Sky Chart For The Month of July, 2017

ASTRONOMICAL BULLETIN FOR JULY 2017


The Moon

First Quarter occurs on 1st  at h. 6-21 I.S.T.

Full Moon occurs on 9th at h. 9-37 I.S.T.

Last Quarter occurs on 17th  at h. 0-56 I.S.T.

New Moon occurs on 23rd at h. 15-16 I.S.T.

First Quarter occurs on 30th at h. 20-53 I.S.T.

 

The Lunar Crescent becomes first visible after the New Moon day in the evening of 24th.

The Moon is at Apogee or farthest from the Earth on 6th and at Perigee or nearest to the Earth on 21st.

The Moon passes about 3 º north of Jupiter on 1st, about 3º north of Saturn on 7th, about 1º south of Neptune before midnight of 13th, about 4½ º south of Uranus on 17th, about 2½ º south of Venus on 20th, about 3º south of Mars on 23rd, about 1º north of Mercury on 25th and about 3 º north of Jupiter on 29th.

The Earth

The Earth approaches Aphelion position in its orbit or reaches farthest from the Sun on 4th.

The Planets

Visibility of Planets:

Mercury:   The planet will be visible from 1st of the month and sets about 1 hour to 1½ hours after sunset throughout the month. The planet is at Greatest Eastern Elongation of about 27º from the Sun on 30th.

Venus:     The planet rises about 2 hours to 2½ hours after local midnight and remains visible till the beginning of morning twilight throughout the month.

Mars:       The planet is too close to the Sun to be visible throughout the month, being in Conjunction with the Sun on 27th.

Jupiter:    The planet sets around local midnight time to ½ hour before it upto first quarter of the month, about ½ hour to 1 hour before it upto second quarter of the month, about 1 hour to 1½ hours before it upto third quarter of the month and about 1½ hours to 2 hours before it for the remaining days of the month. The planet is in Quadrature with the Sun on 6th.

Saturn:     The planet sets before sunrise throughout the month. It sets about 1 hour to 1½ hours before it upto first quarter of the month, about 1½ hours to 2 hours before it upto second quarter of the month, about 2 hours to 2½ hours before it upto third quarter of the month and about 2½ hours to 3½ hours before it for the remaining days of the month.

Uranus:    The planet rises about ½ hour after local midnight to close to local midnight time upto first quarter of the month, from close to local midnight time to ½ hour before it upto second quarter of the month, from ½ hour to 1 hour before it upto third quarter of the month and about 1 hour to 1½ hours before it for the remaining days of the month. The planet is in Quadrature with the Sun on 21st.

Neptune:   The planet rises before local midnight and remains visible till the beginning of morning twilight throughout the month. It rises about 1½ hours to 2 hours before local midnight upto first quarter of the month, from 2 hours to 3 hours before it upto second quarter of the month and about 3 hours to 4 hours before it for the remaining days of the month .

 

Conjunction of Planets:

Mercury passes about 5° south of Pollux (Punarbasu) on 3rd.

Mars passes about 5 ½ º south of Pollux (Punarbasu) on 12th.

Venus passes about 3º north of Aldebaran (Rohini) on 14th.

Mercury passes about 1º south of Regulus (Magha) on 26th.

 

Planets

Planets in Zodiacal Constellation

Magnitude

Mercury (Budha)

Moves from Gemini (Mithuna) to Cancer (Karkata) on 3rd.

Moves from Cancer (Karkata) to Leo (Simha) on 21st.

-1.1  to  0.0

0.0  to +0.3

Venus (Sukra)

Moves from Taurus (Vrisha) to Gemini (Mithuna) on 26th.

-4.2 to -4.0

Mars (Mangala)

Moves from Gemini (Mithuna) to Cancer (Karkata) on 11th.

 +1.7

Jupiter (Brihaspati)

Remains in Virgo (Kanya).

-2.0 to -1.9

Saturn (Sani)

Remains in Scorpion (Vrischika).

+0.1 to +0.2

Uranus

Remains in Aries (Mesha).

+6.0

Neptune

Remains in Aquarius (Kumbha).

+8.0


Source : : Director

Positional Astronomy Centre

India Meteorological Department

Salt Lake, Kolkata - 700 091.