BTVQ-JPCC

The construction of the Teotihuacán "Pyramid of the Sun" / construction event / event timeline

Viewers will work Annex A and B

Ancillary data: The Pyramid as it looks in modern times...

Photo credit: http://en.wikipedia.org

For purposes of Annex A, the Teotihuacán "Pyramid of the Sun" is located at:
19°41'33.05"N, 98°50'37.63"W

Viewers will determine azimuths from the following reference points to the target location.

0035 = Chichinautzin volcanic field, Mexico
19.08°N, 99.13°W
Azimuth to target (front) = 11.99° grid 3.01 M
magnetic declination = 8° 59' East (8.98)

9052 = Volcano Iztaccíhuatl, Mexico
19°10'42.93"N, 98°38'31.58"W
Azimuth to target (front) = 339.73° grid 330.83 M
magnetic declination = 8° 54' East (8.90)

8271 = Volcano Jocotitlán, Mexico
19°44'7.80"N, 99°45'38.55"W
Azimuth to target (front) = 92.70° grid 83.57 M
magnetic declination = 9° 8' East (8.13)

7406 = Volcano La Malinche, Mexico
19°13'38.36"N, 98° 1'50.08"W
Azimuth to target (front) = 301.38° grid 292.62 M
magnetic declination = 8° 46' East (8.76)

Ancillary data can be found here:
http://en.wikipedia.org/wiki/Teotihuacan