[ecco-support] [EXTERNAL] How to calculate Arctic Sea Ice Area in ECCOv4?

[Ahmed, Ashfaq]

Hi Ian!

Thank a lot for the clarification.


On Wed, Apr 2, 2025 at 10:34 PM Fenty, Ian G (US 329B) <
ian.fenty at jpl.nasa.gov> wrote:

> Ashfaq,
>
>
>
> Hong is correct. Also, if you are using ecco v4r4 fields on the llc90
> grid, the model geometry parameters are in this dataset:
>
> https://podaac.jpl.nasa.gov/dataset/ECCO_L4_GEOMETRY_LLC0090GRID_V4R4
>
> grid cell area is the field ‘rA’
>
>
>
> If you are using ecco v4r4 fields on the 0.5-degree lat-lon grid, the
> model geometry parameters are in this dataset:
>
> https://podaac.jpl.nasa.gov/dataset/ECCO_L4_GEOMETRY_05DEG_V4R4
>
> grid cell area is the field ‘area’
>
>
>
> -Ian
>
>
>
> *From: *ecco-support <ecco-support-bounces at mit.edu> on behalf of Ahmed,
> Ashfaq <ashfaq_ahmed at brown.edu>
> *Date: *Wednesday, April 2, 2025 at 2:04 PM
> *To: *ECCO support list, wider membership <ecco-support at mit.edu>
> *Subject: *[EXTERNAL] [ecco-support] How to calculate Arctic Sea Ice Area
> in ECCOv4?
>
> Hi, ECCO team,
>
> I hope you guys are having a wonderful time.
>
> I am writing this email to solve a problem that I am facing as I am trying
> to plot the Arctic sea ice area in km^2. We know that the area = sea ice
> conc. * grid size. However, the grid size in the Arctic cap is variable.
>
>
>
> Can anyone please tell me how can I calculate the Arctic tile's sea ice
> area, considering the grid variability in mind?
>
>
>
> [image: Image removed by sender. Many thank to Brown University for
> sponsoring our 50th Anniversary celebration]
>
> Thanks,
>
> *Ashfaq Ahmed* (he/his)
>
> Doctoral Candidate,
>
> Center for Fluids and Thermal Science
> <https://urldefense.us/v3/__https:/engineering.brown.edu/people/graduate-students/phd-students/phd-students-fluids-and-thermal-sciences__;!!PvBDto6Hs4WbVuu7!MSs-70m9dSQKveYwcsbYL5AineuKFFejkjQSonKXQIcBy4JKmjaG4c5wA1OfBH88atAbdTQxz-1dNhL2skaK85QEC2pA7w$>
>
> School of Engineering, Brown University
>
> Email: ashfaq_ahmed at brown.edu <ramisa_fariha at brown.edu>
>
> *Profile Links:*
>
> *LinkedIn
> <https://urldefense.us/v3/__https:/www.linkedin.com/in/ashfaqahmed40/__;!!PvBDto6Hs4WbVuu7!MSs-70m9dSQKveYwcsbYL5AineuKFFejkjQSonKXQIcBy4JKmjaG4c5wA1OfBH88atAbdTQxz-1dNhL2skaK85TXyt83iw$> | Website
> <https://urldefense.us/v3/__https:/ahmedashfaq.com/__;!!PvBDto6Hs4WbVuu7!MSs-70m9dSQKveYwcsbYL5AineuKFFejkjQSonKXQIcBy4JKmjaG4c5wA1OfBH88atAbdTQxz-1dNhL2skaK85RHHJPKXA$> | Google
> Scholar
> <https://urldefense.us/v3/__https:/scholar.google.com/citations?user=iiSUYgsAAAAJ&hl=en&authuser=1__;!!PvBDto6Hs4WbVuu7!MSs-70m9dSQKveYwcsbYL5AineuKFFejkjQSonKXQIcBy4JKmjaG4c5wA1OfBH88atAbdTQxz-1dNhL2skaK85R02MyvMg$> | ResearchGate
> <https://urldefense.us/v3/__https:/www.researchgate.net/profile/Ashfaq-Ahmed-15__;!!PvBDto6Hs4WbVuu7!MSs-70m9dSQKveYwcsbYL5AineuKFFejkjQSonKXQIcBy4JKmjaG4c5wA1OfBH88atAbdTQxz-1dNhL2skaK85Qx_9uN3A$>*
>
> Providence, Rhode Island, USA
>
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