Metoc Flashcards
What entity has biggest effect on space environment
The sun
Fusion by-product impacting space systems
Electromagnetic radiation , electrical charged particles
Solar winds
Oscillating force field of electromagnetic radiation
Solar cycle
11 year natural cycle , 4 year rise to solar max, 7 year decline to solar min
Particles held in place around earth by earths magnetic field
Van Allen radiation belts
Low earth orbit
150-800 miles above earths surface
Medium earth orbit
Approx 10800 miles
Apogee
Greatest distance from object to center of earth
Perigee
Point in orbit where satellite is nearest earth
2 main space launch facilities
Cape canaveral, FL and vandenberg AFB, CA
Gbs
Global broadcast service
Gps
Global positioning system
Mission of METOC in respect to fleet ops
Provide timely, comprehensive & tactically relevant metoc products and services in support of training and readiness
FNMOC
Fleet Numerical Meteorology and Oceanography Center - provides on demand support to naval operations
AREPS
Advanced Refractive Effect Prediction System - analyze the effect of EM energy
TAWS
Target Acquisition Weapon Software - provides FLIR, TV, Laser and IR
WEBSAR
Web based search and rescue - generates probability maps
PC-IMAT
Personal Computer Interactive Multisenser Analysis Training - effects of the oceans properties
Purpose of TDA
(Tactical Decision Aids) - help analyze environment in accordance with each warfare area
4 types of EM / radar propagation
Normal, super refraction, sub refraction, trapping
Fleet weather center location
Norfolk and NASNI
Tailored METOC support products
Privacy performance surface product, maritime forecast, aviation forecast
Maritime forecast
48-120 outlook forecast, focused on wind and sea for safe navigation of surface vessels and assets
Aviation forecast
48-120 hour outlook for altimeter, pressure altitude, icing, and turbulence
JTWC
Joint typhoon warning center
Purpose of JTWC
DOD agency with latest tropical cyclone warnings . Located in pacific and Indian oceans
Importance of timely and accurate hazardous and destructive weather
Ensure safe navigation
OTSR
Optimum track ship routing
Purpose of OTSR
Advisory service primary mission is safety, weather advisory, divert recommendations, delay sail recommendations
Small craft warning
18-33kt sustained in harbor or inland waters
HWDDC
Hazardous Weather Detection and Display - weather radar processor and display server providing real time weather radar using SPS48
Gale warning
34-47kts
Thunderstorm watch (T2)
25 nautical miles , expected within 6 hours
Thunderstorm watch (T1)
10 nautical miles expected within 1 hour
