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NPP is classified as:

NORAD ID: 37849
Int'l Code: 2011-061A
Perigee: 833.2 km
Apogee: 834.8 km
Inclination: 98.7 °
Period: 101.4 minutes
Semi major axis: 7204 km
RCS: 6.234 m2 (large)
Launch date: October 28, 2011
Source: United States (US)

NASA launched the National Polar-orbiting Operational Environmental Satellite System Preparatory Project, or NPP, on Oct. 28, 2011, from Vandenberg Air Force Base in California. NPP was renamed Suomi National Polar-orbiting Partnership, or Suomi NPP. The satellite is the first designed to collect critical data to improve short-term weather forecasts and increase understanding of long-term climate change.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 37849U 11061A   15335.15051284  .00000048  00000-0  43476-4 0  9993
2 37849  98.7016 271.5279 0001101  40.7762  74.1941 14.19556624212066

Source of the keplerian elements: AFSPC

N2YO: 323