STAR - Global Vegetation Health Products :
Research on Vegetation : Equatorial Crossing Time (ECT) for NOAA Polar Satellites
![AVHRR Equatorial Crossing Time](https://webarchive.library.unt.edu/web/20170121072336im_/https://www.star.nesdis.noaa.gov/smcd/emb/vci/images/ECT/ect.png)
The time series of Equitorial Crossing Time (ECT) was plotted for NOAA AVHRR instruments which data may be used for global vegetation monitoring.
Data source:
ECT data were obtained from:
http://www.ospo.noaa.gov/Products/ppp/navpage.html
We compiled daily ECT dataset from above original data.
This plot is updated weekly.