Time-lapse photos of a snow field site (2017) — SNEX17_TLI

In plain English

What it measures. Time-lapse photographs of snow-covered field sites, capturing how the snowpack changed over time at the camera locations.

How it's made. Taken by ground-based cameras placed at 35 sites in Colorado during the SnowEx 2017 campaign, alongside other snow measurements.

How & where you'd use it. Provides a visual record of snow conditions to support snow-science studies and to back up other measurements like snow depth and laser scans.

What's measured

SPECTRAL/ENGINEERING › VISIBLE WAVELENGTHS › VISIBLE IMAGERY

Coverage & cadence

Time span2016-09-27 → 2017-10-05
Measured byGROUND-BASED OBSERVATIONS (CAMERAS)
Processing levelLevel NA
Spatial extent-108.216, 37.9076, -107.7102, 39.055
FormatsJPEG
StatusCOMPLETE

What you can do with it

Track deforestation, fire scars and land-cover change
Monitor crop and vegetation health (NDVI/EVI)
Map how built-up vs. green an area is over time

Official description

This data set contains time-lapse images. Cameras were placed around Grand Mesa, CO at 34 sites and around Senator Beck Basin, CO at one site, coincident with other SnowEx 2017 measurements, including the TLS scans, sonic snow depth arrays, weather stations, and local scale observation sites.

Get the data

snex17_tli_access.py

import earthaccess
earthaccess.login(strategy="netrc")          # free Earthdata Login

results = earthaccess.search_data(
    short_name="SNEX17_TLI",
    version="1",
    bounding_box=(-122.5, 37.2, -121.8, 37.9),  # your area (W,S,E,N)
    temporal=("2024-01-01", "2024-12-31"),       # your dates
)
files = earthaccess.open(results)   # stream straight from NSIDC_CPRD

Browsing CMR needs no login. Downloading or streaming bytes needs a free Earthdata Login + the earthaccess package.

What's measured

Coverage & cadence

What you can do with it

Get the data

Official links