Search found 3 matches

by ramazanbora
Wed Apr 19, 2023 4:47 pm America/New_York
Forum: Questions/Comments
Question: Night Lights for visible Blue Light
Replies: 3

Re: Night Lights for visible Blue Light

Thank you. I was interested in situations such as those emergencies where many vehicles would show up with many lights. A follow up question is whether there are daytime products that could capture such a situation.
by ramazanbora
Wed Apr 19, 2023 4:44 pm America/New_York
Forum: Questions/Comments
Question: Filtering Applied to Black Marble
Replies: 1

Filtering Applied to Black Marble

Is there any documentation or any other information regarding how the 2012 and 2016 Black Marble based Earth at Night images were composed. Specifically, I am interested in figuring out the additional filtering applied to the raw data. The pixels appear to be coarser than the VNP46A4 type products a...
by ramazanbora
Tue Apr 18, 2023 9:59 am America/New_York
Forum: Questions/Comments
Question: Night Lights for visible Blue Light
Replies: 3

Night Lights for visible Blue Light

Is there a product similar to the VNP46 line such that it shows radiances in the visible spectrum such as M3 band that measures the blue light. What I am trying to get at is basically having a proxy for locating emergency vehicles that have blue lights on them.