Latitude: 37.78 | Longitude: 57.78 | Country: Iran, Islamic Republic of | Year: 2019 |
| F | 57.3 | km2 | Surface area of the drainage basin |
| Fm | 14.18 | km2 | Surface area of smaller portion of the drainage basin |
| Fv | 43.12 | km2 | Surface area of greater portion of the drainage basin |
| O | 42.49 | km | The length of the watershed |
| Lv | 15.22 | km | Natural length of the main watercourse |
| Lb | 12.75 | km | Surface area of greater portion of the drainage basin |
| Liz | ["3.51 ","35.33 ","44.38 ","25.14 ","16.95 ","12.00 ","10.00 ","8.86 ","8.45 ","6.31 ","3.73 "] | km | Contour line length |
| f | ["1.285 ","11.653 ","14.969 ","8.733 ","4.976 ","4.051 ","3.346 ","2.421 ","2.506 ","1.678 ","1.629 ","0.053 "] | km2 | The area between the two neighboring contour lines |
| h0 | 1400 | m | Altitude of the first contour line |
| Δh | 100 | m | Equidistance |
| Hmin | 1353 | m | Lowest altitude in the drainage basin |
| Hmax | 2484 | m | Highest altitude in the draigane basin |
| ΣL | 108.71 | km | The total length of the main watercourse with tributaries of 1st and 2nd class |
| Lm | 12.75 | km | The shortest distance between the fountain - head and mouth |
| fp | 0.2 | m | A part of the river basin consisted of a very permeable products from rocks (limestone, sand, gravel) |
| fpp | 0.44 | m | A part of the river basin area consisted of medium permeable rocks (slates, marls, brownstone) |
| fo | 0.36 | m | A part of the river basin consisted of poor water permeability rocks (heavy clay, compact eruptive) |
| fs | 0.15970 | m | Part of the surface area of the drainage basin under the forest |
| ft | 0.72130 | m | Part of the surface area of the drainage basin which is under the grass, meadows, pastures and orchards |
| fg | 0.11900 | m | Part of the surface area of the drainage basin which is bare or under the soils without grass vegetation |
| Hb | 36.12 | mm | The volume of the torrent rain |
| Up | 100 | years | Incidence |
| to | 9.80 | °C | Average annual air temperature |
| Hgod | 334.4 | mm | Average annual quantity of precipitation |
| 0 % | Sand, gravel and incoherent soils |
| 0 % | Saline soils... |
| 29.79 % | Decomposed limestone and marls |
| 49.58 % | Serpentines, red sand stones, flishe deposits |
| 0 % | Podzols and parapodzols, decomposed schist |
| 0 % | Solid and Schist limestone, Terra Rosa and Humic soil |
| 20.62 % | Brown forest soils and Mountain soils |
| 0 % | Epieugleysol and Marshlands |
| 0 % | Good structured Chernozems and alluvial well-structured deposits |
| 0 % | Bare, compact igneous |
| 0 % | Bare lands |
| 11.9 % | Plough-lands |
| 0.7 % | Orchards and vineyards |
| 71.43 % | Mountain pastures |
| 0 % | Meadows |
| 15.97 % | Degraded forests |
| 0 % | Well-constituted forests |
| 0 % | Depth erosion |
| 28.48 % | 80% of the river basin under rill and gully erosion |
| 27.02 % | 50% of the river basin under rill and gully erosion |
| 0 % | 100% of the river basin under surface erosion |
| 0.72 % | 100% of the river basin under surface erosion, without visible furrows, ravines and land slides |
| 0 % | 50% of the river basin under surface erosion |
| 43.78 % | 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 | 0.54438567674113 | / | Coefficient of the river basin form |
| m | 0.56719502048955 | / | Coefficient of the watershed development |
| B | 4.4941176470588 | km | Average river basin width |
| a | 1.0101221640489 | / | (A)symmetry of the river basin |
| G | 1.8972076788831 | / | Density of the river network of the basin |
| K | 1.1937254901961 | / | Coefficient of the river basin tortuousness |
| Hsr | 1694.3826963351 | m | Average river basin altitude |
| Dsr | 341.3826963351 | m | Average elevation difference of the river basin |
| Isr | 30.48167539267 | % | Average river basin decline |
| Hleb | 1131 | m | The height of the local erosion base of the river basin |
| Er | 130.85010538145 | / | Coefficient of the erosion energy of the river basin's relief |
| W | 0.47082331317497 | m | Analytical presentation of the water retention in inflow |
| S1 | 0.748 | / | Coefficient of the region's permeability |
| S2 | 0.79186 | / | Coefficient of the vegetation cover |
| 2gDF1/2 | 619.50892097695 | m km s-1 | Energetic potential of water flow during torrent rains |
| Qmax | 94.050740053501 | m3 s-1 | Maximal outflow from the river basin |
| T | 1.0392304845413 | / | Temperature coefficient of the region |
| Z | 0.78845488876159 | / | Coefficient of the river basin erosion |
| Wgod | 43797.358346895 | m3 god-1 | Production of erosion material in the river basin |
| Ru | 0.30202926869874 | / | Coefficient of the deposit retention |
| Ggod | 13228.084112449 | m3 god-1 | Real soil losses |
| Ggod km-2 | 230.85661627311 | m3 km-2 god-1 | Real soil losses per km2 |