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), 21° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 2 hours and 57 minutes after the Sun at 23:01.
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M7 (mag 3.3) is visible between 23:29 and 03:07. It will become accessible at around 23:29, when it rises to an altitude of 16° above your south-eastern horizon. It will reach its highest point in the sky at 01:18, 21° above your southern horizon. It will become inaccessible at around 03:07 when it sinks below 16° above your south-western horizon.
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M6 (mag 4.2) is visible between 23:10 and 02:59. It will become accessible at around 23:10, when it rises to an altitude of 18° above your south-eastern horizon. It will reach its highest point in the sky at 01:04, 23° above your southern horizon. It will become inaccessible at around 02:59 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), 29° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:11, 61° above your southern horizon. It will be lost to dawn twilight at around 04:26, 36° above your western horizon.
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Caldwell 14 (mag 4.3) is visible in the dawn sky, becoming accessible around 02:24 (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), 21° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 01:51, 62° above your southern horizon. It will be lost to dawn twilight at around 04:26, 44° above your south-western horizon.
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IC4756 (mag 4.6) is visible in the morning sky, becoming accessible around 21:21, when it reaches an altitude of 19° above your eastern horizon. It will then reach its highest point in the sky at 02:03, 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 23:18, when it reaches an altitude of 20° above your south-eastern horizon. It will then reach its highest point in the sky at 02:00, 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 21:23 and 02:05. It will become accessible at around 21:23, when it rises to an altitude of 20° above your south-eastern horizon. It will reach its highest point in the sky at 23:44, 29° above your southern horizon. It will become inaccessible at around 02:05 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), 52° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:39, 58° above your southern horizon. It will continue to be observable until around 03:01, 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), 56° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:06, 87° above your northern horizon. It will be lost to dawn twilight at around 04:26, 37° above your western horizon.
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M12 (mag 6.1) is visible in the evening sky, becoming accessible around 21:15 (PDT), 35° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:12, 54° above your southern horizon. It will continue to be observable until around 04:18, 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), 83° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 04:32.
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M15 (mag 6.3) is visible in the dawn sky, rising at 22:17 (PDT) and reaching an altitude of 67° 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 01:39, when it reaches an altitude of 21° above your southern horizon. It will then reach its highest point in the sky at 03:04, 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 22:50 and 02:01. It will become accessible at around 22:50, when it rises to an altitude of 21° above your south-eastern horizon. It will reach its highest point in the sky at 00:25, 25° above your southern horizon. It will become inaccessible at around 02:01 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 00:41, 80° above your northern horizon. It will be lost to dawn twilight at around 04:26, 45° above your north-western horizon.
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M2 (mag 6.6) is visible in the dawn sky, rising at 22:56 (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), 32° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:21, 51° above your southern horizon. It will continue to be observable until around 04:21, 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 23:36 (PDT) and reaching an altitude of 46° 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 01:19 (PDT) and reaching an altitude of 33° 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), 25° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 01:30.
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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 21:24, 69° above your northern horizon. It will continue to be observable until around 04:02, 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), 75° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 04:41.
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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 06:04.
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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 01:32.
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NGC2403 (mag 8.9) will become visible at around 21:15 (PDT), 28° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, becoming tricky to observe after 22:32 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 22:58 and 03:57. It will become accessible at around 22:58, when it rises to an altitude of 21° above your south-eastern horizon. It will reach its highest point in the sky at 01:28, 31° above your southern horizon. It will become inaccessible at around 03:57 when it sinks below 21° above your south-western horizon.
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