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Wednesday, August 12, 2026

Total Solar Eclipse

Until greatest eclipse
00days
04hrs
58min
52sec

Eclipse overview

The Total solar eclipse on August 12, 2026 includes interactive UTC and local timeline data, city visibility details, and map-based viewing tools. At the greatest-eclipse reference point, the local partial phases span about 2h 2m with around 2 min in the local central phase. Coverage currently includes visibility guidance for 40 cities. Solar eclipse visibility depends on the eclipse path and your location relative to total, annular, or partial zones.

Visibility regions: Solar eclipse visibility depends on the eclipse path and your location relative to total, annular, or partial zones.

Last updated: 2026-08-12

Type
Total solar
Peak (UTC)
17:45
Global Eclipse Begins (UTC projection)
15:33
Global Eclipse Ends (UTC projection)
19:57
Greatest Eclipse
65.22°, -25.25°
Obscuration
100%
Reference-point Duration
2h 2m
Totality at Reference Point
2 min
Visible Cities
40

During a total solar eclipse, the Moon completely covers the Sun, revealing the solar corona. The sky darkens dramatically and stars become visible for a brief period of totality.

Greatest-point Reference Timeline

These C1–C4 times apply to the greatest-eclipse reference coordinates shown above, not to the whole world or every city.

See the eclipse in the right local time. We use your device timezone automatically, or you can choose any city, country, or timezone for your viewing plans.

StageUTC
Reference-point partial phase begins (C1)
04:43:42 PM UTC
Aug 12
09:43:42 AM
Aug 12
Reference-point totality begins (C2)
05:44:35 PM UTC
Aug 12
10:44:35 AM
Aug 12
Maximum at reference point
05:45:46 PM UTC
Aug 12
10:45:46 AM
Aug 12
Reference-point totality ends (C3)
05:46:57 PM UTC
Aug 12
10:46:57 AM
Aug 12
Reference-point partial phase ends (C4)
06:45:14 PM UTC
Aug 12
11:45:14 AM
Aug 12

An Eclipse Never Comes Alone

A solar eclipse always occurs about two weeks before or after a lunar eclipse.

FAQ

When is the total solar eclipse in UTC?

Peak eclipse occurs at 17:45:46 UTC.

How can I check eclipse time in my local timezone?

Use the timeline and city visibility tables on this page to compare UTC and local eclipse times for your timezone and major cities.

Where is this eclipse visible?

Solar eclipse visibility depends on the eclipse path and your location relative to total, annular, or partial zones.

How long does this eclipse last?

At the greatest-eclipse reference point, the local partial phases span about 2h 2m, including around 2 min of totality or annularity. Times and duration differ by viewing location.

What do C1, C2, C3, and C4 mean in the eclipse timeline?

These are observer-location contacts: the precise moments when the Moon's and Sun's disks touch or separate at one place. On this page, the main C1–C4 timeline is calculated at the labeled greatest-eclipse reference point; it is not the global beginning or ending of the eclipse and it may not match your city. C1 begins the local partial phase, C2 begins local totality or annularity, C3 ends it, and C4 ends the local partial phase. A below-horizon contact is not presented as observable in city data.

What affects eclipse viewing quality?

Cloud cover, local horizon obstructions, and Moon altitude can all affect what you see. Higher Moon altitude generally improves viewing conditions for lunar eclipses.

Why is a city labeled "partial" even with very high obscuration?

Astronomers use strict definitions: "total" means the Moon completely covers the Sun (100.0%), and "partial" means anything less — even 99.9%. A city at 99.9% will see a dramatic darkening and most of the Sun hidden, but a thin sliver of sunlight remains visible around the Moon's edge. Only cities inside the narrow "path of totality" experience the full blackout, corona, and stars-in-daytime effect that makes a total eclipse extraordinary.

What's the difference between a solar and a lunar eclipse?

In a solar eclipse, the Moon passes between the Sun and Earth, casting a small, fast-moving shadow on Earth's surface. Only people inside that narrow shadow see the eclipse, which is why solar eclipses have a "path of totality." In a lunar eclipse, Earth passes between the Sun and the Moon, casting Earth's much larger shadow onto the Moon. Because the Moon is visible to everyone on the nightside of Earth at once, there's no moving shadow across the ground — everyone in the right hemisphere sees the same eclipse at the same time.

Why does the map show a shadow path?

During a solar eclipse, the Moon's shadow is relatively small and sweeps across Earth's surface at over 1,000 mph. The dark line on the map traces this shadow's path. Cities directly on this path experience the full eclipse, while those farther away see only a partial eclipse.

What does "penumbral" mean?

The penumbra is the outer, lighter part of a shadow where the light source is only partially blocked. During a penumbral lunar eclipse, the Moon passes through Earth's penumbra — the Sun is partially obscured by Earth, causing a subtle dimming of the Moon rather than the dramatic red coloring seen in a total lunar eclipse. Penumbral eclipses are often difficult to notice with the naked eye. The word comes from the Latin "paene" (almost) and "umbra" (shadow) — literally "almost shadow."

What does "umbra" mean?

The umbra is the darkest, central part of a shadow where the light source is completely blocked. During a total lunar eclipse, the Moon passes fully into Earth's umbra, causing the dramatic blood-red coloring as the only light reaching the Moon is bent and filtered through Earth's atmosphere. During a solar eclipse, the Moon's umbra is the small, dark core of its shadow — the narrow path on Earth where the Sun is completely covered. The word comes from the Latin for "shadow."

What does "totality" mean?

Totality is the phase of an eclipse where the covering body completely blocks the light source. In a total solar eclipse, totality is the awe-inspiring window — typically 1–7 minutes — when the Moon fully covers the Sun, revealing the solar corona, making stars visible in daytime, and causing a 360° sunset along the horizon. In a total lunar eclipse, totality is when the Moon is fully inside Earth's umbra and turns red or orange. Only locations directly within the path of totality (solar) or on the nightside of Earth (lunar) experience this phase.

What does "annular" mean in an eclipse?

An annular solar eclipse occurs when the Moon is near its farthest point from Earth (apogee) and appears slightly smaller in the sky than the Sun. At maximum eclipse, the Moon covers the center of the Sun but leaves a bright ring — called the "ring of fire" — visible around the Moon's edge. Unlike a total eclipse, an annular eclipse never reaches full darkness because the Sun is never completely covered. The word comes from the Latin "annulus" meaning ring.

What does "magnitude" mean for an eclipse?

Eclipse magnitude measures how much of the eclipsed body's diameter is covered at maximum eclipse. A magnitude of 1.0 means the covering body exactly matches the eclipsed body's apparent size. For solar eclipses, a magnitude greater than 1.0 produces totality; less than 1.0 produces a partial or annular eclipse. For lunar eclipses, magnitude measures how deeply the Moon enters Earth's shadow — above 1.0 means the Moon is fully inside the umbra (total eclipse). Magnitude is a dimensionless ratio of diameters, not area, so it's different from obscuration.

What does "obscuration" mean?

Obscuration is the fraction of the Sun's (or Moon's) area that is covered at any given moment, expressed as a percentage. Unlike magnitude (which measures diameter), obscuration measures the actual covered area. At 50% obscuration, half of the Sun's disk is blocked by the Moon. At 100%, the Sun is completely covered — but this only happens during totality in a total solar eclipse. In the City Visibility table, obscuration shows the maximum coverage that location will experience.

Eclipse Visibility Map

00:00 — 23:59 UTC
17:45 UTC10:45 AM UTC-7Peak eclipse
Intensity:
Total<100%>75%>50%>25%>0%
|
How to read
Black dot: moon shadow center
Scrubber: moves eclipse in time
Darker band = stronger eclipse
Rendered shadow-path range: --:-- to --:-- UTC
Peak: 17:45 UTC
Sun/Moon markers are subpoints (overhead positions), so they can be far from eclipse center.
|Click anywhere to check visibility

3D Globe View

Drag to rotate · Scroll to zoom
Sun subpoint Moon subpoint Shadow center Totality Partial Penumbra edge
How to read
Black dot: moon shadow center
Sun
Moon
Scrubber: moves eclipse in time
Darker band = stronger eclipse
Rendered shadow-path range: 16:54 to 18:46 UTC
Peak: 17:02 UTC
00:00 — 23:59 UTC
17:45 UTC10:45 AM UTC-7Peak eclipse

City Visibility

40 cities
CityTypeObscurationStart (local)Maximum (local)End (local)Totality
Leontotal
100%
19:3220:2921:21108s
Reykjaviktotal
100%
16:4717:4818:4762s
Valenciatotal
100%
19:3820:3221:02sunset66s
Zaragozatotal
100%
19:3420:2921:10sunset87s
Madridpartial
99.9%
19:3620:3221:24
Barcelonapartial
99.8%
19:3420:2920:56sunset
Algierspartial
98%
18:4219:3519:44sunset
Portopartial
98%
18:3419:3120:25
Lisbonpartial
94%
18:3919:3520:28
Milanpartial
92%
19:2720:2020:38sunset
Parispartial
92%
19:2220:1721:09
Birminghampartial
92%
18:1519:1120:05
Londonpartial
91%
18:1719:1320:06
Fespartial
89%
18:4719:4220:14sunset
Munichpartial
89%
19:2220:1521:05
Rabatpartial
88%
18:4719:4220:18sunset
Viennapartial
87%
19:2120:1320:16sunset
Casablancapartial
87%
18:4819:4320:20sunset
Praguepartial
86%
19:1920:1120:30sunset
Hamburgpartial
85%
19:1320:0720:55sunset
Berlinpartial
85%
19:1520:0820:39sunset
Copenhagenpartial
83%
19:1020:0320:53sunset
Warsawpartial
83%
19:1420:0520:09sunset
Oslopartial
83%
19:0219:5620:49
Stockholmpartial
81%
19:0319:5620:46
Saint Petersburgpartial
79%
19:5920:5021:01sunset
Nuukpartial
79%
15:2916:3517:39
Nouakchottpartial
46%
18:1719:0719:32sunset
Toubapartial
38%
18:2419:1119:29sunset
Dakarpartial
37%
18:2519:1219:34sunset
Montrealpartial
18%
12:5013:4514:38
The Bronxpartial
10%
13:0713:5314:39
Manhattanpartial
10%
13:0713:5314:38
Queenspartial
10%
13:0713:5414:39
New Yorkpartial
9%
13:0713:5314:38
Torontopartial
8%
12:5513:3914:23
Philadelphiapartial
7%
13:1113:5314:34
Brooklynpartial
4%
13:1513:5214:29
Calgarypartial
2%
10:1110:3611:02
Chicagopartial
0%
12:1712:2812:38
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