PARTIAL SOLAR ECLIPSESan Juan, Puerto RicoSaturday 14 October 2023 · times in UTC-4
42.9%
OF THE SUN COVERED
A clear bite was taken out of the Sun. Daylight barely changed, so this was an eclipse you had to know about in advance to notice.
02 · TIMING
When did it happen?
The whole eclipse ran 3h 04m. All times are local, in UTC-4.
12:46 MAX 14:22 15:50
| Phase | LOCAL TIME | SUN |
|---|---|---|
| First contactthe Moon touches the Sun's edge | 12:46 | 62° SSW |
| Maximumthe deepest point | 14:22 | 48° SW |
| Last contactthe Sun is whole again | 15:50 | 29° WSW |
03 · DIRECTION
Where was it in the sky?
At maximum the Sun stood 48° above the horizon to the south-west — high enough to clear most buildings and trees.
The Sun's height and bearing at maximum, from San Juan. The horizon is at 0°.
THE EXPERIENCE
What it was actually like
A distinct bite was taken out of the Sun, reaching 42.9% at maximum. Daylight barely changed — the eye adapts far too well for that — so this was an eclipse you had to know about in advance to notice. Anyone watching needed a filter; the remaining Sun was as dangerous as an uneclipsed one.
04 · POSITION
Where was it seen?
The path passed 1,910 km to the south-west of San Juan and was 194 km wide. Only inside it was the Sun covered completely.
THE DAY
- SUNRISE
- 06:17
- SUNSET
- 18:02
- DAY LENGTH
- 11h 45m
- CIVIL DUSK
- 18:24
REFERENCE FIGURES
- OBSCURATION
- 42.9%
- COORDINATES
- 18.466° N, 66.106° W
- PATH WIDTH
- 194 km
- SHADOW SPEED
- 2,019 km/h
- SAROS
- 134 · no. 41
- MAGNITUDE
- 0.5407
- GAMMA
- 0.3754
Contact times are accurate to a couple of seconds at the coordinates above. Altitudes are geometric — unrefracted, on the WGS 84 ellipsoid.
NEXT FROM SAN JUAN
What else is coming here?
The rest of what the sky over San Juan has coming, soonest first.