Objects in your sky: Deep Sky
by Dominic Ford
Open clusters
|
NGC1977 (mag 0.0) is visible from soon after it rises, at 06:01, until soon before it sets at 17:32. Always take extreme caution when trying to make daytime observations of the Moon while the Sun is above the horizon.
|
|
M45 (mag 1.3) is visible in the dawn sky, rising at 02:19 (EDT) – 2 hours and 48 minutes before the Sun – and reaching an altitude of 18° above the eastern horizon before fading from view as dawn breaks at around 04:14.
|
|
IC4665 (mag 4.2) is visible all night. It will become visible at around 21:52 (EDT), 44° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:56, 53° above your southern horizon. It will be lost to dawn twilight at around 03:39, 29° above your western horizon.
|
|
Caldwell 14 (mag 4.3) is visible in the dawn sky, becoming accessible around 23:59 (EDT), when it reaches an altitude of 18° above your north-eastern horizon. It will then reach an altitude of 42° before fading from view as dawn breaks at 03:39.
|
|
NGC6633 (mag 4.6) is visible all night. It will become visible at around 21:52 (EDT), 39° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:40, 54° above your southern horizon. It will be lost to dawn twilight at around 03:39, 36° above your south-western horizon.
|
|
IC4756 (mag 4.6) is visible all night. It will become visible at around 21:52 (EDT), 36° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 00:52, 53° above your southern horizon. It will be lost to dawn twilight at around 03:39, 37° above your south-western horizon.
|
Globular clusters
|
M22 (mag 5.2) is visible between 23:17 and 02:21. It will become accessible at around 23:17, when it rises to an altitude of 20° above your south-eastern horizon. It will reach its highest point in the sky at 00:49, 23° above your southern horizon. It will become inaccessible at around 02:21 when it sinks below 20° above your southern horizon.
|
|
M4 (mag 5.4) is visible between 22:05 and 23:01. It will become accessible at around 22:05, when it rises to an altitude of 20° above your southern horizon. It will reach its highest point in the sky at 22:33, 21° above your southern horizon. It will become inaccessible at around 23:01 when it sinks below 20° above your southern horizon.
|
|
M5 (mag 5.7) will become visible at around 21:52 (EDT), 49° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 03:39.
|
|
M13 (mag 5.8) is visible all night. It will become visible at around 21:52 (EDT), 77° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:51, 84° above your southern horizon. It will be lost to dawn twilight at around 03:39, 36° above your western horizon.
|
|
M12 (mag 6.1) is visible in the evening sky, becoming accessible around 21:52 (EDT), 43° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:56, 45° above your southern horizon. It will continue to be observable until around 02:46, when it sinks below 21° above your south-western horizon.
|
|
M3 (mag 6.3) will become visible at around 21:52 (EDT), 61° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 03:54.
|
|
M15 (mag 6.3) is visible in the dawn sky, rising at 20:54 (EDT) and reaching an altitude of 59° above the southern horizon before fading from view as dawn breaks at around 03:39.
|
|
M92 (mag 6.5) is visible all night. It will become visible at around 21:52 (EDT), 72° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:26, 89° above your northern horizon. It will be lost to dawn twilight at around 03:39, 45° above your north-western horizon.
|
|
M2 (mag 6.6) is visible in the dawn sky, rising at 21:46 (EDT) and reaching an altitude of 46° above the southern horizon before fading from view as dawn breaks at around 03:39.
|
|
M10 (mag 6.6) is visible in the evening sky, becoming accessible around 21:52 (EDT), 40° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 23:06, 43° above your southern horizon. It will continue to be observable until around 02:46, when it sinks below 21° above your south-western horizon.
|
Galaxies
|
M31 (mag 3.4) is visible in the dawn sky, rising at 21:15 (EDT) and reaching an altitude of 54° above the eastern horizon before fading from view as dawn breaks at around 03:40.
|
|
M33 (mag 5.8) is visible in the dawn sky, rising at 23:30 (EDT) and reaching an altitude of 40° above the eastern horizon before fading from view as dawn breaks at around 03:39.
|
|
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 21:52 (EDT), 40° above your north-western horizon. It will be lost to dawn twilight at around 03:39, 21° above your northern horizon.
|
|
M101 (mag 7.9) is visible all night. It will become visible at around 21:52 (EDT), 69° above your north-western horizon, as dusk fades to darkness. It will be lost to dawn twilight at around 03:39, 23° above your north-western horizon.
|
|
M94 (mag 8.2) will become visible at around 21:52 (EDT), 58° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 04:39.
|
|
M51 (mag 8.4) will become visible at around 21:52 (EDT), 66° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at --:--.
|
|
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 21:52 (EDT), 27° above your north-western horizon. It will be lost to dawn twilight at around 03:39, 20° above your northern horizon.
|
Nebulae
|
Caldwell 49 (mag 0.0) is visible from soon after it rises, at 06:22, until soon before it sets at 19:05. Always take extreme caution when trying to make daytime observations of the Moon while the Sun is above the horizon.
|
|
M8 (mag 5.8) is visible between 23:12 and 01:21. It will become accessible at around 23:12, when it rises to an altitude of 21° above your southern horizon. It will reach its highest point in the sky at 00:17, 23° above your southern horizon. It will become inaccessible at around 01:21 when it sinks below 21° above your southern horizon.
|
Share