Lunar eclipse · Saros 138

Partial Lunar Eclipse

August 28, 2026 — visible across eastern Pacific, Americas, Europe, Africa.

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About this eclipse

What happens
Part of the Moon enters Earth's dark umbral shadow, taking a curved "bite" out of one limb. Visible across the night side of Earth.
Where it’s visible
eastern Pacific, Americas, Europe, Africa

Geometry & timing

Greatest eclipse (TD)
04:14:04 · ΔT 75s
Greatest eclipse (UTC)
04:12:49
Saros series
138
Magnitude
1.9645 / 0.9299 (penumbral / umbral)
Moon overhead at greatest
9°S, 63°W
Phase durations
337.8 / 198.1 min

Sources

Timing and geometry from NASA’s eclipse catalogs. Verify local circumstances before you travel.

  • NASALunar eclipse catalog (2001–2100)
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How the eclipse unfolds

PenumbraUmbraMoon

Schematic of the Moon crossing Earth’s penumbra (outer) and umbra (inner) at greatest eclipse. Visible anywhere the Moon is above the horizon: eastern Pacific, Americas, Europe, Africa.

The Moon is above the horizon — and the eclipse visible — on the marker’s side of the dashed line (its position at greatest eclipse).

More eclipses

Related events — same Saros family and nearby dates.

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  • May 21, 2031 · Saros 138Annular Solar Eclipse
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  • Jan 12, 2028 · Saros 115Partial Lunar Eclipse
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  • Jul 6, 2028 · Saros 120Partial Lunar Eclipse
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  • Sep 18, 2024 · Saros 118Partial Lunar Eclipse
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  • Jun 15, 2030 · Saros 140Partial Lunar Eclipse
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  • Sep 28, 2034 · Saros 147Partial Lunar Eclipse
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