Colors of the homeland | The moon is in the first square phase within hours: an opportunity to observe the topography of the surface

Several astronomical phenomena related to the moon occur during the current month, including the arrival of the moon at the moment of the first quarter, today, Sunday, at 08:11 pm Cairo time, after it has traveled a quarter of the distance during its orbit around the planet, according to the Jeddah Astronomical Society, through its platform. The official Facebook page.

Details of the astronomical phenomenon

The Astronomical Society in Jeddah indicated that Shurooq the moon At the time of noon and reaching its highest point in the evening, coinciding with sunset, where it will remain visible until its disappearance after midnight.

During the coming days, it is expected that the distance between the moon and the sun in the dome of the sky will increase, until the moon approaches the full moon, and its time, instead of the moonrise in the afternoon, will be delayed until sunset.

The first quarter period associated with the appearance of the moon being half lit and half dark, is a good and ideal time for observing the topography of the moon’s surface with a small telescope or binoculars.

Clarity of mountains and craters

The reason behind the ideal monitoring of the moon’s terrain at this time is the clarity of the mountains and craters, especially along the line that separates the light side from the dark side due to the interference of light and shadows, which gives a three-dimensional view.

As for the full moon, it is expected to occur on January 17, as the celestial body continues to increase in size until it appears to the viewer on the planet Earth, from January 16 to 19.

As for the peak of the full moon, it is expected to be on January 17, when the moon’s disk is completely complete and its brightness is 99.8%; This full moon is known to the American tribes as the “wolf moon”; Because at this time of year hungry wolves gather and howl outside their homes, beside the name of the ancient moon.


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