Objects in your sky: Deep Sky
by Dominic Ford
Open clusters
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M44 (mag 3.1) will become visible at around 21:10 (PDT), 22° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 2 minutes after the Sun at 23:05.
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M7 (mag 3.3) is visible between 23:33 and 03:11. It will become accessible at around 23:33, when it rises to an altitude of 16° above your south-eastern horizon. It will reach its highest point in the sky at 01:22, 21° above your southern horizon. It will become inaccessible at around 03:11 when it sinks below 16° above your south-western horizon.
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M6 (mag 4.2) is visible between 23:14 and 03:03. It will become accessible at around 23:14, when it rises to an altitude of 18° above your south-eastern horizon. It will reach its highest point in the sky at 01:08, 23° above your southern horizon. It will become inaccessible at around 03:03 when it sinks below 18° above your south-western horizon.
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IC4665 (mag 4.2) is visible all night. It will become visible at around 21:15 (PDT), 28° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:14, 61° above your southern horizon. It will be lost to dawn twilight at around 04:26, 37° above your western horizon.
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Caldwell 14 (mag 4.3) is visible in the dawn sky, becoming accessible around 02:28 (PDT), when it reaches an altitude of 18° above your north-eastern horizon. It will then reach an altitude of 33° before fading from view as dawn breaks at 04:26.
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NGC6633 (mag 4.6) is visible all night. It will become visible at around 21:15 (PDT), 20° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:55, 62° above your southern horizon. It will be lost to dawn twilight at around 04:26, 45° above your south-western horizon.
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IC4756 (mag 4.6) is visible in the morning sky, becoming accessible around 21:25, when it reaches an altitude of 19° above your eastern horizon. It will then reach its highest point in the sky at 02:07, 61° above your southern horizon. It will be lost to dawn twilight around 04:26, 46° above your south-western horizon.
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Globular clusters
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M22 (mag 5.2) is visible in the morning sky, becoming accessible around 23:22, when it reaches an altitude of 20° above your south-eastern horizon. It will then reach its highest point in the sky at 02:04, 32° above your southern horizon. It will be lost to dawn twilight around 04:26, 22° above your south-western horizon.
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M4 (mag 5.4) is visible between 21:27 and 02:09. It will become accessible at around 21:27, when it rises to an altitude of 20° above your south-eastern horizon. It will reach its highest point in the sky at 23:48, 29° above your southern horizon. It will become inaccessible at around 02:09 when it sinks below 20° above your south-western horizon.
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M5 (mag 5.7) is visible in the evening sky, becoming accessible around 21:15 (PDT), 51° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:43, 58° above your southern horizon. It will continue to be observable until around 03:05, when it sinks below 21° above your western horizon.
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M13 (mag 5.8) is visible all night. It will become visible at around 21:15 (PDT), 55° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:10, 87° above your northern horizon. It will be lost to dawn twilight at around 04:26, 38° above your western horizon.
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M12 (mag 6.1) is visible in the evening sky, becoming accessible around 21:15 (PDT), 34° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:15, 54° above your southern horizon. It will continue to be observable until around 04:22, when it sinks below 21° above your western horizon.
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M3 (mag 6.3) will become visible at around 21:15 (PDT), 84° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 04:36.
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M15 (mag 6.3) is visible in the dawn sky, rising at 22:21 (PDT) and reaching an altitude of 66° above the southern horizon before fading from view as dawn breaks at around 04:26.
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M55 (mag 6.3) is visible in the morning sky, becoming accessible around 01:43, when it reaches an altitude of 21° above your southern horizon. It will then reach its highest point in the sky at 03:08, 24° above your southern horizon. It will be lost to dawn twilight around 04:26, 22° above your southern horizon.
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M62 (mag 6.4) is visible between 22:54 and 02:05. It will become accessible at around 22:54, when it rises to an altitude of 21° above your south-eastern horizon. It will reach its highest point in the sky at 00:29, 25° above your southern horizon. It will become inaccessible at around 02:05 when it sinks below 21° above your southern horizon.
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M92 (mag 6.5) is visible all night. It will become visible at around 21:15 (PDT), 49° above your north-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:45, 80° above your northern horizon. It will be lost to dawn twilight at around 04:26, 46° above your north-western horizon.
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M2 (mag 6.6) is visible in the dawn sky, rising at 23:00 (PDT) and reaching an altitude of 54° above the southern horizon before fading from view as dawn breaks at around 04:26.
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M10 (mag 6.6) is visible in the evening sky, becoming accessible around 21:15 (PDT), 31° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:25, 51° above your southern horizon. It will continue to be observable until around 04:25, when it sinks below 21° above your western horizon.
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Galaxies
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M31 (mag 3.4) is visible in the dawn sky, rising at 23:40 (PDT) and reaching an altitude of 45° above the north-eastern horizon before fading from view as dawn breaks at around 04:26.
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M33 (mag 5.8) is visible in the dawn sky, rising at 01:23 (PDT) and reaching an altitude of 32° above the eastern horizon before fading from view as dawn breaks at around 04:26.
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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 21:15 (PDT), 42° above your north-western horizon. It will be lost to dawn twilight at around 04:26, 13° above your northern horizon.
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M83 (mag 7.2) will become visible at around 21:15 (PDT), 26° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 01:34.
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M101 (mag 7.9) is visible in the evening sky, becoming accessible around 21:15 (PDT), 69° above your northern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 21:28, 69° above your northern horizon. It will continue to be observable until around 04:06, when it sinks below 21° above your north-western horizon.
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M94 (mag 8.2) will become visible at around 21:15 (PDT), 76° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 04:45.
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M51 (mag 8.4) will become visible at around 21:15 (PDT), 76° above your northern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 06:08.
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M104 (mag 8.6) will become visible at around 21:15 (PDT), 41° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 01:36.
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NGC2403 (mag 8.9) will become visible at around 21:15 (PDT), 29° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 22:36 when it dips 21° above your north-western horizon.
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Nebulae
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M8 (mag 5.8) is visible between 23:02 and 04:01. It will become accessible at around 23:02, when it rises to an altitude of 21° above your south-eastern horizon. It will reach its highest point in the sky at 01:32, 31° above your southern horizon. It will become inaccessible at around 04:01 when it sinks below 21° above your south-western horizon.
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