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Sky Chart For The Month of July, 2021

ASTRONOMICAL BULLETIN FOR JULY 2021

The Moon

Last Quarter occurs on 2nd at h.2–41 I.S.T 

New Moon occurs on 10th at h.6–47 I.S.T

First Quarter occurs on 17th at h.15–41 I.S.T

Full Moon occurs on 24th at h.8–07 I.S.T

Last Quarter occurs on 31stat h.18–46 I.S.T

 

 

 

The Lunar Crescent becomes first visible after the New Moon day in the evening of 11th.

The Moon is at Apogee or farthest from the Earth on 5th.The Moon is at Perigee or nearest to the Earth on 21st.

The Moon passes about 2º south of Uranus on 4th, about 4º north of Mercury on 8th, about 3½º north of Venus on 12th, about 4º north of Mars on12th, about 4º south of Saturn before midnight of 24th, about 4ºsouth of Jupiter on 26th and about 4ºsouth of Neptune before midnight of 27th.                                               

The Earth 

The Earth approaches the Aphelion position in its orbit or reaches farthest from the Sun on 6th.

 

The Planets

Visibility of Planets: 

Mercury: The planet rises about 1½ hours to 1 hour before sunrise upto 22nd of the month. Thereafter it becomes too close to the Sun to be visible for the remaining days of the month. The planet is in Greatest Western Elongation of about 22° from the Sun on 5th.The planet is at Perihelion or nearest to the Sun in its orbit on 24th.

Venus: The planet sets about 1½ hours to 2 hours after sunset throughout the month.

Mars: The planet sets about 2 hours to 1½ hours after sunset throughout the month. The planet is at Aphelion or farthest from the Sun in its orbit on 13th.

Jupiter: The planet rises after sunset throughout the month. It rises about 3 hours to 2½ hours after sunset upto first quarter of the month, about 2½ hours to 2 hours after it upto third quarter of the month and about 2 hours to 1 hour after it for the remaining days of the month.

Saturn: The planet rises about 2 hours to 1½ hours after sunset upto first quarter of the month, about 1½ hours to 1 hour after it upto second quarter of the month, about 1 hour to ½ hour after it upto third quarter of the month and from about ½ hour after sunset to close to sunset time for the remaining days of the month.

Uranus: The planet rises about 1½ hours to 1 hour after local midnight upto first quarter of the month, about1 hour to ½ hour after it upto second quarter of the month, from ½ hour after local midnight time to close to it upto third quarter of the month and from close to local midnight time to ½ hour before it for the remaining days of the month.

Neptune: The planet rises before local midnight throughout the month. It rises about 1½ hours to 2 hours before it upto first 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.

Conjunction of Planets:

Venus passes about ½0 north of Mars on 13th.

Venus passes about 10 north of Regulus (Magha) on 22nd.

Mercury passes about 5½0 south of Pollux (Punarbasu) on 25th.

Mars passes about ½0 north of Regulus (Magha) on 29th.

Planets

Planets in Zodiacal Constellation

Magnitude

Mercury (Budha)

Moves from Taurus (Vrisha) to Gemini(Mithuna) on 7th and   moves from Gemini(Mithuna) to Cancer (Karkata) on 25th.

+1.0 to 0.0

0.0 to –2.0

Venus (Sukra)

Moves from Cancer (Karkata) to Leo (Simha) on 17th.

 –3.8 to –3.9

Mars (Mangala)

Moves from Cancer (Karkata) toLeo (Simha) on 20th.

+1.8

Jupiter (Brihaspati)

Remains in Aquarius (Kumbha).

–2.6 to –2.8

Saturn (Sani)

Remains in Capricornus (Makara).

+0.4 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.