Sky Chart For The Month of February, 2018

 

 

ASTRONOMICAL BULLETIN FOR FEBRUARY 2018

 

The Moon

Last Quarter occurs on 7th at h. 21-24 I.S.T.

New moon occurs on 16th at h. 2-35 I.S.T.

First Quarter occurs on 23rd at h. 13-39 I.S.T.

 

 

The Lunar Crescent becomes first visible after the New Moon day in the evening of 17th.

The Moon is at Apogee or farthest from the Earth on 11th and at Perigee or nearest to the Earth on 27th.

The Moon passes about 4½º north of Jupiter on 8th, about 4½º north of Mars on 9th, 2½º north of Saturn on 11th, about 1º north of Mercury on 16th, about ½º south of Venus on 16th, about 1½º south of Neptune on 17th and about 4½º south of Uranus on 20th.


Eclipse

Partial Eclipse of the Sun: The phenomenon will occur on 16th February 2018. The eclipse begins at h. 0-26 I.S.T. and ends at h. 4-27 I.S.T. The eclipse will not be visible in India.


The Planets

Visibility of Planets:

Mercury: The planet is too close to the Sun to be visible throughout the month, being in Conjunction with the sun on 17th.

Venus: The planet is too close to the Sun to be visible upto 4th of the month. Thereafter it is seen in the western sky, sets about ½ hour to 1 hour after sunset for the remaining days of the month.

Mars: The planet rises after local midnight throughout the month. It rises about 1½ hours to 1 hour after it during the period.

Jupiter: The planet rises about ½ hour after local midnight to ½ hour before it upto third quarter of the month and about ½ hour  to 1 hour before it for the remaining days of the month. The planet is in Quadrature with the Sun on 11th.

Saturn:  The planet rises before sunrise and remains visible till the beginning of morning twilight throughout the month. It rises about 2½ hours to 3 hours before it upto second quarter of the month and about 3 hours to 3½ hours before it for the remaining days of the month.

Uranus:  The planet is visible towards the western sky and sets before local midnight throughout the month. It sets 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 3 hours before it for the remaining days of the month.

Neptune:  The planet sets about 2 hours to 1 hour after sunset upto third quarter of the month and about 1 hour to ½ hour after it for the remaining days of the month.

 

Conjunction of Planets

Mars passes about 5°north of Antares (Jyestha) on 10th.

Mercury passes about ½° south of Neptune on 25th.

 

Planets

                       Planets in Zodiacal Constellation

Magnitude

Mercury (Budha)

Moves from Capricornus (Makara) to Aquarius (Kumbha) on 15th.

-0.6 to -1.6

-1.6 to -1.4

Venus (Sukra)

Moves from Capricornus (Makara) to Aquarius (Kumbha) on 6th.

-3.9

Mars (Mangala)

Remains in Scorpion (Vrischika).

+1.2 to +0.9

Jupiter (Brihaspati)

Remains in Libra (Tula).  

-2.0 to -2.1

Saturn (Sani)

Remains in Sagittarius (Dhanus).

+0.6

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.