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UK19990809_A ·The 1999 season ·Devon, England

Malborough

9 August 1999·Malborough, Devon·250 ft (76.2 m) across

Plate — one of 1 image on this record · 575×415 px every image →

Reported 9 August 1999 at Malborough, Devon. One archive recorded it, so nothing about it can be cross-checked.

The record

date
9 August 1999 day precision
place
Malborough, Devon, England no other name or place string on any source record · name from the cropcirclecenter.com name
crop
not recorded by any source
size
250 ft (76.2 m) acrossas written: 76 m | 250 ft76 m across100 m
recorded by
cc · cropcirclecenter.com
images
1 · 1 diagram
writing
nothing was written about this formation on any source

Where exactly

20 km
coordinate
50.244203, -3.812708
how it was got
os open names — place, to within 2,000 m, from the cc record
on a map
OpenStreetMap

No source publishes a coordinate for any formation in this archive. Every coordinate here is derived from the place name a source printed, and this page says how precise that makes it rather than rounding it away.

Images

1 image(s) on this formation's own source records. Click a tile for the full image; the bytes are fetched when you ask for them and are not stored in this page.

Diagrams (1)

sitekindcreditbasiscaptionsizefilesource page
cc diagram cropcirclecenter.com / Bertold Zugelder site default 575×415
59.3 KiB image/jpeg
image be6661509c12 https://www.cropcirclecenter.com/date/1999/199908.html

Date

9 August 1999, to day precision. What a source records is the day a formation was found and reported.

reported by
cc: 9 August 1999
weekday
Monday, day 221 of the year, ISO week 32, summer
sun and moon
45.0 days before the September equinox; moon waning crescent (5% lit), 12.0 days after the full moon (computed at 12:00 UTC; a reported date is a discovery date, not a creation date)

Place

What each source printed, and the coordinate derived from it. No source in this archive publishes a coordinate of its own.

coordinate
50.244203, -3.812708 — place, ±2,000 m, by os_open_names, from the cc record
on a map
OpenStreetMap
siteplacecountycountrygrid refwhat3wordsfix
ccDevonEngland 50.244203, -3.812708 place / os_open_names

Crop and size

crop
not recorded (cc: —)
diameter
250 ft (76.2 m)
size as written
76 m | 250 ft

Source records

What each source published, side by side. A row whose values differ across the sources is marked: the archive prints the disagreement rather than choosing a winner.

field cc cropcirclecenter.com
id / slug UK19990809_A
name Malborough
location
county Devon
country England
date reported 1999-08-09
date precision day
crop
size 76 m | 250 ft
diameter (ft) 250
grid reference
what3words
map link
credits cropcirclecenter.com / Bertold Zugelder
source page https://www.cropcirclecenter.com/date/1999/199908.html
link to the entity singleton
decided by none on 2026-09-11
warnings no_formation_page
record cc/52b4a3209d9e2…
raw record view: /formation/cc/52b4a3209d9e264fe60cd805f7d40d3605db4f250050500d016b288c8ae9621a in the preview app

Texts

no text documents in the archive for this formation

Claims about this formation

no claim was extracted from a text about this formation

Geometry

1 diagram file(s) on this page. measured from the diagram itself, and experimental: the extractor's rotational order is right on 88.8 % of a 200-diagram hand-labelled set against a gate of 90 %, so read a number here beside the picture rather than instead of it.

diagramrotational symmetryelementsringsmirrorfill
cc be666150 ≈ 2-fold score 0.993 13 2 0.997 0.241

Experimental, and marked ≈ wherever it appears. These numbers are read off a drawing, not off the field: the extractor's rotational order agrees with a hand-labelled set on 88.8 per cent of 200 diagrams against a gate of 90 per cent, its element count is within one on 97.5 per cent, and its ring count is not calibrated at all. Nothing in the analysis tree is derived from the rotational order while that gate is unmet.

Diagrams that look like these: cc be666150— the nearest by perceptual hash. The whole archive is browsable by shape in the shape section, and this formation's own diagrams go straight into that grid: show them in the grid.

Neighbours

In time

previous
Dease Lake 7 August 1999, Dease Lake
next
Asker 11 August 1999, Asker
previous in UK
Whitstable 6 August 1999
next in UK
Chiseldon 12 August 1999
same day
no other formation is dated this day
within 7 days and 25 km
none, or this formation has no coordinate at place confidence or better

In place

The nearest formations the archive can place.

same county and year
Axmouth 13 July 1999 · Rousden 17 July 1999 · Rousden 25 July 1999 · Newton July 1999

Provenance

entity built at
2026-09-11T19:20:39Z (derived from the link decisions, not from this build)
index run ids
none
reviews applied
none
open queue pairs
none
entity record
index/formations/UK19990809_A.json · row in index/manifest.jsonl
input digests
entity 42686f26a77f · images 8b2d71b90d13 · texts 4f53cda18c2b · geo 8987febe5a5d