[HOT] Fwd: NASA data

Heather Leson heatherleson at gmail.com
Mon Apr 27 04:18:55 UTC 2015


Thanks for the update, Stace

Heather

Heather Leson
heatherleson at gmail.com
Twitter: HeatherLeson
Blog: textontechs.com

On Mon, Apr 27, 2015 at 5:05 AM, Stacey Maples <stacemaples at stanford.edu>
wrote:

> SOrry, should have posted to the group for general comment:
> ------------------------------
> *From: *"Stacey Maples" <stacemaples at stanford.edu>
> *To: *"Alex Barth" <alex at mapbox.com>
> *Sent: *Sunday, April 26, 2015 7:03:55 PM
> *Subject: *NASA data
>
> Alex, I've just been looped intothe following conversation with some NASA
> VIIRS folks:
>
>
> Karen,
>
>
>
> Yes, I am closely monitoring the situation using our VIIRS nighttime
> imaging products. Unfortunately, the affected region in Nepal was
> predominantly cloud-covered yesterday (seen in red in the attached image).
> I will check tomorrow’s scene (~8:00 EST) and get back to you.
>
>
>
> As for other agency efforts, the U.S. Geological Survey's (USGS) Earth
> Resources Observations and Science Hazard Data Distribution System
> facilitates the sharing of information whenever the International Charter
> on Space and Major Disasters is activated. The current point of contact (c.
> 2014) is Brenda Jones (cced:).
>
>
>
>
> Our data are particularly useful for spotting individual settlements and
> road networks (both rural and urban) that have lost electricity after a
> major disaster. Here’s an example for the DC derecho storm:
> http://thekojonnamdishow.org/shows/2015-01-22/night_watch_washington_from_space
> .
>
>
>
> Note that we can only produce a reliable product once we get a clear-sky
> look of the region. The next target of opportunity is scheduled for
> tomorrow at ~8:00 EST. I’ll schedule a standing order to make sure that
> we can process the data quickly.
>
>
>
> In the meantime:
>
>
>
> (1)   Besides Gorkha district (Lat/Lon?), it would be good if either of
> you (or someone else) could send us a list of locations and their
> corresponding (lat/lon) geographic coordinates; esp. if you are interested
> in assessing underreported areas. Either that, or we can provide the entire
> map, and let someone else do the final change assessment.
>
>
>
> (2)  Once we generate a first **preliminary** snapshot of the Nepal
> region, we can also continue providing data for subsequent time periods.
> This should help with estimating the overall recovery of local
> infrastructure and services – i.e., one would hope that certain areas would
> come back online; particularly across major cities. Let me know ASAP if
> this is of interest to you.
>
>
>
> One final caveat: our instrument’s (VIIRS) overpass time isn’t ideal for
> this situation -- i.e., we can only retrieve a “snapshot” of the greater
> Nepal region at ~01:00-01:30 AM local time. If the power grid is
> compromised (which is highly likely); then the local utility may be forced
> to institute rationing during this period. This would make it difficult to
> discriminate between affected areas.
>
>
>
>
> Is this of utility for prioritizing?  We'll have it sometime, tomorrow.
>
>
> In F,L&T,
> Stace Maples
> Geospatial Manager
> Stanford Geospatial Center
> @mapninja
> staceymaples at G+
>
> Skype: stacey.maples
>
> 214.641.0920
>
> Find GeoData: https://earthworks.stanford.edu
>
> Get GeoHelp: https://gis.stanford.edu/
>
>
> "I have a map of the United States... actual size.
> It says, "Scale: 1 mile = 1 mile."
> I spent last summer folding it."
> -Steven Wright-
>
>
>
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