{"id":798,"date":"2020-02-07T16:37:11","date_gmt":"2020-02-07T20:37:11","guid":{"rendered":"https:\/\/www2.whoi.edu\/site\/aomip\/?page_id=798"},"modified":"2021-06-18T09:28:03","modified_gmt":"2021-06-18T13:28:03","slug":"forcing-data-notation","status":"publish","type":"page","link":"https:\/\/www2.whoi.edu\/site\/aomip\/data\/forcing-data-notation\/","title":{"rendered":"Forcing Data – Notation"},"content":{"rendered":"\n\n\t

Forcing Data – Notation<\/h1>\n\n\n\n\n\t\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t
Description<\/strong><\/th>Notation<\/strong><\/th>Value<\/strong><\/th>Units<\/strong><\/th>Comment<\/strong><\/th>\n<\/tr>\n<\/thead>\n
Air density<\/td>\"\"<\/td>1.3<\/td>kg\u00a0m-3<\/sup><\/td>\u00a0<\/td>\n<\/tr>\n
Snow density<\/td>\"\"<\/td>300.0<\/td>kg\u00a0m-3<\/sup><\/td>\u00a0<\/td>\n<\/tr>\n
Ice density<\/td>\"\"<\/td>900.0<\/td>kg\u00a0m-3<\/sup><\/td>\u00a0<\/td>\n<\/tr>\n
Ocean density<\/td>\"\"<\/td>1025.0<\/td>kg\u00a0m-3<\/sup><\/td>\u00a0<\/td>\n<\/tr>\n
Coriolis parameter<\/td>f<\/em><\/td>\u00a0<\/td>s-1<\/sup><\/td>Function of latitude only<\/td>\n<\/tr>\n
Sea level air pressure<\/a><\/td>pa<\/sub><\/em><\/td>\u00a0<\/td>Pa<\/td><\/td>\n<\/tr>\n
Geostrophic wind<\/a><\/td>\"\"<\/td>\u00a0<\/td>m\u00a0s-1<\/sup><\/td><\/td>\n<\/tr>\n
Surface wind<\/a><\/td>\"\"<\/td>\u00a0<\/td>m\u00a0s-1<\/sup><\/td><\/td>\n<\/tr>\n
Sea-ice velocity<\/td>\"\"<\/td>\u00a0<\/td>m\u00a0s-1<\/sup><\/td><\/td>\n<\/tr>\n
Ocean surface velocity<\/td>\"\"<\/td>\u00a0<\/td>m\u00a0s-1<\/sup><\/td><\/td>\n<\/tr>\n
Surface stress air-ocean<\/a><\/td>\"\"<\/td>\u00a0<\/td>Pa<\/td>\u00a0<\/td>\n<\/tr>\n
Drag coefficient air-ocean<\/a><\/td>Dao<\/sub><\/em><\/td>(1.10 + 0.04 Ws<\/sub>)\u00a0x \u00a010-3<\/sup><\/td>\u00a0<\/td>Dependent on surface wind speed<\/td>\n<\/tr>\n
Surface stress air-ice<\/a><\/td>\"\"<\/td>\u00a0<\/td>Pa<\/td>\u00a0<\/td>\n<\/tr>\n
Drag coefficient air-ice<\/a><\/td>Dai<\/sub><\/em><\/td>(1.10 + 0.04 Ws<\/sub>)\u00a0x \u00a010-3<\/sup><\/td>\u00a0<\/td>Dependent on surface wind speed<\/td>\n<\/tr>\n
Surface stress ice-ocean<\/a><\/td>\"\"<\/td>\u00a0<\/td>Pa<\/td>\u00a0<\/td>\n<\/tr>\n
Drag coefficient ice-ocean<\/a><\/td>Dio<\/sub><\/em><\/td>5.50 x 10-3<\/sup><\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Air temperature<\/a><\/td>Ta<\/sub><\/em><\/td>\u00a0<\/td>\u00b0C<\/td><\/td>\n<\/tr>\n
Surface temperature ice (snow)<\/td>Tis<\/sub><\/em><\/td>\u00a0<\/td>\u00b0C<\/td><\/td>\n<\/tr>\n
Melting point ice (snow) surface<\/a><\/td>Tmis<\/sub><\/em><\/td>0.0 <\/td>\u00b0C<\/td><\/td>\n<\/tr>\n
Surface temperature ocean<\/td>Tos<\/sub><\/em><\/td>\u00a0<\/td>\u00b0C<\/td><\/td>\n<\/tr>\n
Freezing point temperature ocean surface<\/a><\/td>Tfos<\/sub><\/em><\/td>\u00a0<\/td>\u00b0C<\/td><\/td>\n<\/tr>\n
Surface salinity ocean<\/a><\/td>Sos<\/sub><\/em><\/td>\u00a0<\/td>psu<\/td><\/td>\n<\/tr>\n
Ice salinity<\/a><\/td>Si<\/sub><\/em><\/td>4<\/td>psu<\/td><\/td>\n<\/tr>\n
Surface salinity restoring time<\/a><\/td>\"\"<\/td>180<\/td>days<\/td><\/td>\n<\/tr>\n
Coefficient of salinity-dependent freezing point<\/a><\/td>mf<\/sub><\/em><\/td>-0.0575<\/td>\u00b0C\/psu<\/td>\u00a0<\/td>\n<\/tr>\n
Relative humidity<\/a><\/td>rh<\/sub><\/em><\/td>0.9<\/td>\u00a0<\/td>Regional models only<\/td>\n<\/tr>\n
Vapor pressure in air<\/a><\/td>ea<\/sub><\/em><\/td>\u00a0<\/td>Pa<\/td><\/td>\n<\/tr>\n
Saturation vapor pressure over ocean surface<\/a><\/td>eos<\/sub><\/em><\/td>\u00a0<\/td>Pa<\/td><\/td>\n<\/tr>\n
Saturation vapor pressure over ice (snow) surface<\/a><\/td>eis<\/sub><\/em><\/td>\u00a0<\/td>Pa<\/td><\/td>\n<\/tr>\n
Specific humidity in air<\/a><\/td>qa<\/sub><\/em><\/td>\u00a0<\/td>kg\u00a0kg-1<\/sup><\/td><\/td>\n<\/tr>\n
Specific humidity at ocean surface<\/a><\/td>qos<\/sub><\/em><\/td>\u00a0<\/td>kg\u00a0kg-1<\/sup><\/td><\/td>\n<\/tr>\n
Specific humidity at ice (snow) surface<\/a><\/td>qis<\/sub><\/em><\/td>\u00a0<\/td>kg\u00a0kg-1<\/sup><\/td><\/td>\n<\/tr>\n
Evaporation over ocean surface<\/a><\/td>Eos<\/sub><\/em><\/td>\u00a0<\/td>m s-1<\/sup><\/td>Evaluated at ocean equivalent density<\/td>\n<\/tr>\n
Sublimation over ice (snow) surface<\/a><\/td>Eis<\/sub><\/em><\/td>\u00a0<\/td>m s-1<\/sup><\/td>Evaluated at ocean equivalent density<\/td>\n<\/tr>\n
Precipitation<\/a><\/td>P<\/em><\/td>\u00a0<\/td>m s-1<\/sup><\/td>Evaluated at ocean equivalent density<\/td>\n<\/tr>\n
Cloud cover fraction<\/td>cf<\/sub><\/em><\/td>[0..1]<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Steffan-Boltzmann constant<\/td>\"\"<\/td>5.67 x 10-8<\/sup><\/td>W\u00a0m-2<\/sup>\u00a0K-4<\/sup><\/td><\/td>\n<\/tr>\n
Specific heat of air<\/td>cpa<\/sub><\/em><\/td>1004<\/td>J\u00a0kg-1<\/sup>\u00a0K-1<\/sup><\/td><\/td>\n<\/tr>\n
Specific heat of ice (snow)<\/td>cpi<\/sub><\/em><\/td>2090<\/td>J\u00a0kg-1<\/sup>\u00a0K-1<\/sup><\/td><\/td>\n<\/tr>\n
Specific heat of ocean<\/td>cpo<\/sub><\/em><\/td>4190<\/td>J\u00a0kg-1<\/sup>\u00a0K-1<\/sup><\/td><\/td>\n<\/tr>\n
Latent heat of fusion<\/td>Lf<\/sub><\/em><\/td>0.334 x 106<\/sup><\/td>J\u00a0kg-1<\/sup><\/td><\/td>\n<\/tr>\n
Latent heat of vaporization<\/td>Lv<\/sub><\/em><\/td>2.501 x 106<\/sup><\/td>J\u00a0kg-1<\/sup><\/td><\/td>\n<\/tr>\n
Latent heat of sublimation<\/td>Ls<\/sub><\/em><\/td>2.835 x 106<\/sup><\/td>J\u00a0kg-1<\/sup><\/td><\/td>\n<\/tr>\n
Exchange coefficient of sensible heat<\/a><\/td>Csh<\/sub><\/em><\/td>1.20 x 10-3<\/sup><\/td>\u00a0<\/td><\/td>\n<\/tr>\n
Exchange coefficient of latent heat<\/a><\/td>Clh<\/sub><\/em><\/td>1.50 x 10-3<\/sup><\/td>\u00a0<\/td><\/td>\n<\/tr>\n
Albedo of ice<\/a><\/td>\"\"<\/td>0.60<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Albedo of melting ice<\/a><\/td>\"\"<\/td>0.50<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Albedo of snow<\/a><\/td>\"\"<\/td>0.80<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Albedo of melting snow<\/a><\/td>\"\"<\/td>0.70<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Albedo of ocean<\/a><\/td>\"\"<\/td>0.10<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Emissivity of snow<\/a><\/td>\"\"<\/td>0.99<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Emissivity of ice<\/a><\/td>\"\"<\/td>0.97<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Emissivity of ocean<\/a><\/td>\"\"<\/td>0.97<\/td>\u00a0<\/td>\u00a0<\/td>\n<\/tr>\n
Solar constant<\/a><\/td>\"\"<\/td>1353<\/td>W\u00a0m-2<\/sup><\/td>\u00a0<\/td>\n<\/tr>\n
Sensible heat flux<\/a><\/td>\"\"<\/td>\u00a0<\/td>W\u00a0m-2<\/sup><\/td><\/td>\n<\/tr>\n
Latent heat flux<\/a><\/td>\"\"<\/td>\u00a0<\/td>W\u00a0m-2<\/sup><\/td><\/td>\n<\/tr>\n
Shortwave radiation<\/a><\/td>\"\"<\/td>\u00a0<\/td>W\u00a0m-2<\/sup><\/td><\/td>\n<\/tr>\n
Longwave radiation<\/a><\/td>\"\"<\/td>\u00a0<\/td>W\u00a0m-2<\/sup><\/td><\/td>\n<\/tr>\n
Day of Year<\/a><\/td>\"\"<\/td>\u00a0<\/td>\u00a0<\/td>[1..365]<\/td>\n<\/tr>\n
Hour of Day<\/a><\/td>\"\"<\/td>\u00a0<\/td>\u00a0<\/td>[0..23]<\/td>\n<\/tr>\n
Solar Zenith Angle<\/a><\/td>\"\"<\/td>\u00a0<\/td>\u00a0<\/td>\"\"<\/td>\n<\/tr>\n
Hour Angle<\/a><\/td>\"\"<\/td>\u00a0<\/td>\u00a0<\/td>\"\"<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n","protected":false},"excerpt":{"rendered":"

Forcing Data – Notation<\/p>\n","protected":false},"author":83,"featured_media":0,"parent":307,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"tpl-sidebar.php","meta":{"advanced-sidebar-menu\/link-title":"","advanced-sidebar-menu\/exclude-page":false},"_links":{"self":[{"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/pages\/798"}],"collection":[{"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/users\/83"}],"replies":[{"embeddable":true,"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/comments?post=798"}],"version-history":[{"count":3,"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/pages\/798\/revisions"}],"predecessor-version":[{"id":1689,"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/pages\/798\/revisions\/1689"}],"up":[{"embeddable":true,"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/pages\/307"}],"wp:attachment":[{"href":"https:\/\/www2.whoi.edu\/site\/aomip\/wp-json\/wp\/v2\/media?parent=798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}