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    Articles > October 2012
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  Sky Calendar -- October 2012
1 Mercury 1.6° NNE of Spica (15° from Sun, evening sky) at 14h UT. Mags. -0.4 and +1.0.
3 Venus 0.15° SW of Regulus (40° from Sun, morning sky) at 5h UT. Mags. -4.1 and +1.3.
4 Moon near the Pleiades (morning sky) at 11h UT.
Pleiades (star cluster) (Wikipedia)
5 Moon at apogee (farthest from Earth) at 1h UT (distance 405,160 km; angular size 29.5').
5 Mercury 3.1° SSW of Saturn (17° from Sun, evening sky) at 5h UT. Mags. -0.3 and +0.7.
5 Moon near Aldebaran (morning sky) at 8h UT.
5 Moon very near Jupiter (116° from Sun, morning sky) at 22h UT. Occultation visible in southernmost Australia and the Southern Ocean. Mag. -2.6.
Occultation of Jupiter (US Naval Observatory)
Occultation of Jupiter (IOTA)
7 Moon very near Ceres (morning sky) at 3h UT. Occultation visible in south Atlantic, southern tip of Africa. Mag. +7.4. Telescope required.
Occultation of Ceres (US Naval Observatory)
8 Last Quarter Moon at 7:33 UT.
12 Moon near Venus (morning sky) at 16h UT. Mag. -4.1.
15 New Moon at 12:02 UT. Start of lunation 1111.
Lunation Number (Wikipedia)
17 Moon at perigee (closest to Earth) at 1h UT (360,672 km; 33.1').
17 Moon very near Mercury (22° from Sun, evening sky) at 1h UT. Occultation visible in Alaska. Mag. -0.1.
Occultation of Mercury (US Naval Observatory)
18 Moon near Mars (43° from Sun, evening sky) at 14h UT.
18 Moon near Antares (evening sky) at 17h UT.
21 Orionid meteor shower peaks. Arises from the debris field of Comet Halley. Active from October 2 to November 7. Produces very fast (66 km/sec), generally faint meteors (20 per hour). Observe in the pre-dawn hours of October 21st; radiant located near OrionŐs club asterism. Favorable viewing this year for this major shower.
Orionids (Gary Kronk)
Meteor Shower Calendar (IMO)
21 Mars 3.6° N of Antares (evening sky) at 1h UT. Mags. +1.2 & +1.0.
22 First Quarter Moon at 3:33 UT.
26 Mercury at greatest elongation, 24° east of Sun (evening sky) at 22h UT. Mag. -0.1.
29 Full Moon at 19:49 UT.
Full Moon Names (Wikipedia)
All times Universal Time (UT). USA Eastern Daylight Time = UT - 4 hours.

Clear skies till next month!

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