PARTIAL SOLAR ECLIPSEBoston, United StatesMonday 8 April 2024 · times in UTC-4
92.6%
OF THE SUN COVERED
Almost all of the Sun went. The light weakened and cooled noticeably, shadows sharpened, and the temperature dropped — but it did not get dark, and the remaining sliver was still blinding.
02 · TIMING
When did it happen?
The whole eclipse ran 2h 23m. All times are local, in UTC-4.
14:16 MAX 15:29 16:39
| Phase | LOCAL TIME | SUN |
|---|---|---|
| First contactthe Moon touches the Sun's edge | 14:16 | 50° SW |
| Maximumthe deepest point | 15:29 | 40° WSW |
| Last contactthe Sun is whole again | 16:39 | 28° WSW |
03 · DIRECTION
Where was it in the sky?
At maximum the Sun was only 40° above the horizon to the south-west, so an open view in that direction was needed.
The Sun's height and bearing at maximum, from Boston. The horizon is at 0°.
THE EXPERIENCE
What it was actually like
With 92.6% of the Sun covered the light noticeably weakened and cooled, shadows grew sharp-edged, and the temperature dropped. Gaps between leaves projected rows of crescents onto the ground. The Sun stayed dangerous to look at throughout.
04 · POSITION
Where was it seen?
The path passed 319 km to the north of Boston and was 174 km wide. Only inside it was the Sun covered completely.
THE DAY
- SUNRISE
- 06:13
- SUNSET
- 19:18
- DAY LENGTH
- 13h 05m
- CIVIL DUSK
- 19:47
REFERENCE FIGURES
- OBSCURATION
- 92.6%
- COORDINATES
- 42.36° N, 71.058° W
- PATH WIDTH
- 174 km
- SHADOW SPEED
- 2,523 km/h
- SAROS
- 139 · no. 33
- MAGNITUDE
- 0.9319
- GAMMA
- 0.3430
Contact times are accurate to a couple of seconds at the coordinates above. Altitudes are geometric — unrefracted, on the WGS 84 ellipsoid.
NEXT FROM BOSTON
What else is coming here?
The rest of what the sky over Boston has coming, soonest first.