VCR/LTER GPS Network Version 2.01, 10 September 1994 The Virginia Coast Reserve Long-term Ecological Research project, in association with the Virginia Marine Resources Commission, conducted an intensive GPS survey during February 1992. A second GPS survey was conducted in August 1994 to add supplemental GPS monuments. All data were processed by the VCR/LTER. Several caveats must be applied to use of this survey network: 1. These are preliminary results and are subject to change as the network is revised. 2. This network is designed for research purposes only, the data are not suitable for legal uses of survey data. 3. The network includes several US Government benchmarks, but except for the VCR1 monument recently resurveyed and "fixed" by the National Geodetic Survey (see below), the coordinates for those benchmarks have not been adjusted to agree with blue-book values for those benchmarks. 4. Elevations are based on mean sea-level for a single point (VCR1). No geoid corrections have been applied to any other point. Data Processing 1. Data were processed using TRIMVEC+ software. 2. Baselines were computed using widelane fixed solutions whenever possible. If a quality ratio <3 could not be obtained, a float solution was used instead. 3. A network made up of only the highest quality baselines (fixed) solutions was created and fixed based on the geographical coordinates and elevation of the VCR1 monument. 4. A network comprised of all points was compiled. As before, the coordinates for VCR1 (VCR LTER 1) were fixed in 3 dimensions. The stations BROWNSVILLE, FARL and SHUG were fixed to their horizontal coordinates in the high-quality-only network. Network adjustments were then performed on all other points. NGS location of VCR1 (VCR LTER 1) monument 5/3/94 - National Geodetic Survey fixes the VCR1 monument at 37-deg, 17-min, 42.15663-seconds North Latitude and 75-deg, 55-min, 59.49256-sec. West Longitude, with an ellipsoidal height of -28.261 m. Geoid height is modeled to be 8.7 m. Horizontal datum is NAD 83 and vertical datum is NAVD 88 (for NGVD 29, add 0.2 m). Any questions regarding the data processing should be directed to John Porter (Internet: JHP7E@VIRGINIA.EDU) at the University of Virginia Department of Environmental Sciences. COORDINATE ADJUSTMENT SUMMARY NETWORK = VCRLTER TIME = Fri Sep 09 17:54:56 1994 Datum = WGS-84 Coordinate System = Geographic Zone = Global Network Adjustment Constraints: 4 fixed coordinates in y 4 fixed coordinates in x 1 fixed coordinates in h POINT NAME OLD COORDS ADJUST NEW COORDS 1.00å 1 LAT= 37ø 17' 37.620604" +0.000000" 37ø 17' 37.620604" 0.005439m AARN LON= 75ø 55' 30.521880" -0.000000" 75ø 55' 30.521880" 0.004985m HEIGHT= 8.4168m +0.0000m 8.4168m 0.007918m 2 LAT= 37ø 27' 02.146711" +0.000000" 37ø 27' 02.146711" 0.020662m ANOP LON= 75ø 40' 08.217314" -0.000000" 75ø 40' 08.217314" 0.029127m HEIGHT= 1.4685m +0.0000m 1.4685m 0.049500m 3 LAT= 37ø 27' 48.964031" +0.000000" 37ø 27' 48.964031" 0.006306m BLUM LON= 75ø 42' 08.191006" +0.000000" 75ø 42' 08.191006" 0.007085m HEIGHT= 0.6187m +0.0000m 0.6187m 0.066350m 4 LAT= 37ø 26' 34.355635" +0.000000" 37ø 26' 34.355635" 0.020735m BRIN LON= 75ø 39' 53.968119" +0.000000" 75ø 39' 53.968119" 0.023746m HEIGHT= 3.3500m +0.0000m 3.3500m 0.047382m 5 LAT= 37ø 23' 11.755057" +0.000000" 37ø 23' 11.755057" 0.007345m BRNT LON= 75ø 46' 57.246748" -0.000000" 75ø 46' 57.246748" 0.007782m HEIGHT= 0.6447m +0.0000m 0.6447m 0.033162m 6 LAT= 37ø 23' 33.261957" +0.000000" 37ø 23' 33.261957" 0.006479m BROD LON= 75ø 42' 32.153720" +0.000000" 75ø 42' 32.153720" 0.005412m HEIGHT= 0.8302m +0.0000m 0.8302m 0.032856m 7 LAT= 37ø 27' 38.485028" +0.000000" 37ø 27' 38.485028" 0.000000m BROWNSVILLON= 75ø 50' 04.961264" +0.000000" 75ø 50' 04.961264" 0.000000m HEIGHT= 1.2244m +0.0000m 1.2244m 0.035821m 8 LAT= 37ø 18' 01.623476" +0.000000" 37ø 18' 01.623476" 0.011220m CARL LON= 75ø 52' 12.751000" +0.000000" 75ø 52' 12.751000" 0.013913m HEIGHT= 0.6122m -0.0000m 0.6122m 0.020960m 9 LAT= 37ø 28' 11.420920" +0.000000" 37ø 28' 11.420920" 0.005758m CHIM LON= 75ø 41' 35.484496" -0.000000" 75ø 41' 35.484496" 0.005337m HEIGHT= 0.4739m +0.0000m 0.4739m 0.065854m 10 LAT= 37ø 27' 01.362981" +0.000000" 37ø 27' 01.362981" 0.019942m CHRI LON= 75ø 39' 41.624293" +0.000000" 75ø 39' 41.624293" 0.023105m HEIGHT= 3.1190m +0.0000m 3.1190m 0.045649m 11 LAT= 37ø 09' 32.043844" +0.000000" 37ø 09' 32.043844" 0.018400m CUSH LON= 75ø 54' 34.234292" +0.000000" 75ø 54' 34.234292" 0.015432m HEIGHT= 0.3734m -0.0000m 0.3734m 0.029254m 12 LAT= 37ø 26' 40.688872" +0.000000" 37ø 26' 40.688872" 0.017020m DUES LON= 75ø 40' 28.770182" -0.000000" 75ø 40' 28.770182" 0.019777m HEIGHT= 1.2327m +0.0000m 1.2327m 0.041955m 13 LAT= 37ø 21' 13.259949" -0.000000" 37ø 21' 13.259949" 0.148937m EASTVILLELON= 75ø 56' 50.019248" -0.000000" 75ø 56' 50.019248" 0.572799m HEIGHT= 6.7003m +0.0000m 6.7003m 0.197184m 14 LAT= 37ø 27' 10.459529" +0.000000" 37ø 27' 10.459529" 0.000000m FARL LON= 75ø 40' 29.359990" +0.000000" 75ø 40' 29.359990" 0.000000m HEIGHT= 0.8351m +0.0000m 0.8351m 0.065404m 15 LAT= 37ø 26' 49.944488" +0.000000" 37ø 26' 49.944488" 0.020433m FDAY LON= 75ø 39' 47.781191" -0.000000" 75ø 39' 47.781191" 0.024598m HEIGHT= 1.9987m +0.0000m 1.9987m 0.046838m 16 LAT= 37ø 12' 49.507352" -0.000000" 37ø 12' 49.507352" 0.019929m GOOD LON= 75ø 49' 14.794695" -0.000000" 75ø 49' 14.794695" 0.021497m HEIGHT= 0.1609m -0.0000m 0.1609m 0.037591m 17 LAT= 37ø 23' 04.312947" -0.000000" 37ø 23' 04.312947" 0.009627m GULL LON= 75ø 47' 38.870529" +0.000000" 75ø 47' 38.870529" 0.012107m HEIGHT= 0.6745m +0.0000m 0.6745m 0.030074m 18 LAT= 37ø 29' 22.669318" +0.000000" 37ø 29' 22.669318" 0.009001m HAKT LON= 75ø 39' 34.037831" +0.000000" 75ø 39' 34.037831" 0.008384m HEIGHT= 1.0187m -0.0000m 1.0187m 0.066612m 19 LAT= 37ø 26' 17.972344" -0.000000" 37ø 26' 17.972344" 0.020747m HANK LON= 75ø 57' 48.246233" +0.000000" 75ø 57' 48.246233" 0.017328m HEIGHT= 4.2092m +0.0000m 4.2092m 0.026106m HAYD HEIGHT= 1.0306m 20 LAT= 37ø 08' 16.318742" +0.000000" 37ø 08' 16.318742" 0.022151m KIPT LON= 75ø 57' 56.496770" +0.000000" 75ø 57' 56.496770" 0.018939m HEIGHT= 5.4461m -0.0000m 5.4461m 0.032084m 21 LAT= 37ø 09' 51.157430" +0.000000" 37ø 09' 51.157430" 0.022296m KOCH LON= 75ø 50' 49.953946" +0.000000" 75ø 50' 49.953946" 0.021733m HEIGHT= 0.3299m -0.0000m 0.3299m 0.037465m 22 LAT= 37ø 24' 26.111140" +0.000000" 37ø 24' 26.111140" 0.015767m LAGE LON= 75ø 41' 43.972366" -0.000000" 75ø 41' 43.972366" 0.017554m HEIGHT= 2.6245m +0.0000m 2.6245m 0.036255m 23 LAT= 37ø 10' 52.956686" -0.000000" 37ø 10' 52.956686" 0.021620m LIIN LON= 75ø 49' 43.815671" -0.000000" 75ø 49' 43.815671" 0.021962m HEIGHT= 1.6580m -0.0000m 1.6580m 0.037709m LAT= 37x 17' 35.351000" LIND LON= 75x 55' 31.629000" HEIGHT= 8.6900m 24 LAT= 37ø 28' 48.108825" +0.000000" 37ø 28' 48.108825" 0.009205m MILL LON= 75ø 40' 09.320367" +0.000000" 75ø 40' 09.320367" 0.010664m HEIGHT= 0.9873m +0.0000m 0.9873m 0.067436m 25 LAT= 37ø 24' 52.366803" +0.000000" 37ø 24' 52.366803" 0.008443m MLK1 LON= 75ø 51' 42.306350" +0.000000" 75ø 51' 42.306350" 0.006966m HEIGHT= 1.2242m +0.0000m 1.2242m 0.037173m 26 LAT= 37ø 24' 56.031754" +0.000000" 37ø 24' 56.031754" 0.007719m MLK2 LON= 75ø 51' 37.935769" +0.000000" 75ø 51' 37.935769" 0.006512m HEIGHT= 1.1968m +0.0000m 1.1968m 0.036953m 27 LAT= 37ø 14' 53.855480" +0.000000" 37ø 14' 53.855480" 0.009801m MOCK LON= 75ø 53' 21.164019" +0.000000" 75ø 53' 21.164019" 0.010217m HEIGHT= 0.3441m -0.0000m 0.3441m 0.018911m 28 LAT= 37ø 17' 21.285014" +0.000000" 37ø 17' 21.285014" 0.005631m MPIT LON= 75ø 55' 39.868980" -0.000000" 75ø 55' 39.868980" 0.004870m HEIGHT= 2.6341m -0.0000m 2.6341m 0.007457m 29 LAT= 37ø 28' 49.000914" +0.000000" 37ø 28' 49.000914" 0.047309m NASS LON= 75ø 51' 20.575495" +0.000000" 75ø 51' 20.575495" 0.089199m HEIGHT= 10.7891m -0.0000m 10.7891m 0.078773m 30 LAT= 38ø 00' 03.683118" +0.000000" 38ø 00' 03.683118" 0.129371m NELS LON= 75ø 32' 25.198577" -0.000000" 75ø 32' 25.198577" 0.410510m HEIGHT= 10.2411m -0.0000m 10.2411m 0.160598m 31 LAT= 37ø 27' 35.534626" -0.000000" 37ø 27' 35.534626" 0.009566m ODUM LON= 75ø 49' 55.839239" +0.000000" 75ø 49' 55.839239" 0.008879m HEIGHT= 1.2038m +0.0000m 1.2038m 0.040863m 32 LAT= 37ø 17' 20.295749" +0.000000" 37ø 17' 20.295749" 0.005524m OERT LON= 75ø 55' 24.763992" +0.000000" 75ø 55' 24.763992" 0.005710m HEIGHT= 2.2008m -0.0000m 2.2008m 0.008925m 33 LAT= 37ø 22' 26.507173" -0.000000" 37ø 22' 26.507173" 0.006586m OSGD LON= 75ø 43' 18.449839" +0.000000" 75ø 43' 18.449839" 0.005999m HEIGHT= 0.5708m +0.0000m 0.5708m 0.033712m 34 LAT= 37ø 21' 34.103535" -0.000000" 37ø 21' 34.103535" 0.007116m PATR LON= 75ø 43' 46.351512" +0.000000" 75ø 43' 46.351512" 0.009173m HEIGHT= 2.1761m +0.0000m 2.1761m 0.030219m 35 LAT= 37ø 51' 56.243982" +0.000000" 37ø 51' 56.243982" 0.081653m PETER 2 LON= 75ø 22' 05.743963" -0.000000" 75ø 22' 05.743963" 0.163261m HEIGHT= 1.2217m +0.0000m 1.2217m 0.103802m 36 LAT= 37ø 27' 13.333404" -0.000000" 37ø 27' 13.333404" 0.010160m PHIL LON= 75ø 50' 01.745792" +0.000000" 75ø 50' 01.745792" 0.009317m HEIGHT= 1.5905m +0.0000m 1.5905m 0.041701m 37 LAT= 37ø 30' 31.090525" +0.000000" 37ø 30' 31.090525" 0.007892m PIMP LON= 75ø 38' 57.813751" -0.000000" 75ø 38' 57.813751" 0.006835m HEIGHT= 2.2056m -0.0000m 2.2056m 0.066022m 38 LAT= 37ø 30' 11.529716" +0.000000" 37ø 30' 11.529716" 0.010107m RCK3 LON= 75ø 39' 04.996925" +0.000000" 75ø 39' 04.996925" 0.009089m HEIGHT= 1.7380m -0.0000m 1.7380m 0.067004m 39 LAT= 37ø 29' 32.196843" +0.000000" 37ø 29' 32.196843" 0.007485m REVE LON= 75ø 39' 46.913967" +0.000000" 75ø 39' 46.913967" 0.006890m HEIGHT= 1.6460m -0.0000m 1.6460m 0.066292m 40 LAT= 37ø 33' 14.852873" +0.000000" 37ø 33' 14.852873" 0.228460m RICH LON= 75ø 37' 15.464248" +0.000000" 75ø 37' 15.464248" 0.128262m HEIGHT= 2.1931m +0.0000m 2.1931m 0.911537m 41 LAT= 37ø 23' 03.794459" +0.000000" 37ø 23' 03.794459" 0.008027m ROGE LON= 75ø 43' 21.598073" +0.000000" 75ø 43' 21.598073" 0.010239m HEIGHT= 1.0284m +0.0000m 1.0284m 0.033157m 42 LAT= 37ø 18' 08.881104" +0.000000" 37ø 18' 08.881104" 0.014675m SCOB LON= 75ø 46' 36.089249" +0.000000" 75ø 46' 36.089249" 0.018557m HEIGHT= 0.1303m +0.0000m 0.1303m 0.032458m 43 LAT= 37ø 33' 16.657457" -0.000000" 37ø 33' 16.657457" 0.127377m SHAO LON= 75ø 37' 16.870338" -0.000000" 75ø 37' 16.870338" 0.168153m HEIGHT= 7.4502m +0.0000m 7.4502m 0.164814m 44 LAT= 37ø 22' 27.702976" +0.000000" 37ø 22' 27.702976" 0.000000m SHUG LON= 75ø 43' 05.021477" +0.000000" 75ø 43' 05.021477" 0.000000m HEIGHT= 2.2317m +0.0000m 2.2317m 0.031561m 45 LAT= 37ø 07' 27.429146" +0.000000" 37ø 07' 27.429146" 0.051790m SMIT LON= 75ø 54' 29.285358" +0.000000" 75ø 54' 29.285358" 0.086988m HEIGHT= 1.3554m -0.0000m 1.3554m 0.079890m 46 LAT= 37ø 27' 04.951096" -0.000000" 37ø 27' 04.951096" 0.004673m SPIT LON= 75ø 40' 20.183242" +0.000000" 75ø 40' 20.183242" 0.004556m HEIGHT= 0.8663m +0.0000m 0.8663m 0.065644m TRUI HEIGHT= 1.1487 47 LAT= 37ø 07' 42.426329" +0.000000" 37ø 07' 42.426329" 0.024276m T13C LON= 75ø 56' 59.887315" +0.000000" 75ø 56' 59.887315" 0.022076m HEIGHT= 0.4139m -0.0000m 0.4139m 0.036955m 48 LAT= 37ø 12' 19.639795" +0.000000" 37ø 12' 19.639795" 0.013323m T42D LON= 75ø 55' 11.411955" +0.000000" 75ø 55' 11.411955" 0.011901m HEIGHT= 0.2616m -0.0000m 0.2616m 0.024203m 49 LAT= 37ø 17' 42.156630" +0.000000" 37ø 17' 42.156630" 0.000000m VCR LTER LON= 75ø 55' 59.492560" +0.000000" 75ø 55' 59.492560" 0.000000m HEIGHT= 8.7000m +0.0000m 8.7000m 0.000000m 50 LAT= 37ø 36' 29.330773" +0.000000" 37ø 36' 29.330773" 0.040116m WACH LON= 75ø 41' 10.851276" -0.000000" 75ø 41' 10.851276" 0.042483m HEIGHT= 1.1594m +0.0000m 1.1594m 0.038625m 51 LAT= 37ø 23' 10.030935" +0.000000" 37ø 23' 10.030935" 0.006077m WAL1 LON= 75ø 42' 47.318069" +0.000000" 75ø 42' 47.318069" 0.005272m HEIGHT= 0.5605m +0.0000m 0.5605m 0.032588m 52 LAT= 37ø 23' 06.542677" -0.000000" 37ø 23' 06.542677" 0.005414m WAL2 LON= 75ø 42' 50.576078" +0.000000" 75ø 42' 50.576078" 0.004888m HEIGHT= 0.5711m +0.0000m 0.5711m 0.032457m 53 LAT= 37ø 26' 36.818697" +0.000000" 37ø 26' 36.818697" 0.016091m WCV5 LON= 75ø 48' 36.197338" -0.000000" 75ø 48' 36.197338" 0.018664m HEIGHT= 1.4294m +0.0000m 1.4294m 0.037324m 54 LAT= 37ø 17' 04.252875" +0.000000" 37ø 17' 04.252875" 0.021063m WRCK LON= 75ø 47' 48.373324" +0.000000" 75ø 47' 48.373324" 0.025198m HEIGHT= 0.9540m -0.0000m 0.9540m 0.033496m 55 LAT= 37ø 26' 31.459360" +0.000000" 37ø 26' 31.459360" 0.010872m ZIEM LON= 75ø 41' 21.387039" +0.000000" 75ø 41' 21.387039" 0.011462m HEIGHT= 0.4007m +0.0000m 0.4007m 0.068621m