Basic Astronomy

Astronomical Calendar 2017


2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

January February March April May June July August September October November December

EventsDateDescription
January
Quadrantid meteor shower3-4 Jan 2017

Quadrantid meteor shower will be peaked on 3rd and 4th January but it will be visible on 1-5 January 2017. One can see upto 40 meteors per hour during peak. Meteors seems to radiate from the constellation Bootes, close to the North Star. In 1932, the Quadrantid meteor shower showed maximum activity with 80 meteors per hour.

Full Moon12th Jan 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 11:34 UTC.

New Moon28th Jan 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 00:07 UTC.

February
Full Moon11th Feb 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 00:33 UTC.

New Moon26th Feb 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 14:58 UTC.

March
Full Moon12th Mar 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 14:54 UTC.

New Moon28th Mar 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 02:57 UTC.

April
Full Moon11th Apr 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 06:08 UTC.

Lyrid meteor shower21-22 Apr 2017

Lyrid is a medium intensity meteor shower. It usually produces about 20 meteors per hour in its peak. The shower will peak on 21-22 April but some meteors will be visible between 16 to 25th April. Meteors seems to radiate from the constellation Lyra.

New Moon26th Apr 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 12:16 UTC.

May
Eta Aquarid meteor shower5-6 May 2017

Eta Aquarid is a low intensity meteor shower. It usually produces about 10 meteors per hour in its peak. The shower will peak on 5-6 May. Meteors seems to radiate from the constellation Aquarius.

Full Moon10th May 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 21:42 UTC.

New Moon25th May 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 19:44 UTC.

June
Full Moon9th Jun 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 13:10 UTC.

New Moon24th Jun 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 02:31 UTC.

July
Full Moon9th Jul 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 04:07 UTC.

New Moon23th Jul 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 09:45 UTC.

August
Full Moon7th Aug 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 18:10 UTC. Lunar eclipse will also occur on this day.

Perseid meteor shower12-13th Aug 2017

Perseids are one of the strong meteor showers. It produce up to 60 meteors per hour at peak hours. Radiant point of this shower is in the constellation Perseus. These meteors originate from the tail of comet Swift-Tuttle.

New Moon21st Aug 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 18:30 UTC.

September
Full Moon6th Sep 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 07:02 UTC.

New Moon20th Sep 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 05:30 UTC.

October
Full Moon5th Oct 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 18:40 UTC.

New Moon19th Oct 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 19:12 UTC.

Orionid meteor shower21-22 Oct 2017

Orionid is a medium intensity meteor shower and one can see about 25 meteors per hour.

November
Full Moon4th Nov 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 05:23 UTC.

New Moon18th Nov 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 11:42 UTC.

Leonids meteor shower17-18th Nov 2017

Annual event of Leonid meteor shower can be seen on 16-17th November. Leonid meteor shower is visible towards the constellation Leo, the Lion. During Leonid meteor shower, Earth will pass through a stream of debris which is left behind by comet Tempel-Tuttle.

December
Full Moon3rd Dec 2017

Earth is between the Sun and the Moon and so the Moon will be fully illuminated as seen from Earth. This phase occurs at 15:47 UTC.

Geminids meteor shower13-14th Dec 2017

Geminids meteor shower is a strong meteor shower. Annual event of Geminids meteor shower take place on 13-14th December but some meteors will be visible between 6 to 19th December. For many observers, geminid is the best meteor shower. It can produce 60-80 meteors per hour at its peak.

New Moon18th Dec 2017

Moon will be directly between the Earth and the Sun and will not be visible from Earth. This phase occurs at 06:30 UTC.

Ursids meteor shower22-23 Dec 2017

Ursids meteor shower is a medium intensity meteor shower. Ursids meteor shower peaks on 22-23 December. It usually produces 5-10 meteors per hour but occasionally it can produce about 100 meteors per hour.

Terminology

Aphelion: Farthest position of a planet from the Sun.

Perihelion: Closest position of a planet from the Sun.

Apogee: the position of the Moon farthest from Earth.

Perigee: the position of the Moon closest from Earth.

Superior Conjunction: Venus or Mercury is on the opposite side of the Sun from Earth.

Inferior Conjunction: Venus or Mercury is between the Earth and Sun.

Greatest elongation: elongation is the angle between the Sun and a planet as seen from Earth, during eastern elongation, the planet appears as an evening star, during western elongation, the planet appears as a morning star.

Opposition: position in the orbit of a planet when opposites the Sun as seen from Earth.

Conjunction: position in the orbit of a planet when appears closer to the Sun as seen from Earth.

Occultation: Moon occults or eclipses a planet or a star.

Full moon and New moon: 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Meteor shower calendar

Apogee and Perigee of moon: 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

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