ROUTE EVIDENCE NOTES
Yenra | October 11, 2026
Guide: https://yenra.com/first-summer-crossing-of-arctic-ocean/
Purpose: separate an expedition's intended route from documented outcomes.
Open in a text editor and save your own copy. Use one entry per source.
Source title, author and URL:
Publication date:
Date of the event described:
Start and intended endpoint:
Actual endpoint documented by this source:
Travel method and support description, as stated:
Status: plan / attempt / reported milestone / completed journey
Position and its observation time, if given:
Distance and units:
Distance definition: cumulative travel / displacement / distance remaining
Record wording and the person or organization making the claim:
What a later source confirms or changes:
Unresolved question:
Checks: do not join separate years into a single route. An arrival at the
North Pole and completion of an ocean crossing require different evidence.
Keep event dates separate from later website publication dates.
Fictional one-dimensional example: 12 km north relative to a floe plus
5 km southward floe motion gives 7 km net northward geographic progress.
This worksheet supports historical reading, not expedition navigation.