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NPP is classified as:

NORAD ID: 37849
Int'l Code: 2011-061A
Perigee: 832.6 km
Apogee: 835.3 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   15285.86587992  .00000041  00000-0  40078-4 0  9993
2 37849  98.6934 223.1209 0001876  96.3308 295.9660 14.19559178205073

Source of the keplerian elements: AFSPC

N2YO: 512