Three years of Atmospheric Infrared Sounder radiometric calibration validation using sea surface temperatures
- Authors: H. H. Aumann, Steve Broberg, Denis Elliott, Stev…
- Volume: Volume111, IssueD16
- DOI: https://doi.org/10.1029/2005JD006822
- 已发布: 23 August 2006
- 引用者: 66
- PDF: https://agupubs.onlinelibrary.wiley.com/doi/pdf/10.10…
[1] This paper evaluates the absolute accuracy and stability of the radiometric calibration of the Atmospheric Infrared Sounder (AIRS) by analyzing the difference between the brightness temperatures measured at 2616 cm−1 and those calculated at the top of the atmosphere (TOA), using the Real-Time Gl...Radiometric Stability Validation of 17 Years of AIRS …
2019年10月22日 · The ultimate evaluation of the accuracy and stability of the AIRS-calibrated radiances has to come from the observations of external standards with unassailable accuracy and stability.
Evaluating the Absolute Calibration Accuracy and Stability of AIRS ...
2020年8月25日 · After correcting the mean difference for cloud contamination and diurnal effects, the remaining bias relative to the CMC SST, is reasonably consistent with estimates of the …
- Aumann Calibration Accuracy 的研究
Absolute radiometric calibration accuracy of the Atmospheric …
AIRS has demonstrated in-flight NIST traceability and high radiometric accuracy. This accuracy is achieved in orbit by transferring the calibration from a Large Area Blackbody (LABB) to the …
Updates to the absolute radiometric accuracy of the AIRS on Aqua
2018年9月24日 · The accuracy is achieved by transferring the calibration from a Large Area Blackbody (LABB) to the On-Board Calibrator (OBC) blackbody during preflight testing and …
This may be the result of extensive AIRS/CRIS cross-calibration. We use the latitude normalized PDF from one year of Random Nadir Spectra to characterize AIRS and CRIS.
H. AUMANN | Project Scientist | Ph.D. Astrophysics - ResearchGate
We evaluate the stability of the radiometric calibration of the Atmospheric Infrared Sounder (AIRS) by analyzing the trend in the time series of the difference between the brightness …
Three years of AIRS radiometric calibration validation using sea ...
2006年8月27日 · The AIRS absolute radiometric calibration accuracy is around 0.2 K in brightness temperature (e.g., Aumann et al., 2006). AIRS radiances are routinely assimilated …
Three years of Atmospheric Infrared Sounder radiometric …
The AIRS radiometric calibration uses an internal full aperture wedge blackbody with the National Institute of Standards and Technology (NIST) traceable prelaunch calibration …
The absolute radiometric calibration accuracy of any sounder is a complicated function of its design, its on-orbit thermal environment, likely degradation on orbit, and the scene temperature.
