Station Name: Diamante 21

4-Character ID: GC01

Country: Mexico

 

Reported By: Feaux and Alvarado

Date: 21 SEP 98

Mark Set By: UNAVCO/UNAM

Date Set: 21 SEP 98

 

Latitude: 16 55’ 37.19065" N

Longitude: 99 48’ 24.39880" W

Height: 26.4 m

Position Source: Trimble 4000 SSE

Magnetic Declination: 7^o East (Magnetic North is East of True North)

Declination Source: Declination as per USGS model IGRF-95, September 1998.

 

Site Topo: Carta Topografica, 1:250000, Acapulco, E14-11

Other Maps: Carta Topografica, 1:50000, Acapulco, E14C57

 

Site Owner: Mexican Government

 

Location: On top of a rock outcrop formed by a road cut at km 21 on the Autopista Diamante.

 

To Reach: From Mexico City: Driving south on autopista de sol, pass the La Venta pay

station. After passing through the pay station, take the

Diamante highway exit. As you enter the first curve (after

approximately 300 meters), look for a road cut in bedrock on

the right (south-west) side of the highway. The point is

located on top of this rock outcrop.

 

From Acapulco: Driving north on autopista de sol (it is called autoista diamante

in this section), go to the km 21 marker. When standing at the

km 21 marker, the point is located approximately 75 meters

away to the north-west on top of a rock outcrop formed by the

road cut.

 

Main Station Mark: Stainless steel pin with center punch, inscription GC01 S, set in rock.

 

Reference Marks: None.

 

Geology: Rock outcrop.

 

Comments: Nearest telephone, gas, and medical services located in the town of Acapulco. 2 wheel

drive vehicle is fine for reaching this site. Bring something to provide shade.

 

Hotels: Nearest lodging in Acapulco.

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