CERES/Terra Shortwave ADM Types


  SW ADM Types:
0   Clear Mostly Water + Land/Desert/Snow
1 - 6   Clear Water
50 - 52   Clouds Over Water
99   Cloudy Mostly Water + Land/Desert/Snow
   
100   Clear Mostly Land/Desert + Water/Snow
101 - 149   Clear Land/Desert
150 - 198   Clouds over Land/Desert
199   Cloudy Mostly Land/Desert + Water/Snow
   
200   Clear Mostly Snow + Water/Land/Desert
201 - 298   Clear Snow and Cloudy
299   Cloudy Mostly Snow + Water/Land/Desert
   
301 - 310   Neural Networks
   
400 - 499   Ocean Glint: 400 + non-glint Ocean ADM Type
   
600 - 699   Sea Ice Glint: 400 + non-glint Sea Ice ADM Type


  SW OCEAN:
ADM Type DEFINITION Sunglint Default COMMENTS
0   Clear Mostly Water + Land/Desert/Snow 400  
1   Clear Water; Wind Speed = 0 - 2 m/s 401  
2   Clear Water; Wind Speed = 2 - 4 m/s 402  
3   Clear Water; Wind Speed = 4 - 6 m/s 403  
4   Clear Water; Wind Speed = 6 - 8 m/s 404  
5   Clear Water; Wind Speed = 8 - 10 m/s 405  
6   Clear Water; Wind Speed > 12 m/s 406  
       
50   Clouds Over Ocean; 1.00 < Phase <= 1.01 450   Continuous in ln(CF exp(ln(Tau)))
51   Clouds Over Ocean; 1.01 < Phase <= 1.75 451   Continuous in ln(CF exp(ln(Tau)))
52   Clouds Over Ocean; Phase > 1.75 452   Continuous in ln(CF exp(ln(Tau)))
       
99   Cloudy Mostly Water + Land/Desert/Snow 499  


  SW LAND/DESERT:
ADM Type DEFINITION COMMENTS
100   Clear Mostly Land/Desert + Water/Snow  
101   Clear Land/Desert: 1° fit from within 1° region  
102   Clear Land/Desert: 1° fit from Neighboring region  
103   Clear Land/Desert: CERES/TRMM ADMs  
     
150   Clouds Over Land/Desert; 1.00 < Phase <= 1.01   Continuous in ln(CF exp(ln(Tau)))
151   Clouds Over Land/Desert; 1.01 < Phase <= 1.75   Continuous in ln(CF exp(ln(Tau)))
152   Clouds Over Land/Desert; Phase > 1.75   Continuous in ln(CF exp(ln(Tau)))
     
199   Cloudy Mostly Land/Desert + Water/Snow  


  SW SNOW + SEA ICE:
ADM Type DEFINITION Sunglint Default COMMENTS
200   Clear Mostly Snow/Sea Ice + Water/Land/Desert 600  
201   Average of all permanent snow scenes     not used in production
202   Permanent snow clear-sky with bright surface    
203   Permanent snow clear-sky with dark surface    
204   Permanent snow; 75% < Clear Area <= 99.9%    
205   Permanent snow; 50% < Clear Area <= 75%    
206   Permanent snow; 25% < Clear Area <= 50%    
207   Permanent snow; 0.1% < Clear Area <= 25%    
208   Permanent snow; Thin overcast (tau <= 10) over dark snow    
209   Permanent snow; Thin overcast (tau <= 10) over bright snow    
210   Permanent snow; Thick overcast (tau > 10) over dark snow    
211   Permanent snow; Thick overcast (tau > 10) over bright snow    
       
220   Average of all Fresh snow scenes     not used in production
221   Fresh snow; Thin povercast (tau < 10) over dark snow    
222   Fresh snow; 1% < Clear Area <= 25%
  Snow cover in clear part <= 1% 		   
223   Fresh snow; 25% < Clear Area <= 50%
  Snow cover in clear part <= 1% 		   
224   Fresh snow; 50% < Clear Area <= 75%
  Snow cover in clear part <= 1% 		   
225   Fresh snow; 75% < Clear Area <= 99%
  Snow cover in clear part <= 1% 		   
226   Fresh snow; Clear Area > 99%
  Snow cover in clear part <= 1% 		   
227   Fresh snow; Thin overcast (tau < 10) over bright snow    
228   Fresh snow; 1% < Clear Area <= 25%
  1% < Snow cover in clear part <= 25% 		   
229   Fresh snow; 25% < Clear Area <= 50%
  1% < Snow cover in clear part <= 25% 		   
230   Fresh snow; 50% < Clear Area <= 75%
  1% < Snow cover in clear part <= 25% 		   
231   Fresh snow; 75% < Clear Area <= 99%
  1% < Snow cover in clear part <= 25% 		   
232   Fresh snow; Clear Area > 99%
  1% < Snow cover in clear part <= 25% 		   
233   Fresh snow; Thick overcast (tau > 10) over dark snow    
235   Fresh snow; 25% < Clear Area <= 50%
  25% < Snow cover in clear part <= 50% 		   
236   Fresh snow; 50% < Clear Area <= 75%
  25% < Snow cover in clear part <= 50% 		   
237   Fresh snow; 75% < Clear Area <= 99%
  25% < Snow cover in clear part <= 50% 		   
238   Fresh snow; Clear Area > 99%
  25% < Snow cover in clear part <= 50% 		   
239   Fresh snow; Thick overcast (tau > 10) over bright snow    
242   Fresh snow; 50% < Clear Area <= 75%
  50% < Snow cover in clear part <= 75% 		   
243   Fresh snow; 75% < Clear Area <= 99%
  50% < Snow cover in clear part <= 75% 		   
244   Fresh snow; Clear Area > 99%
  50% < Snow cover in clear part <= 75% 		   
249   Fresh snow; 75% < Clear Area <= 99%
  75% < Snow cover in clear part <= 99% 		   
250   Fresh snow; Clear Area > 99%
  75% < Snow cover in clear part <= 99% 		   
255   Fresh snow; Clear-sky dark snow    
256   Fresh snow; Clear-sky bright snow    
       
260   Average of all Sea Ice scenes     not used in production
261   Sea ice; thin overcast (tau < 10) over dark snow    
262   Sea ice; 1% < Clear Area <= 25%
  Snow cover in clear part <= 1% 		662  
263   Sea ice; 25% < Clear Area <= 50%
  Snow cover in clear part <= 1% 		663  
264   Sea ice; 50% < Clear Area <= 75%
  Snow cover in clear part <= 1% 		664  
265   Sea ice; 75% < Clear Area <= 99%
  Snow cover in clear part <= 1% 		665  
266   Sea ice; Clear Area > 99%
  Snow cover in clear part <= 1% 		666  
267   Sea ice; thin overcast (tau < 10) over bright snow    
268   Sea ice; 1% < Clear Area <= 25%
  1% < Snow cover in clear part <= 25% 		668  
269   Sea ice; 25% < Clear Area <= 50%
  1% < Snow cover in clear part <= 25% 		669  
270   Sea ice; 50% < Clear Area <= 75%
  1% < Snow cover in clear part <= 25% 		670  
271   Sea ice; 75% < Clear Area <= 99%
  1% < Snow cover in clear part <= 25% 		671  
272   Sea ice; Clear Area > 99%
  1% < Snow cover in clear part <= 25% 		672  
273   Sea ice; thick overcast (tau > 10) over dark snow 673  
275   Sea ice; 25% < Clear Area <= 50%
  25% < Snow cover in clear part <= 50% 		675  
276   Sea ice; 50% < Clear Area <= 75%
  25% < Snow cover in clear part <= 50% 		676  
277   Sea ice; 75% < Clear Area <= 99%
  25% < Snow cover in clear part <= 50% 		677  
278   Sea ice; Clear Area > 99%
  25% < Snow cover in clear part <= 50% 		678  
279   Sea ice; thick overcast (tau > 10) over bright snow 679  
282   Sea ice; 50% < Clear Area <= 75%
  50% < Snow cover in clear part <= 75% 		682  
283   Sea ice; 75% < Clear Area <= 99%
  50% < Snow cover in clear part <= 75% 		683  
284   Sea ice; Clear Area > 99%
  50% < Snow cover in clear part <= 75% 		684  
289   Sea ice; 75% < Clear Area <= 99%
  75% < Snow cover in clear part <= 99% 		689  
290   Sea ice; Clear Area > 99%
  75% < Snow cover in clear part <= 99% 		690  
295   Sea ice; clear-sky dark snow 695  
296   Sea ice; clear-sky bright snow 696  


  SW NEURAL NETWORK:
ADM Type ANN Scene IGBP
301   Evegreen Forests 1, 2
302   Deciduous Forests 3, 4, 5
303   Woody Shrubs 6, 8
304   Dark Desert 7, 18
305   Bright Desert 16
306   Water Bodies 17
307   Grass 9, 10, 11
308   Crops, cities 12, 13, 14
309   Snow and Ice 15, 19
310   Sea Ice 20



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Web Curator: Dr. K. Loukachine K.Loukachine@larc.nasa.gov
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