Events for October 2013

The following table gives the date and time of important astronomical events for October 2013. The time of each event is given in Greenwich Mean Time or GMT (a.k.a. Universal Time or UT). To convert GMT to Eastern Standard Time (EST) just subtract 5 hours. To convert GMT to other time zones, visit Time Zones. Some of the astronomical terms used in the calendar are explained in Definitions.

 Date    GMT   Astronomical Events for October 2013
------  -----  --------------------------------------------
        (h:m)
Oct 01  22:19  Regulus 5.6°N of Moon
Oct 03  13     Uranus at Opposition 
Oct 03  19     Venus at Aphelion 
Oct 05  00:35  NEW MOON 
Oct 06  22:08  Moon at Ascending Node 
Oct 06  22:28  Mercury 2.8°S of Moon
Oct 07  04:30  Saturn 1.9°N of Moon
Oct 08  12:07  Venus 4.7°S of Moon
Oct 08  13     Mercury 5.0° of Saturn
Oct 09  10     Mercury at Greatest Elongation: 25.3°E
Oct 10  23:06  Moon at Perigee: 369813 km
Oct 11  23:02  FIRST QUARTER MOON 
Oct 15  03:51  Mars 0.9°N of Regulus
Oct 16  18:26  Venus 1.5°N of Antares
Oct 18  23:38  FULL MOON 
Oct 18  23:51  Penumbral Lunar Eclipse; mag=0.756
Oct 19  21:47  Moon at Descending Node 
Oct 21  10     Orionid Meteor Shower
Oct 22  12:06  Aldebaran 2.7°S of Moon
Oct 25  14:25  Moon at Apogee: 404561 km
Oct 25  21:55  Jupiter 5.1°N of Moon
Oct 26  23:41  LAST QUARTER MOON 
Oct 29  07:17  Regulus 5.7°N of Moon

As the events above transpire, I will post photographs of some of them at Recent Images.

Astronomical events calendars for complete years and for five time zones are available through the links below.

Time Zones Calendars of Astronomical Events
Greenwich Mean Time 2013 2014 2015 2016 2017 2018 2019 2020
Eastern Standard Time 2013 2014 2015 2016 2017 2018 2019 2020
Central Standard Time 2013 2014 2015 2016 2017 2018 2019 2020
Mountain Standard Time 2013 2014 2015 2016 2017 2018 2019 2020
Pacific Standard Time 2013 2014 2015 2016 2017 2018 2019 2020

For additional years and time zones, see Calendars of Astronomical Events.

The sky events tables were all generated by a computer program I wrote (with THINK Pascal running on a Macintosh G4) using Astronomical Algorithms (Jean Meeus).

Fred Espenak