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parity: checking ΔT source

Never look at the Sun without filters certified for solar viewing. A partial eclipse is exactly as dangerous as the ordinary Sun — and cameras, binoculars and telescopes are the greater danger, not the lesser. What that means

Observing site

Result

of the Sun’s area, at maximum

Contacts

EventUTAlt

ΔT — an open question

The sky at your site

As seen by eye, zenith up. Sun & its track Moon & its track Tracks run well beyond C1 and C4, and are cut at the horizon.

Obscuration through the event

Area covered Sun’s altitude

The shadow on the globe

Edge of the partial eclipse Umbral track Umbra is ~3 px at this scale; the ring is a marker, not the shadow.

Path of totality

Central line Path limits Your site Plate carrée. The track runs Arctic Siberia → 87.7°N → northern Spain, and the near-polar part is hugely stretched sideways by this projection — it is not as wide as it looks.

What this tool will not tell you