Product: AAM from NCEP/NCAR Reanalyses
AAM from NCEP reanalysis - 2013 - Version metadata
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aam.ncep.reanalysis.2013| Title | AAM from NCEP reanalysis - 2013 |
| Date | 2018-04-06 |
| Volume | 2013 |
| Content | Data are NCEP values of effective atmospheric angular momentum functions as calculated from NCEP/NCAR reanalyses archived on pressure surfaces. The Transfer functions and Principal moments in Eubanks (1993) are employed to derive the atmospheric angular momentum functions. |
| Documentation | http://files.aer.com/aerweb/AAM/readme.aam.ncep.reanalysis,http://files.aer.com/aerweb/AAM/README |
| Time Interval | 6 hours |
| Time Start | 2013-01-01 00:00:00 |
| Time End | 2013-12-31 18:00:00 |
| Data Points | 1460 |
| Data | year, month, day, hour, mass_IB_X, mass_IB_Y, mass_IB_Z, mass_NonIB_X, mass_NonIB_Y, mass_NonIB_Z, motion_X, motion_Y, motion_Z |
| Format | ASCII |
| Format Description | 13(e16.7) |
| Frequency | Irregular |
| Keywords | Geophysical fluids, AAM, NCEP/NCAR reanalyses |
| Reference | - Salstein, D.A., and R.D. Rosen, 1997: Global momentum and energy signals from reanalysis systems. Preprints, 7th Conf. on Climate Variations, American Meteorological Society, Boston, MA, 344-348.- Kalnay, E., et al., 1996: The NCEP/NCAR 40-year reanalysis project. Bull. Amer. Meteor. Soc., 77, 437-471.- Barnes, R.T.H., R. Hide, A.A. White, and C.A. Wilson, 1983: Atmospheric angular momentum fluctuations, length-of-day changes and polar motion. Proc. R. Soc. London, Ser. A, 387, 31-73. |
| Created by | U. S. National Centers for Environmental Prediction (NCEP) |
| Published by | GGFC Special Bureau for the Atmosphere |
| Contact | pnelson@aer.com |
| Distribution | onLine |
| Source | http://files.aer.com/aerweb/AAM/aam.ncep.reanalysis.2013 |