{"id":98,"name":"Neleger","description":"<p><strong>SAMPLING DESIGN AND METHOD: </strong></p>\n\n\n\n<p>50x50 grid consists of a square array of thaw tubes separated by 10 m, yielding 36 of sampling nodes on each grid. Additional temperature/moisture installations include 10 thermistors MMT-1 (0.2, 0.4, 0.6, 0.8, 1.0, 1.2, 1.6, 2.0, 2.4, 5.0 m); 2 data logger TR-52 (0.0, 1.6 m); 1 data logger TR-51A (0.0 m).</p>\n\n","site_id":50,"site_name":"Yakutsk","country_name":"Russia","active":true,"has_data":true,"date_start":"2008-09-18T00:00:00","date_end":"2025-09-17T00:00:00","datasets_count":1,"timezone":"+10:00","created":"2024-08-26T10:02:45.926886","modified":"2026-06-25T12:58:04.782667","accessibility":{"type":null,"distance_from_road":null},"disturbance":{"disturbance":{"type":null,"distance":null},"disturbance_other":{"type":null,"distance":null}},"location":{"elevation":220.32893372,"latitude":62.316255,"longitude":129.499661},"contacts":[{"orcid":null,"first_name":"Pavel","last_name":"Konstantinov","role":"","position":"M.S. (Geography), Yakutsk State University, 1981\n\nPh.D. (Geography), Permafrost Institute, 1993","address":{"address":"","zip":"","city":"","country":"Russia","phone":"(4112) 390-865","url":"","email":"Konstantinov@mpi.ysn.ru"}},{"orcid":"https://orcid.org/0000-0001-7370-9000","first_name":"Sergey","last_name":"Serikov","role":"","position":"","address":{"address":"","zip":"","city":"","country":"Russia","phone":"","url":"","email":"grampus@mpi.ysn.ru"}}],"generic_citation":"Pavel Konstantinov, Sergey Serikov: Active Layer Thickness (ALT) at \"Neleger\" (Russia). CALM Code: R43, GTN-P PID: alt/98.","citations":[],"related_publications":[],"pictures":[{"id":104,"filename":"52e65cfe-7b90-459b-807f-17a9d41efdc6.jpeg","name":"R43 Neleger","description":"","created":"2024-09-09T11:01:03.821209","modified":"2014-01-27T13:19:58"}],"environmental_setting":{"slope":0.0,"aspect":0.0,"vegetation_type":"Coniferous Forest","vegetation":"Larch forest (Laricetum vacciniosum)","hydrology":null,"landform":"Erosional-aggradational plain","lithology":"Glaciolacustrine\n\nSilty loam ","morphology":null,"description":"General description of soil moisture : Moist"},"permafrost_setting":{"permafrost_zone":"Continuous"},"calm_code":"R43","measurement":{"measurement_type":"Grid","nodes":36,"grid_y":6,"grid_x":6,"length":null,"grid_offset":10.0,"depth":null},"datasets":[{"id":224,"data_access":"https://data.gtn-p.org/api/data?alt_data=224&combined=false","description":null,"policy":"Open","quality":"Quality Controlled Data","medium":"Soil","created":"2024-08-26T10:04:25.707594","modified":"2026-06-25T12:58:04.782667","variable":"Active Layer Thickness (grid/transect)","unit":{"name":"Centimeter","abbreviation":"cm"},"method":{"name":"Mechanical Probing","description":"Measurements by gradual metal rod collected manually"},"datatype":"Sporadic","frequency":"Annually","activelayer_id":98,"statistics":{"date_start":"2008-09-18T00:00:00","date_end":"2025-09-17T00:00:00","min_value":98.0,"max_value":158.0,"avg_value":124.41820987654322,"data_points":648,"null_values":0,"min_offset_x":0.0,"max_offset_x":50.0,"offset_x_count":6,"min_offset_y":0.0,"max_offset_y":50.0,"offset_y_count":6,"day_count":18}}]}