At-Bashy Range

{{Short description|Mountain range in Kyrgyzstan}}

{{Infobox mountain range

| name = At-Bashy Range

| native_name ={{native name|ky|Ат-Башы тоо кыркасы}}

| other_name =

| etymology =

| photo = At-Bashi Range.jpg

| photo_caption = At-Bashi Range

| photo_size = 250

| country = Kyrgyzstan

| state =

| region = Naryn

| district = At-Bashi

| coordinates = {{coord|40.892413|75.605480|display=it|format=dms}}

| border =

| city =

| highest =

| elevation_m = 4786

| length_km =140| length_orientation = SW-NE

| width_km =30| width_orientation = NW-SE

| area_km2 =

| geology =

| formed_by = limestone, schists

| orogeny =

| period = Paleozoic

| biome =

| map = Kyrgyzstan

| map_caption =

}}

The At-Bashy Range ({{langx|ky|Ат-Башы тоо кыркасы}}) is a mountain range in the south part of the internal Tien-Shan. The range is located in At-Bashy District of the Naryn Region in Kyrgyzstan. The length of the range is {{Convert|140|km|mi|abbr=on}} and the width of the range is {{Convert|30|km|mi|abbr=on}}. The highest parts of the At-Bashy Range, with elevations of more than {{Convert|4500|m|ft|abbr=on}}, are in its middle part while lower elevated parts, below {{Convert|4000|m|ft|abbr=on}}, are in the west and in the east. The average height is around {{Convert|4280|m|ft|abbr=on}} with the highest point of {{Convert|4786|m|ft|abbr=on}}.{{cite book|script-title=ru:Рельеф Киргизии|trans-title=The Relief of Kirghizia|publisher=Ilim|language= ru|location=Frunze|year=1964|isbn=|pages=144}}

The central crest area of the ridge is above the snowline. The slopes are cut by short deep transverse gorges with frequent occurrence of glaciers. The range is composed of limestone and schist of Paleozoic age. The landscapes at southern slopes are: Alpian and sub-Alpian at {{Convert|3600|-|3900|m|ft|abbr=on}}, and Alpine tundra at {{Convert|3900|-|4300|m|ft|abbr=on}}; at northern slopes: mountain steppes at {{Convert|2400|-|2700|m|ft|abbr=on}}, mountain meadows at {{convert|2700|-|3000|m|ft|abbr=on}}, sub-Alpian and Alpian at {{Convert|3400|-|3600|m|ft|abbr=on}}, and tundra at {{Convert|3800|-|4000|m|ft|abbr=on}}; and at western slopes: stony, steppe, sub-Alpian and tundra. {{cite book|script-title=ru:Иссык-Куль. Нарын:Энциклопедия|trans-title=Encyclopedia of Issyk-Kul and Naryn Oblasts|publisher=Chief Editorial Board of Kyrgyz Soviet Encyclopedia|language= ru|location=Bishkek |year=1991|isbn=5-89750-009-6|pages=512}}

Several rivers taking their rise from the south slopes of the At-Bashy Range form Aksay river, right tributary of Kakshaal River (Toshkan River). Among those rivers are Keng-Suu, Kosh Kara-Tash, Muzdabas, Tuyuk Bogoshtu, Jol Bogoshtu, Kashka-Suu and Tuyz Ashuu. Kara-Koyun River, left tributary of At-Bashy, rises from the northern slopes of the At-Bash Range.