PARTIAL SOLAR ECLIPSEPerth, AustraliaThursday 20 April 2023 · times in UTC+8
70.7%
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 2h 47m. All times are local, in UTC+8.
09:59 MAX 11:20 12:46
| Phase | LOCAL TIME | SUN |
|---|---|---|
| First contactthe Moon touches the Sun's edge | 09:59 | 36° NE |
| Maximumthe deepest point | 11:20 | 45° NNE |
| Last contactthe Sun is whole again | 12:46 | 46° N |
03 · DIRECTION
Where was it in the sky?
At maximum the Sun stood 45° above the horizon to the north — high enough to clear most buildings and trees.
The Sun's height and bearing at maximum, from Perth. The horizon is at 0°.
THE EXPERIENCE
What it was actually like
A distinct bite was taken out of the Sun, reaching 70.7% 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 863 km to the north-west of Perth and was 37 km wide. Only inside it was the Sun covered completely.
THE DAY
- SUNRISE
- 06:40
- SUNSET
- 17:50
- DAY LENGTH
- 11h 10m
- CIVIL DUSK
- 18:15
REFERENCE FIGURES
- OBSCURATION
- 70.7%
- COORDINATES
- 31.953° S, 115.857° E
- PATH WIDTH
- 37 km
- SHADOW SPEED
- 2,170 km/h
- SAROS
- 129 · no. 49
- MAGNITUDE
- 0.7659
- GAMMA
- -0.3952
Contact times are accurate to a couple of seconds at the coordinates above. Altitudes are geometric — unrefracted, on the WGS 84 ellipsoid.
NEXT FROM PERTH
What else is coming here?
The rest of what the sky over Perth has coming, soonest first.