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WV-3745 & WV-3746: Add PACE HARP2 and SPEXone Corrected Reflectance (#6147)
* Add SPEXone and HARP2 CR layers * Add preview images * Update layer-picker-test.spec.js * Update layer descriptions * Remove wrap and update preview image
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These images are called true-color or natural color because this combination of wavelengths is similar to what the human eye would see. The images are natural-looking images of land surface, oceanic and atmospheric features.
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This Corrected Reflectance (True Color) layer is from the Hyper-Angular Rainbow Polarimeter #2 (HARP2) instrument, which is a wide-angle imaging polarimeter aboard NASA's Plankton, Aerosol, Cloud, ocean Ecosystem (PACE) satellite. The sensor resolution is 2.6 km, imagery resolution is 1 km, and the temporal resolution is daily.
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References: PACE_HARP2_L1C_SCI [doi:10.5067/PACE/HARP2/L1C/SCI/3](https://doi.org/10.5067/PACE/HARP2/L1C/SCI/3)
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### About HARP2
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The Hyper-Angular Rainbow Polarimeter #2 (HARP2) instrument, flying aboard the PACE spacecraft, is a wide-angle imaging polarimeter designed to measure aerosol particles and clouds, as well as properties of land and water surfaces. The amount and type of particles in suspension in the atmosphere are relevant to applications pertaining to health effects, cloud life cycle and precipitation, climate, etc. HARP2 will combine data from multiple along-track viewing angles (up to 60 degrees), four spectral bands in the visible and near infrared ranges, and three angles of linear polarization to measure the microphysical properties of the atmospheric particles including their size distribution, amount, refractive indices and particle shape.
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### About PACE
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[PACE](https://pace.gsfc.nasa.gov/) is NASA's Plankton, Aerosol, Cloud, ocean Ecosystem mission. The mission carries the Ocean Color Instrument (OCI), the Spectro-Polarimeter for Planetary Exploration (SPEXone), and the Hyper Angular Research Polarimeter (HARP2). OCI, PACE’s primary instrument, is an optical spectrometer that measures the intensity of light over portions of the electromagnetic spectrum. SPEXone and HARP2 are multi-angle polarimeters and they will be used to measure how the oscillation of sunlight within a geometric plane - known as its polarization - is changed by passing through clouds, aerosols, and the ocean. Measuring polarization states of UV-to-shortwave light at various angles provides detailed information on the atmosphere and ocean, such as particle size and composition. PACE will cover the entire globe every two days.
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These images are called true-color or natural color because this combination of wavelengths is similar to what the human eye would see. The images are natural-looking images of land surface, oceanic and atmospheric features. The downside of this set of bands is that they tend to produce a hazy image.
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The sensor resolution is 1.2 km, imagery resolution is 1 km, and the temporal resolution is daily.
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This Corrected Reflectance (True Color) layer is from the Ocean Color Instrument (OCI), which is a spectrometer aboard NASA's Plankton, Aerosol, Cloud, ocean Ecosystem (PACE) satellite. The sensor resolution is 1.2 km, imagery resolution is 1 km, and the temporal resolution is daily.
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References: [PACE_OCI_L2_SFREFL_NRT](https://cmr.earthdata.nasa.gov/search/concepts/C2910373807-OB_CLOUD.html); PACE_OCI_L2_SFREFL [doi:10.5067/PACE/OCI/L2/SFREFL/V1](https://doi.org/10.5067/PACE/OCI/L2/SFREFL/V1)

config/default/common/config/metadata/layers/oci/oci.md

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The Ocean Color Instrument (OCI) is a spectrometer used to measure intensity of light over portions of the electromagnetic spectrum: ultraviolet (UV), visible, near infrared, and several shortwave infrared bands. It will enable continuous measurement of light at finer wavelength resolution than previous NASA ocean color sensors, providing detailed information on the global ocean. The color of the ocean is determined by the interaction of sunlight with substances or particles present in seawater such as chlorophyll, a green photosynthetic pigment found in phytoplankton and land plants.
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### About PACE
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[PACE](https://pace.gsfc.nasa.gov/) is NASA's Plankton, Aerosol, Cloud, ocean Ecosystem mission. The mission carries the Ocean Color Instrument (OCI), the Spectro-Polarimeter for Planetary Exploration (SPEXone), and the Hyper Angular Research Polarimeter (HARP2). OCI,PACE’s primary instrument, is an optical spectrometer that measures the intensity of light over portions of the electromagnetic spectrum. SPEXone and HARP2 are multi-angle polarimeters and they will be used to measure how the oscillation of sunlight within a geometric plane - known as its polarization - is changed by passing through clouds, aerosols, and the ocean. Measuring polarization states of UV-to-shortwave light at various angles provides detailed information on the atmosphere and ocean, such as particle size and composition. PACE will cover the entire globe every two days and at a spatial resolution of 1.2 km.
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[PACE](https://pace.gsfc.nasa.gov/) is NASA's Plankton, Aerosol, Cloud, ocean Ecosystem mission. The mission carries the Ocean Color Instrument (OCI), the Spectro-Polarimeter for Planetary Exploration (SPEXone), and the Hyper Angular Research Polarimeter (HARP2). OCI, PACE’s primary instrument, is an optical spectrometer that measures the intensity of light over portions of the electromagnetic spectrum. SPEXone and HARP2 are multi-angle polarimeters and they will be used to measure how the oscillation of sunlight within a geometric plane - known as its polarization - is changed by passing through clouds, aerosols, and the ocean. Measuring polarization states of UV-to-shortwave light at various angles provides detailed information on the atmosphere and ocean, such as particle size and composition. PACE will cover the entire globe every two days.
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These images are called true-color or natural color because this combination of wavelengths is similar to what the human eye would see. The images are natural-looking images of land surface, oceanic and atmospheric features.
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This Corrected Reflectance (True Color) layer is from the Spectro-Polarimeter for Planetary Exploration (SPEXone) instrument, which is a multi-angle polarimeter aboard NASA's Plankton, Aerosol, Cloud, ocean Ecosystem (PACE) satellite. The sensor resolution is 5.4 x 4.6 km<sup>2</sup>, imagery resolution is 1 km, and the temporal resolution is daily.
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References: PACE_SPEXONE_L1C_SCI [doi:10.5067/PACE/SPEXone/L1C/SCI/3](https://doi.org/10.5067/PACE/SPEXone/L1C/SCI/3)
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### About SPEXone
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PACE's Spectro-Polarimeter for Planetary Exploration (SPEXone) instrument is a multi-angle polarimeter. It measures the intensity, Degree of Linear Polarization (DoLP) and Angle of Linear Polarization (AoLP) of sunlight reflected back from Earth's atmosphere, land surface, and ocean. The focus of the SPEXone development is to achieve a very high accuracy of DoLP measurements, which facilitates accurate characterization of aerosols in the atmosphere.
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Aerosols are small solid or liquid particles suspended in the air that affect climate directly through interaction with solar radiation. Aerosols affect climate indirectly by changing the micro- and macro-physical properties of clouds. According to the Intergovernmental Panel on Climate Change, aerosols are the largest source of error in quantifying the radiative forcing of climate change. SPEXone enables measurements of optical and micro-physical properties of aerosols with unprecedented detail and accuracy.
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### About PACE
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[PACE](https://pace.gsfc.nasa.gov/) is NASA's Plankton, Aerosol, Cloud, ocean Ecosystem mission. The mission carries the Ocean Color Instrument (OCI), the Spectro-Polarimeter for Planetary Exploration (SPEXone), and the Hyper Angular Research Polarimeter (HARP2). OCI, PACE’s primary instrument, is an optical spectrometer that measures the intensity of light over portions of the electromagnetic spectrum. SPEXone and HARP2 are multi-angle polarimeters and they will be used to measure how the oscillation of sunlight within a geometric plane - known as its polarization - is changed by passing through clouds, aerosols, and the ocean. Measuring polarization states of UV-to-shortwave light at various angles provides detailed information on the atmosphere and ocean, such as particle size and composition. PACE will cover the entire globe every two days.

config/default/common/config/wv.json/layerOrder.json

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"VIIRS_NOAA20_CorrectedReflectance_BandsM11-I2-I1_Granule",
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"VIIRS_NOAA20_CorrectedReflectance_BandsM3-I3-M11_Granule",
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"OCI_PACE_True_Color",
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"HARP2_PACE_True_Color",
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"SPEXONE_PACE_True_Color",
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"MODIS_Combined_L3_Nadir-BRDF_Daily",
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"BlueMarble_NextGeneration",
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"BlueMarble_ShadedRelief",
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{
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"layers": {
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"HARP2_PACE_True_Color": {
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"id": "HARP2_PACE_True_Color",
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"description": "harp2/HARP2_PACE_True_Color",
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"tags": "natural color harp2 pace plankton ocean",
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"group": "baselayers",
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"layergroup": "Corrected Reflectance",
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"wrapadjacentdays": false
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}
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}
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}
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{
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"layers": {
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"SPEXONE_PACE_True_Color": {
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"id": "SPEXONE_PACE_True_Color",
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"description": "spexone/SPEXONE_PACE_True_Color",
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"tags": "natural color spexone pace plankton ocean",
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"group": "overlays",
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"layergroup": "Corrected Reflectance",
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"wrapadjacentdays": false
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}
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}
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}

config/default/common/config/wv.json/measurements/Corrected Reflectance.json

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"Corrected Reflectance": {
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"id": "corrected-reflectance",
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"title": "Corrected Reflectance",
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"subtitle": "Aqua/MODIS, Terra/MODIS, Suomi NPP/VIIRS, NOAA-20/VIIRS, NOAA-21/VIIRS, PACE/OCI, Landsat/WELD, OrbView-2/SeaWiFS, ENVISAT/MERIS",
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"subtitle": "Aqua/MODIS, Terra/MODIS, Suomi NPP/VIIRS, NOAA-20/VIIRS, NOAA-21/VIIRS, PACE/HARP2, PACE/OCI, PACE/SPEXone, Landsat/WELD, OrbView-2/SeaWiFS, ENVISAT/MERIS",
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"sources": {
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"Aqua/MODIS": {
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"id": "aqua-modis",
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"OrbitTracks_NOAA-21_Ascending"
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]
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},
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"PACE/HARP2": {
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"id": "pace-harp2",
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"title": "PACE/HARP2",
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"description": "harp2/harp2",
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"image": "",
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"settings": [
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"HARP2_PACE_True_Color",
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"OrbitTracks_PACE_Ascending"
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]
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},
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"PACE/OCI": {
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"id": "pace-oci",
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"title": "PACE/OCI",
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"OrbitTracks_PACE_Ascending"
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]
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},
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"PACE/SPEXone": {
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"id": "pace-spexone",
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"title": "PACE/SPEXONE",
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"description": "spexone/spexone",
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"image": "",
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"settings": [
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"SPEXONE_PACE_True_Color",
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"OrbitTracks_PACE_Ascending"
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]
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},
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"Landsat/WELD": {
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"id": "landsat-weld",
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"title": "Landsat/WELD",

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