This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
> Full Name: dave > Email Address: address@hidden > Organization: national meteorology center, china > Package Version: 2.9u4 build date:2011-04-01 07:14 UTC > Operating System: Windows XP > Hardware: Java: home: C:\Program Files\IDV_2.9u4\jre version: 1.6.0_20 > j3d:1.5.2 fcs (build4) > Description of problem: > > Dear guys: > > With IDV, Is there function for calculating equivalent potential vorticity > (EPV)? Very thanks! Hi Dave, This function is not in the IDV library, however, you can add to the IDV as a user formula. If you need help, you can send me the formula and I can add this to the system. Yuam > > dave > > Ticket Details =================== Ticket ID: UTM-113449 Department: Support IDV Priority: Normal Status: Closed