Imaging · collection · 2006
MODIS/Aqua Calibrated Radiances 1km 5-Min 1B Narrow Swath Subset along CloudSat V002 (MAC021S0)
Listed in NASA Earthdata CMR and NASA Data Portal — shown once because both records carry DOI 10.5067/gcpcpw0sw7p6
This is the narrow-swath MODIS/Aqua subset along CloudSat field of view track.
Description
The goal of the narrow-swath subset is to select and return MODIS data that are within +-5 km across the CloudSat track. I.e. the resultant MODIS subset swath is about 10 km cross-track.
Thus, MAC021S0 cross-track width is 11 pixels for radiances. Geolocations in the original product, however, are subsampled at 5-km, and thus the cross-track width of the subset geolocations is 3 pixels. Along-track, all MODIS pixels from the original product are preserved.
Read the rest (2 more)
In the standard product, the MODIS Level 1B data set contains calibrated and geolocated at-aperture radiances for 36 discrete bands located in the 0.4 to 14.4 micron region of electromagentic spectrum. These data are generated from the MODIS Level 1A scans of raw radiance and in the process converted to geophysical units of W/(m^2 um sr). In addition, the Earth Bi-directional Reflectance Distribution Function (BRDF) may be determined for the solar reflective bands (1-19, 26) through knowledge of the solar irradiance (e.g., determined from MODIS solar diffuser data, and from the target illumination geometry).
Additional data are provided including quality flags, error estimates and calibration data. Visible, shortwave infrared, and near infrared measurements are only made during the daytime, while radiances for the thermal infrared region (bands 20-25, 27-36) are measured continuously. (The shortname for this product is MAC021S0).
Links
Get the data
- Resource disc.gsfc.nasa.gov/datacollection/MAC021S0_002.html ↗
Access the dataset landing page from the GES DISC website.
landing page · download · from NASA CMR, data nasa gov
- MODIS Project Home Page modis.gsfc.nasa.gov ↗
documentation · download · from NASA CMR, data nasa gov
- Original MODIS L1B documents. mcst.gsfc.nasa.gov/l1b-documents ↗
documentation · download · from NASA CMR, data nasa gov
- Original Metadata cmr.earthdata.nasa.gov/search/concepts/C1236350891-GES_DISC.iso19115 ↗
download · from data nasa gov
- Access the data via HTTPS cmr.earthdata.nasa.gov/virtual-directory/collections/C1236350891-GES_DISC/temporal ↗
download · from NASA CMR
- search.earthdata.nasa.gov /search/granules?p=C1236350891-GES_DISC&q=MAC021S0_002 ↗
Earthdata Search allows users to search, discover, visualize, refine, and access NASA Earth Observation data.
download · from NASA CMR
- Resource cloudsat.cira.colostate.edu ↗
download · from data nasa gov
- PNG docserver.gesdisc.eosdis.nasa.gov/public/project/Images/MAC021S0_002.png ↗
download · preview image · from data nasa gov, NASA CMR
Where it is published
- NASA Data Portal dataset page data.nasa.gov/dataset/modis-aqua-calibrated-radiances-1km-5-min-1b-narrow-sw… ↗
landing page · from data nasa gov
- DOI doi.org/10.5067/gcpcpw0sw7p6 ↗
DOI / persistent id · from NASA CMR
Documentation and papers
- CloudSat Data Processing Center cloudsat.cira.colostate.edu ↗
documentation · from NASA CMR
Catalogue records · 3
- CKAN API data.nasa.gov/api/3/action/package_show?id=7e0da7bb-4658-4ecd-ba38-fb1b068f4… ↗
metadata API · from data nasa gov
- CMR UMM-JSON cmr.earthdata.nasa.gov/search/concepts/C1236350891-GES_DISC.umm_json ↗
metadata API · from NASA CMR
- CMR record cmr.earthdata.nasa.gov/search/concepts/C1236350891-GES_DISC.html ↗
catalogue entry · from NASA CMR
Topics
- Stated by source
- Earth Observing System, Aqua · Infrared Flux · Moderate-Resolution Imaging Spectroradiometer · Visible Flux
- From keywords
- Astronomy & Astrophysics · Earth & Environmental Science · Engineering · Ocean & Atmospheric Science · Physics
Provenance · 2 source records, 19 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| NASA Earthdata CMR | C1236350891-GES_DISC | 11 d ago | JSON v1 |
| NASA Data Portal | 7e0da7bb-4658-4ecd-ba38-fb1b068f43e4 | 8 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[field].local:field:astronomy | mapping · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| concepts[field].local:field:earth-environmental | mapping · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| concepts[field].local:field:engineering | mapping · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| concepts[field].local:field:ocean-atmospheric | mapping · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| concepts[field].local:field:physics | mapping · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| concepts[instrument].gcmd_instrument:modis | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/spectral-engineering/infrared-wavelengths/infrared-flux | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[measured_variable].gcmd:earth-science/spectral-engineering/visible-wavelengths/visible-flux | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| concepts[platform].gcmd_platform:aqua | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| created_date | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| description | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/Abstract |
| license_text | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| publication_date | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| spatial | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/SpatialExtent |
| temporal | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/TemporalExtents |
| title | source · NASA CMR | connector:nasa_cmr@1.0.0 | /umm/EntryTitle |
| updated_date | source · NASA CMR | connector:nasa_cmr@1.0.0 | |
| version_label | source · NASA CMR | connector:nasa_cmr@1.0.0 |