Details for Benchmark: LC1740
N 40° 06.910 W 088° 11.916 (NAD 83)
Coordinates may not be exact. Altitude is UNKNOWN and location is ADJUSTED. (more info)
- In CHAMPAIGN county, IL View Original Datasheet
- CHAMPAIGN CCC AND ST L RR STK
- Marker Type:
- setting not listed - see description
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Documented History (by the NGS)
|01/01/1934 by CGS (FIRST OBSERVED)
|NO DESCRIPTIVE TEXT AVAILABLE.
- The horizontal coordinates were established by classical geodetic methods and adjusted by the National Geodetic Survey in October 1999.
- The Laplace correction was computed from DEFLEC99 derived deflections.
- The geoid height was determined by GEOID99.