MRON Site Information Form International GNSS Service See Instructions at: ftp://igscb.jpl.nasa.gov/pub/station/general/sitelog_instr.txt 0. Form Prepared by (full name) : Raphaël MELIOR Date Prepared : 2025-09-01 Report Type : UPDATE If Update: Previous Site Log : mron_20220208.log Modified/Added Sections : 3.8 1. Site Identification of the GNSS Monument Site Name : Gros Morond Four Character ID : MRON Monument Inscription : NONE IERS DOMES Number : 19666M001 CDP Number : Monument Description : PILLAR Height of the Monument : 2.40 (m) Monument Foundation : STEEL RODS Foundation Depth : 0.5 m Marker Description : Top of the cylindric interface of the forced centring device Date Installed : 2013-09-19T00:00Z Geologic Characteristic : BEDROCK Bedrock Type : SEDIMENTARY Bedrock Condition : FRESH Fracture Spacing : 0 cm Fault zones nearby : NO Distance/activity : (multiple lines) Additional Information : (multiple lines) 2. Site Location Information City or Town : Longevilles-Mont-d'Or State or Province : Doubs (25) Country : France Tectonic Plate : EURASIAN Approximate Position (ITRF) X coordinate (m) : 4352245.957 Y coordinate (m) : 484521.618 Z coordinate (m) : 4623551.652 Latitude (N is +) : +464450.04516 Longitude (E is +) : +0062108.63586 Elevation (m,ellips.) : 1367.422 Additional Information : Coordinates previously given was : Additional Information : X = 4352245.6806m, Y = 484521.8642m, Z = 4623551.8757 Additional Information : lat = +464450.00, lon = +0062108.00, elev = 1367.4 Additional Information : The new position was updated according to new RGF93 but it is the same physical point. 3. GNSS Receiver Information 3.1 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5245K53169 Firmware Version : 4.81 Elevation Cutoff Setting : 0 Date Installed : 2013-10-01T00:00Z Date Removed : 2014-04-01T14:33Z Temperature Stabiliz. : none Additional Information : (multiple lines) 3.2 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5245K53169 Firmware Version : 4.85 Elevation Cutoff Setting : 0 Date Installed : 2014-04-01T14:33Z Date Removed : 2015-11-05T12:08Z Temperature Stabiliz. : none Additional Information : Serial Number corrected 2019-03-05. 3.3 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO Serial Number : 5245K53169 Firmware Version : 4.85 Elevation Cutoff Setting : 0 Date Installed : 2015-11-05T12:08Z Date Removed : 2015-11-09T12:14Z Temperature Stabiliz. : none Additional Information : Add "Galileo" and "L5" options but Galileo not tracked yet. Serial Number corrected 2019-03-05. 3.4 Receiver Type : TRIMBLE NETR9 Satellite System : GPS+GLO+GAL+SBAS Serial Number : 5245K53169 Firmware Version : 4.85 Elevation Cutoff Setting : 0 Date Installed : 2015-11-09T12:14Z Date Removed : 2020-03-07T16:00Z Temperature Stabiliz. : none Additional Information : Serial Number corrected 2019-03-05. Date Removed = date of failure 3.5 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL+SBAS Serial Number : 5945R40061 Firmware Version : 6.08 Elevation Cutoff Setting : 0 Date Installed : 2020-10-14T14:35Z Date Removed : 2021-06-15T07:50Z Temperature Stabiliz. : none Additional Information : 3.6 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL+SBAS Serial Number : 5945R40061 Firmware Version : 6.10 Elevation Cutoff Setting : 0 Date Installed : 2021-06-15T07:50Z Date Removed : 2022-02-08T08:43Z Temperature Stabiliz. : none Additional Information : Reference coordinates was updated according to new RGF93. 3.7 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL+SBAS Serial Number : 5945R40061 Firmware Version : 6.10 Elevation Cutoff Setting : 0 Date Installed : 2022-02-08T08:43Z Date Removed : 2025-09-01T14:13Z Temperature Stabiliz. : none Additional Information : Option Trimble Everest was disabled. 3.8 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL+SBAS Serial Number : 5945R40061 Firmware Version : 6.10 Elevation Cutoff Setting : 0 Date Installed : 2025-09-01T14:13Z Date Removed : 2025-09-09T08:38Z Temperature Stabiliz. : none Additional Information : Option fror Tracking GPS L2E was on "L2C or : L2E", now set to "L2C and L2E". 3.9 Receiver Type : TRIMBLE ALLOY Satellite System : GPS+GLO+GAL+BDS+SBAS Serial Number : 5945R40061 Firmware Version : 6.10 Elevation Cutoff Setting : 0 Date Installed : 2025-09-09T08:38Z Date Removed : CCYY-MM-DDThh:mmZ Temperature Stabiliz. : none Additional Information : Option BeiDou Navigation Satellite System (BDS) : was enabled 3.x Receiver Type : (A20, from rcvr_ant.tab; see instructions) Satellite System : (GPS+GLO+GAL+CMP+QZSS+SBAS) Serial Number : (A5) Firmware Version : (A11) Elevation Cutoff Setting : (deg) Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Temperature Stabiliz. : (none or tolerance in degrees C) Additional Information : (multiple lines) 4. GNSS Antenna Information 4.1 Antenna Type : TRM57971.00 NONE Serial Number : 5000114707 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 000.000 Marker->ARP North Ecc(m) : 000.000 Marker->ARP East Ecc(m) : 000.000 Alignment from True N : 0 Antenna Radome Type : NONE Radome Serial Number : Antenna Cable Type : Trimble Coaxial Cable Antenna Cable Length : 25 Date Installed : 2013-10-03T10:00Z Date Removed : 2013-10-17T10:00Z Additional Information : (multiple lines) 4.2 Antenna Type : TRM57971.00 TZGD Serial Number : 5000114707 Antenna Reference Point : BAM Marker->ARP Up Ecc. (m) : 000.000 Marker->ARP North Ecc(m) : 000.000 Marker->ARP East Ecc(m) : 000.000 Alignment from True N : 0 Antenna Radome Type : TZGD Radome Serial Number : Antenna Cable Type : Trimble Coaxial Cable Antenna Cable Length : 25 Date Installed : 2013-10-17T10:00Z Date Removed : CCYY-MM-DDThh:mmZ Additional Information : (multiple lines) 4.x Antenna Type : (A20 from rcvr_ant.tab; see instructions) Serial Number : (A*, but note the first A5 is used in SINEX) Antenna Reference Point : (BPA/BCR/XXX from "antenna.gra"; see instr.) Marker->ARP Up Ecc. (m) : (F8.4) Marker->ARP North Ecc(m) : (F8.4) Marker->ARP East Ecc(m) : (F8.4) Alignment from True N : (deg; + is clockwise/east) Antenna Radome Type : (A4 from rcvr_ant.tab; see instructions) Radome Serial Number : Antenna Cable Type : (vendor & type number) Antenna Cable Length : (m) Date Installed : (CCYY-MM-DDThh:mmZ) Date Removed : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 5. Surveyed Local Ties 5.x Tied Marker Name : Tied Marker Usage : (SLR/VLBI/LOCAL CONTROL/FOOTPRINT/etc) Tied Marker CDP Number : (A4) Tied Marker DOMES Number : (A9) Differential Components from GNSS Marker to the tied monument (ITRS) dx (m) : (m) dy (m) : (m) dz (m) : (m) Accuracy (mm) : (mm) Survey method : (GPS CAMPAIGN/TRILATERATION/TRIANGULATION/etc) Date Measured : (CCYY-MM-DDThh:mmZ) Additional Information : (multiple lines) 6. Frequency Standard 6.1 Standard Type : INTERNAL Input Frequency : (if external) Effective Dates : 2013-10-01/CCYY-MM-DD Notes : (multiple lines) 6.x Standard Type : (INTERNAL or EXTERNAL H-MASER/CESIUM/etc) Input Frequency : (if external) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 7. Collocation Information 7.x Instrumentation Type : (GPS/GLONASS/DORIS/PRARE/SLR/VLBI/TIME/etc) Status : (PERMANENT/MOBILE) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8. Meteorological Instrumentation 8.1.x Humidity Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy (% rel h) : (% rel h) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.2.x Pressure Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (hPa) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.3.x Temp. Sensor Model : Manufacturer : Serial Number : Data Sampling Interval : (sec) Accuracy : (deg C) Aspiration : (UNASPIRATED/NATURAL/FAN/etc) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.4.x Water Vapor Radiometer : Manufacturer : Serial Number : Distance to Antenna : (m) Height Diff to Ant : (m) Calibration date : (CCYY-MM-DD) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Notes : (multiple lines) 8.5.x Other Instrumentation : (multiple lines) 9. Local Ongoing Conditions Possibly Affecting Computed Position 9.1.x Radio Interferences : (TV/CELL PHONE ANTENNA/RADAR/etc) Observed Degradations : (SN RATIO/DATA GAPS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.2.x Multipath Sources : (METAL ROOF/DOME/VLBI ANTENNA/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 9.3.x Signal Obstructions : (TREES/BUILDLINGS/etc) Effective Dates : (CCYY-MM-DD/CCYY-MM-DD) Additional Information : (multiple lines) 10. Local Episodic Effects Possibly Affecting Data Quality 10.x Date : (CCYY-MM-DD/CCYY-MM-DD) Event : (TREE CLEARING/CONSTRUCTION/etc) 11. On-Site, Point of Contact Agency Information Agency : Observatoire de Besançon Preferred Abbreviation : OSU THETA Mailing Address : 41B Avenue de l Observatoire : 25000 Besancon - FRANCE Primary Contact Contact Name : Mr. Chrisitian Sue Telephone (primary) : +33 3 81 66 61 23 Telephone (secondary) : Fax : E-mail : csue@univ-fcomte.fr Secondary Contact Contact Name : Mr. Pierre Sakic Telephone (primary) : Telephone (secondary) : Fax : E-mail : pierre.sakic@gfz-potsdam.de Additional Information : (multiple lines) 12. Responsible Agency (if different from 11.) Agency : (multiple lines) Preferred Abbreviation : (A10) Mailing Address : (multiple lines) Primary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Secondary Contact Contact Name : Telephone (primary) : Telephone (secondary) : Fax : E-mail : Additional Information : (multiple lines) 13. More Information Primary Data Center : RENAG Secondary Data Center : OSU-THETA URL for More Information : http://webrenag.unice.fr/ Hardcopy on File Site Map : (Y or URL) Site Diagram : (Y or URL) Horizon Mask : (Y or URL) Monument Description : (Y or URL) Site Pictures : (Y or URL) Additional Information : (multiple lines) Antenna Graphics with Dimensions ========= *ANTENNA #0# *ALUMINIUM CYLINDRIC INTERFACE, h = 50mm ––––––––––– *ALUMINIUM PLATE, e = 10mm | | *INOX THREADED RODS, h~2cm +-----------+ h from top of pillar to |...........| the bottom of the plate |...........| |...........| REF POINT : Top of the Cylindric Interface |...........| h total = ~ 2.48m |...........| |...........| *CONCRETE PILIAR, h~220m |...........| h from the basis to the |...........| top of the pilar |...........| |...........| +--+-----------+--+ | | *CONCRETE BASIS h~20cm TRM57971.00 / --------------------------------------------- \ + + \ --------------------------------------------- / \ / \ / \-----+-----/ <-- 0.0000 BAM=ARP <-- 0.3396 --> Notches