Latitude: 37.87 | Longitude: 57.77 | Country: Iran, Islamic Republic of | Year: 2019 |
| F | 46.77 | km2 | Surface area of the drainage basin |
| Fm | 14.94 | km2 | Surface area of smaller portion of the drainage basin |
| Fv | 31.84 | km2 | Surface area of greater portion of the drainage basin |
| O | 36.33 | km | The length of the watershed |
| Lv | 12.87 | km | Natural length of the main watercourse |
| Lb | 12.18 | km | Surface area of greater portion of the drainage basin |
| Liz | ["2.58 ","12.27 ","11.36 ","17.12 ","20.42 ","19.10 ","20.60 ","14.24 ","12.27 ","2.91 ","0.24 "] | km | Contour line length |
| f | ["0.15 ","2.44 ","4.45 ","9.64 ","7.35 ","7.27 ","5.91 ","3.94 ","3.64 ","1.74 ","0.12 ","0.12 "] | km2 | The area between the two neighboring contour lines |
| h0 | 1500 | m | Altitude of the first contour line |
| Δh | 100 | m | Equidistance |
| Hmin | 1471 | m | Lowest altitude in the drainage basin |
| Hmax | 2514 | m | Highest altitude in the draigane basin |
| ΣL | 71.79 | km | The total length of the main watercourse with tributaries of 1st and 2nd class |
| Lm | 10.59 | km | The shortest distance between the fountain - head and mouth |
| fp | 0.15 | m | A part of the river basin consisted of a very permeable products from rocks (limestone, sand, gravel) |
| fpp | 0.48 | m | A part of the river basin area consisted of medium permeable rocks (slates, marls, brownstone) |
| fo | 0.37 | m | A part of the river basin consisted of poor water permeability rocks (heavy clay, compact eruptive) |
| fs | 0.30320 | m | Part of the surface area of the drainage basin under the forest |
| ft | 0.55780 | m | Part of the surface area of the drainage basin which is under the grass, meadows, pastures and orchards |
| fg | 0.13900 | m | Part of the surface area of the drainage basin which is bare or under the soils without grass vegetation |
| Hb | 37.57 | mm | The volume of the torrent rain |
| Up | 100 | years | Incidence |
| to | 8.70 | °C | Average annual air temperature |
| Hgod | 352 | mm | Average annual quantity of precipitation |
| 0 % | Sand, gravel and incoherent soils |
| 0 % | Saline soils... |
| 85.37 % | Decomposed limestone and marls |
| 0 % | Serpentines, red sand stones, flishe deposits |
| 0 % | Podzols and parapodzols, decomposed schist |
| 0 % | Solid and Schist limestone, Terra Rosa and Humic soil |
| 0 % | Brown forest soils and Mountain soils |
| 14.63 % | Epieugleysol and Marshlands |
| 0 % | Good structured Chernozems and alluvial well-structured deposits |
| 0 % | Bare, compact igneous |
| 0 % | Bare lands |
| 13.9 % | Plough-lands |
| 0 % | Orchards and vineyards |
| 55.78 % | Mountain pastures |
| 0 % | Meadows |
| 30.32 % | Degraded forests |
| 0 % | Well-constituted forests |
| 0 % | Depth erosion |
| 45 % | 80% of the river basin under rill and gully erosion |
| 0.27 % | 50% of the river basin under rill and gully erosion |
| 0 % | 100% of the river basin under surface erosion |
| 0 % | 100% of the river basin under surface erosion, without visible furrows, ravines and land slides |
| 0 % | 50% of the river basin under surface erosion |
| 54.73 % | 20% of the river basin under surface erosion |
| 0 % | There are smaller slides in the watercourse beds |
| 0 % | The river basin mostly under plough-land |
| 0 % | The river basin under forests and perennial vegetation |
| A | 0.55045454545455 | / | Coefficient of the river basin form |
| m | 0.5308721346647 | / | Coefficient of the watershed development |
| B | 3.8399014778325 | km | Average river basin width |
| a | 0.7225309961522 | / | (A)symmetry of the river basin |
| G | 1.5349583066068 | / | Density of the river network of the basin |
| K | 1.2152974504249 | / | Coefficient of the river basin tortuousness |
| Hsr | 1912.5863801582 | m | Average river basin altitude |
| Dsr | 441.5863801582 | m | Average elevation difference of the river basin |
| Isr | 28.460551635664 | % | Average river basin decline |
| Hleb | 1043 | m | The height of the local erosion base of the river basin |
| Er | 126.95289043891 | / | Coefficient of the erosion energy of the river basin's relief |
| W | 0.49206242514935 | m | Analytical presentation of the water retention in inflow |
| S1 | 0.766 | / | Coefficient of the region's permeability |
| S2 | 0.76716 | / | Coefficient of the vegetation cover |
| 2gDF1/2 | 636.56245718702 | m km s-1 | Energetic potential of water flow during torrent rains |
| Qmax | 101.32051920829 | m3 s-1 | Maximal outflow from the river basin |
| T | 0.98488578017961 | / | Temperature coefficient of the region |
| Z | 0.78853303930945 | / | Coefficient of the river basin erosion |
| Wgod | 35667.741914723 | m3 god-1 | Production of erosion material in the river basin |
| Ru | 0.35027114738243 | / | Coefficient of the deposit retention |
| Ggod | 12493.38088501 | m3 god-1 | Real soil losses |
| Ggod km-2 | 267.12381622858 | m3 km-2 god-1 | Real soil losses per km2 |