Latitude: 37.77 | Longitude: 57.88 | Country: Iran, Islamic Republic of | Year: 2019 |
| F | 59.05 | km2 | Surface area of the drainage basin |
| Fm | 19.04 | km2 | Surface area of smaller portion of the drainage basin |
| Fv | 40.01 | km2 | Surface area of greater portion of the drainage basin |
| O | 39.92 | km | The length of the watershed |
| Lv | 13.3 | km | Natural length of the main watercourse |
| Lb | 7.91 | km | Surface area of greater portion of the drainage basin |
| Liz | ["0.37 ","20.94 ","39.66 ","45.89 ","36.11 ","21.08 ","19.30 ","18.97 ","16.05 ","3.71 ","1.07 "] | km | Contour line length |
| f | ["0.009 ","5.239 ","10.458 ","10.044 ","9.478 ","5.985 ","5.239 ","4.871 ","4.312 ","2.799 ","0.542 ","0.076 "] | km2 | The area between the two neighboring contour lines |
| h0 | 1600 | m | Altitude of the first contour line |
| Δh | 100 | m | Equidistance |
| Hmin | 1595 | m | Lowest altitude in the drainage basin |
| Hmax | 2687 | m | Highest altitude in the draigane basin |
| ΣL | 109.12 | km | The total length of the main watercourse with tributaries of 1st and 2nd class |
| Lm | 11.03 | km | The shortest distance between the fountain - head and mouth |
| fp | 0.13 | m | A part of the river basin consisted of a very permeable products from rocks (limestone, sand, gravel) |
| fpp | 0.31 | m | A part of the river basin area consisted of medium permeable rocks (slates, marls, brownstone) |
| fo | 0.56 | m | A part of the river basin consisted of poor water permeability rocks (heavy clay, compact eruptive) |
| fs | 0.00 | m | Part of the surface area of the drainage basin under the forest |
| ft | 0.77120 | m | Part of the surface area of the drainage basin which is under the grass, meadows, pastures and orchards |
| fg | 0.22880 | m | Part of the surface area of the drainage basin which is bare or under the soils without grass vegetation |
| Hb | 38.07 | mm | The volume of the torrent rain |
| Up | 100 | years | Incidence |
| to | 8.30 | °C | Average annual air temperature |
| Hgod | 358 | mm | Average annual quantity of precipitation |
| 0 % | Sand, gravel and incoherent soils |
| 0 % | Saline soils... |
| 63.25 % | Decomposed limestone and marls |
| 23.41 % | 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 |
| 13.34 % | Epieugleysol and Marshlands |
| 0 % | Good structured Chernozems and alluvial well-structured deposits |
| 0 % | Bare, compact igneous |
| 0 % | Bare lands |
| 22.88 % | Plough-lands |
| 4.29 % | Orchards and vineyards |
| 72.83 % | Mountain pastures |
| 0 % | Meadows |
| 0 % | Degraded forests |
| 0 % | Well-constituted forests |
| 0 % | Depth erosion |
| 14.9 % | 80% of the river basin under rill and gully erosion |
| 2.61 % | 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 |
| 79.68 % | 20% of the river basin under surface erosion |
| 2.81 % | 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 | 0.58529323308271 | / | Coefficient of the river basin form |
| m | 0.48824382350408 | / | Coefficient of the watershed development |
| B | 7.4652338811631 | km | Average river basin width |
| a | 0.71024555461473 | / | (A)symmetry of the river basin |
| G | 1.8479254868755 | / | Density of the river network of the basin |
| K | 1.2058023572076 | / | Coefficient of the river basin tortuousness |
| Hsr | 1982.9014987299 | m | Average river basin altitude |
| Dsr | 387.9014987299 | m | Average elevation difference of the river basin |
| Isr | 37.790008467401 | % | Average river basin decline |
| Hleb | 1092 | m | The height of the local erosion base of the river basin |
| Er | 125.39141122125 | / | Coefficient of the erosion energy of the river basin's relief |
| W | 0.49751341878769 | m | Analytical presentation of the water retention in inflow |
| S1 | 0.829 | / | Coefficient of the region's permeability |
| S2 | 0.84576 | / | Coefficient of the vegetation cover |
| 2gDF1/2 | 670.37866036294 | m km s-1 | Energetic potential of water flow during torrent rains |
| Qmax | 136.8674434718 | m3 s-1 | Maximal outflow from the river basin |
| T | 0.9643650760993 | / | Temperature coefficient of the region |
| Z | 0.74850930284395 | / | Coefficient of the river basin erosion |
| Wgod | 41475.351858459 | m3 god-1 | Production of erosion material in the river basin |
| Ru | 0.33777699656861 | / | Coefficient of the deposit retention |
| Ggod | 14009.419782377 | m3 god-1 | Real soil losses |
| Ggod km-2 | 237.2467363654 | m3 km-2 god-1 | Real soil losses per km2 |