south-western horizon.
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M92 (mag 6.5) is visible in the dawn sky, rising at 21:59 (EST) and reaching an altitude of 67° above the eastern horizon before fading from view as dawn breaks at around 05:45.
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M10 (mag 6.6) is visible in the dawn sky, rising at 01:38 (EST) and reaching an altitude of 39° above the south-eastern horizon before fading from view as dawn breaks at around 05:45.
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Galaxies
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M31 (mag 3.4) will become visible at around 18:26 (EST), 53° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:37.
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M33 (mag 5.8) will become visible at around 18:27 (EST), 59° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:11.
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M81 (mag 6.9) is visible all night because it is circumpolar. It will be highest in the sky at 00:26, 62° above your northern horizon. At dusk, it will become visible at around 18:27 (EST), 38° above your north-eastern horizon. It will be lost to dawn twilight at around 05:45, 41° above your north-western horizon.
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M101 (mag 7.9) is visible in the morning sky, becoming accessible around 21:07, when it reaches an altitude of 21° above your north-eastern horizon. It will then reach its highest point in the sky at 04:33, 76° above your northern horizon. It will be lost to dawn twilight at around 05:45, 72° above your north-western horizon.
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M94 (mag 8.2) 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 03:21, 89° above your southern horizon. It will be lost to dawn twilight around 05:45, 63° above your western horizon.
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M51 (mag 8.4) is visible in the morning sky, becoming accessible around 21:11, when it reaches an altitude of 21° above your north-eastern horizon. It will then reach its highest point in the sky at 04:00, 83° above your northern horizon. It will be lost to dawn twilight around 05:45, 70° above your north-western horizon.
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M104 (mag 8.6) is visible in the morning sky, becoming accessible around 00:04, when it reaches an altitude of 21° above your south-eastern horizon. It will then reach its highest point in the sky at 03:10, 37° above your southern horizon. It will be lost to dawn twilight around 05:45, 26° 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 22:04, 65° above your northern horizon. At dusk, it will become visible at around 18:27 (EST), 51° above your north-eastern horizon. It will be lost to dawn twilight at around 05:45, 28° 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 18:27 (EST), 40° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:59, 53° above your southern horizon. It will continue to be observable until around 01:19, when it sinks below 21° above your western horizon.
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