Eclipse Sky

Pick an eclipse, then a point on the map: you'll see the sky from there.
Filter by type — combine options; “All” resets
Sources, catalogues and data

Eclipse engine

Official polynomial Besselian elements by Fred Espenak, on JPL DE405 ephemerides.

Ephemerides and sky

Astronomy Engine v2.1.19 (Don Cross, MIT license). Lunar libration for the orientation of Baily's beads.

NASA catalogues

NASA / GSFC Eclipse Web Site: Five Millennium Canon & Catalog of Solar Eclipses, decade tables and the SEcat5 catalogue; JavaScript Solar Eclipse Explorer (JSEX) for local circumstances. Saros–Inex series anchored to NASA values.

Lunar topography — Baily's beads

Lunar limb profile from NASA LRO / LOLA data

Cartography

Maps with Leaflet; © OpenStreetMap contributors; satellite imagery, topographic and street maps © Esri (World Imagery, World Topo Map, World Street Map); topographic maps © OpenTopoMap (CC-BY-SA); vector basemap © OpenFreeMap / OpenMapTiles; coastlines and borders from Natural Earth.

Elevation — real horizon

Real horizon profile (Sun rise, culmination and set relative to the terrain) from Terrain Tiles (Tilezen/Mapzen, AWS Open Data, Terrarium format): SRTM and GMTED2010 data courtesy of the U.S. Geological Survey; global ETOPO1 relief © NOAA.

An outreach project. NASA data and the cited authors' works are used for educational purposes with attribution to the originals; not intended for navigation or precision scientific use. Trademarks, catalogues and data belong to their respective owners.

Tap or click a point to observe from there · drag to pan · wheel/pinch to zoom
🌑 shadow on the ground
◑ Baily's beads study
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