Mount Astley

{{short description|Mountain in Banff NP, Alberta, Canada}}

{{Infobox mountain

| name = Mount Astley

| photo = Mount Astley reflection.jpg

| photo_caption = Mount Astley reflected in Lake Minnewanka

| elevation_m = 2869

| elevation_ref = {{cite crdb |id=59 |name=Mount Astley |access-date=2019-08-20}}

| prominence_m =

| prominence_ref=

| range = Palliser Range
Canadian Rockies

| parent_peak =

| listing = Mountains of Alberta

| country = Canada | region_type = Province | region = Alberta

| part_type = Protected area | part = Banff National Park

| map = Canada Alberta#Canada

| map_caption = Location in Alberta##Location in Canada

| map_size = 250

| label_position = right

| coordinates = {{coord|51.300|N|115.486|W|type:mountain_region:CA-AB_scale:100000|format=dms|display=inline,title}}

| coordinates_ref =

| topo = NTS {{Canada NTS Map Sheet|82|O|6}}

| first_ascent =

| easiest_route = Scramble

}}

Mount Astley is a {{Convert|2869|m|ft|abbr=off|adj=on}} mountain summit located in the Palliser Range of the Canadian Rockies in Alberta, Canada. It is situated in Banff National Park above Lake Minnewanka. It was named after Charles D'Oyley Astley, who ran the boat concession on the lake in the late 1800s.

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Geology

Mount Astley is composed of sedimentary rock laid down during the Precambrian to Jurassic periods.{{Belyea-Banff-NP}} Formed in shallow seas, this sedimentary rock was pushed east and over the top of younger rock during the Laramide orogeny.{{citation|title=Geology of the Rocky Mountains and Columbias |author=Gadd, Ben |year=2008}}

Climate

Based on the Köppen climate classification, Mount Astley is located in a subarctic climate with cold, snowy winters, and mild summers.{{cite journal | author = Peel, M. C. |author2=Finlayson, B. L. |author3=McMahon, T. A. |name-list-style=amp | year = 2007 | title = Updated world map of the Köppen−Geiger climate classification | journal = Hydrol. Earth Syst. Sci. | volume = 11 |issue=5 | pages = 1633–1644 |doi=10.5194/hess-11-1633-2007 |doi-access=free |bibcode=2007HESS...11.1633P | issn = 1027-5606}} Temperatures can drop below −20 °C with wind chill factors below −30 °C. Precipitation runoff from Mount Astley drains into tributaries of the Bow River.

Gallery

Mount Astley seen from Winnewanka Lake.jpg|Mount Astley seen from Lake Minnewanka

See also

References

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