equilux
noun[CorU]
physicsspecializeduk/ˈek.wɪ.lʌks/us/ˈek.wə.lʌks/adatewhendayandnightare ofexactlyequallength:
昼夜平分日Thedateof the equilux willvarydependingon where onEarthyou are,whereastheequinoxis afixedinstantintime.昼夜平分点的日期取决于你在地球上所处的位置，而昼夜平分点是一个固定的时间瞬间。
Compare
equinox
- In New York City, “equilux” will beSeptember25, when bothsunriseandsunsetarescheduledfor 6:47.
- Thedayson which thelengthofdayandnightareexactlyequal, called the equilux,occura fewdaysbefore thespringequinoxand a fewdaysafter theautumnequinox.
- Even on thedaysof equilux, theskywill bebrightfor sometimebefore the firstraysof the Sunhit, andremainbrightfor sometimeafter it sets. Thistimeofdayis calledtwilight.
- Equiluxes do notoccurat allcloseto theequator.
Astronomy
- albedo
- Andromeda
- Aquarius
- Aries
- asteroid
- galactic
- galaxy
- Gemini
- geostationary orbit
- gibbous
- orbit
- orbital
- penumbra
- phase
- Pisces
- substellar
- sunspot
- supergiant
- supermassive
- supermoon