The Photographer’s Ephemeris

All about the light

Stephen Trainor in The Photographer’s Ephemeris

Aug 2, 2020

Passeggiata a Santa Marta

What time was it, exactly?

Over the years, time zones have been perhaps the most frequent source of…

Stephen Trainor in The Photographer’s Ephemeris

Jan 20, 2019

This page can’t load Google Maps affordably

Right now, our web app is effectively unavailable (our mobile apps are unaffected):

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Stephen Trainor in The Photographer’s Ephemeris

Jan 11, 2019

Lunar Eclipses in TPE 4.5

With a total lunar eclipse coming on Jan 20/21, we’ve added detailed lunar eclipse information to TPE 4.5 for iOS…

Stephen Trainor in The Photographer’s Ephemeris

Dec 17, 2018

What’s new in TPE 4.4 for iOS

The 4.4 update to TPE on iOS is rolling out starting today. Here’s a quick guide to some of the changes and…

Stephen Trainor in The Photographer’s Ephemeris

Jun 8, 2018

Five Useful Numbers for Sun and Moon Photographers

About

The Photographer’s Ephemeris

The Photographer’s Ephemeris (TPE) is a tool to help you plan outdoor photography in natural light, especially landscape and urban scenes. It is a map-centric sun and moon calculator: see how the light will fall on the land, day or night, for any location on earth.

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Elsewhere

Passeggiata a Santa Marta

Whether or not they have visited, many people have a clear mental image of…

Canaletto and the Moon: Part 3 — La vigilia di Santa Marta

Canaletto and the Moon: Part 2 — Festa del Redentore

Canaletto and the Moon: Part 1- La Vigilia di San Pietro

Bel raggio lusinghier: Ippolito Caffi and the 1842 Solar Eclipse in Venice

What time was it, exactly?

Over the years, time zones have been perhaps the most frequent source of…

This page can’t load Google Maps affordably

Lunar Eclipses in TPE 4.5

What’s new in TPE 4.4 for iOS

Five Useful Numbers for Sun and Moon Photographers