- Station Name: Cerro de Piedra
- 4-Character ID: CPDR
- Country: Mexico
-
- Reported By: Feaux and Alvarado
- Date: 23 SEP 98
- Mark Set By: UNAVCO/UNAM
- Date Set: 23 SEP 98
-
- Latitude: 16.77672 degrees N
- Longitude: 99.62914 degrees W
- Height: 37.2 m
- Position Source: Garmit
- Magnetic Declination: 7o 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, San Marcos,
E14C58
-
- Site Owner: Private land, owner unknown. Permission
obtained from the local sheriff, who knows
- where the site is located.
-
- Location: On a hill, above the town of Cerro de Piedra.
-
- To Reach: 0.00 ---- From Acapulco, drive south-east
on hwy 200 towards San Marcos to the
- km 27 marker.
-
- 0.70 0.70 In the town of Cerro de Piedra, turn left (north)
at a dirt road between a
- kindergarten and the sheriffs (mayors) building.
-
- 0.75 0.05 Park where the road ends at the sheriffs
building (orange building).
-
- On foot, go north for about 75 meters, passing though the
front yard of
- one of several houses in the area. You will pass a fence
on the north side
- of these houses (back yard) where a faint trail will be found.
Head
- north-east on this path for about 30 meters and then north
for about 20
- meters, where the main mark will be found, set in a granite
outcrop.
- There are two reference marks, also set in bedrock, within
25 meters of
- the main mark.
-
- Main Station Mark: Stainless steel pin with center
punch, inscription CPDR S, set in bedrock.
-
- Reference Mark #1: Stainless steel pin with center
punch, inscription CPDR RM1, set in bedrock.
- Reference mark #1is located approximately 19 meters from
the main mark at
- 60 degrees azimuth.
-
- Reference Mark #2: Stainlesss steel pin with center
punch, inscription CPDR RM2, set in bedrock.
- Reference mark #2 is located aproximately 10 meters from
the main mark at
- 280 degrees azimuth.
-
- Geology: Granitic outcrop.
-
- Comments: Telephone and access to a/c power can be
found in the town of Cerro de Piedra. The
- closest place for medical service and gasoline will be in
Acapulco.
-
- Hotels: Nearest lodging in Acapulco.
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