X rotation angle
Y rotation angle
Z rotation angle
Reference planes
Julian date JD UTC
Date & time UTC
Date & time at Giza
Sidereal day length
True anomaly
Axial tilt
Ecliptic-Sun equator
Ecliptic-Invariable plane
Longitude of ascending node
Argument of periapsis
Layer Manager


Bibliography references

1. Gantenbrink, R. 1999

2. Petrie, W. M. Flinders. The Pyramids and Temples of Gizeh. 1st ed. London: Field and Tuer; New York: Scribner & Welford, 1883.

3. Smyth, P. Life and Work at the Great Pyramid, vol. 2, Edinburgh: Edmonston and Douglas, 1867

Local files

Summary of gallery end wall surveying
The principal maths theorem of the upper shaft exit points
Journal article covering the surveying errors ( Updated 02-09-2019 )
Petrie's doubts about the plug block surveying ( Updated 04-10-2019 )
How to transform from local Egyptian to GPS map coordinates
Petrie's station marks, Google Earth file format
Petrie's survey PDF file
Smyth's survey PDF file
Upuaut project CAD drawing .dxf file
Maragioglio and Rinaldi's survey PDF file

Internet links - the Upuaut project robotics survey - on-line version of Petrie's surveying - 3D tour inside the Great Pyramid
The Djedi Project wikipedia entry
WGS84 geodetic system
Srinivasa Ramanujan
The New Scientist lower southern shaft article
The cubit wikipedia entry
British museum EA67818, stone ball
British museum EA67819, hook
Last edited: 2nd September 2019