The first solar eclipse of 2025 is scheduled for this Saturday, March 29, and can be partially observed in various regions of Portugal, according to information provided by Portal Time and Date. It is a partial solar eclipse, phenomenon during which the moon partially covers the solar disk, creating a specific configuration in the sky.
Phenomenon occurs on March 29 and may be observed in part of the national territory, with a partial obscification rate of the solar disk. Observation requires adequate visual precautions.
This type of eclipse is sometimes referred to informally as “Devil horns”, Expression that refers to the visual shape of the sun at the moment it is partially hidden by the moon.
The designation is used to describe eclipses in which there is no perfect alignment between the two stars.
Partial visibility in the Portuguese territory
According to astronomical forecasts, the eclipse will be visible in parts of North America, Europe and Asiaincluding the Portuguese territory.
In the case of Portugal, the percentage of obscuration -That is, the sun area covered by the moon-must be between the 15% and 31%depending on the geographical location of the observing.
The estimated temporal window for the observation of the phenomenon, in the national territory, Between AS 09:30 am as 11:30 amLisbon time.
Variations in eclipse visibility will depend on local latitude, longitude and atmospheric conditions.
We recommend:
Recommendations for safety observation
Authorities and astronomy entities recommend specific precautions for observation of this type of phenomenon.
Direct observation of the sun without proper protection can cause irreversible damage to the vision.
For this reason, it should be used own equipmenthow Certified Glasses for Solar Observationapproved solar filters or indirect projection devices.
The use of makeshift objects – such as ordinary sunglasses, radiographs, photographic films or dark glass – It is neither safe nor effectiveaccording to alerts released by various astronomical associations and medical societies.
Next eclipses in 2025
This will be the first of several astronomical phenomena scheduled for the year 2025. According to the calendar of and from Lisbon Astronomical Observatoryother Solar and lunar eclipses Throughout the year, although not all are visible in the national territory.
Partial solar eclipses like this Saturday are relatively frequent, but their visibility from a certain point on the planet depends on several orbital factors.
The last visible eclipse in Portugal took place in 2022, and was also partial.
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