radatm corr landsat 8
TRANSCRIPT
7/23/2019 RadAtm Corr Landsat 8
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Landsat 8
Radiometric and atmospheric
corrections
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Sensor characteristics
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Bands range and location
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File nameLC81180652015167LG
N00.tar
L: LandsatC/O/T: Instrument;C=Combined, O=OLI, =IRS
8: Satellite039: !ath "#RS$%&022: Ro' "#RS$%&2000: (ear076: )ulian *a+ "*a+ - o.the calendar +ear = /
0arch&EDC: 1round Station 'herethe data 'as recei2ed00: 3rchi2e 2ersion number
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14! -%/ Sistem !enginderaan )auh !asi.
Correction 3pproach Se5uence
/67%/7/
DN
At-sensor radiance
At-sensor reflectance
At-surface reflectance
At-surface reflectance &
shadow-brightening free
Sensor calibration
Sunlight correction
Atmospheric correction
Topographic correction
Gain and offset coefficients
At-sensor radiance/sunlight-Solar-earth distance and
solar zenith angle calculation
Absolute or relative
atmospheric correction
Removal of multiplicative effects-Band to band ratios-Cosine-based correction-BRDF
Sources Scho!engerdt RA "#$$%& ' (hinn SR "#$$%&
Radiometric
correction
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9omponen Laporan
) ugas / < pembacaan metadata * abel in.ormasi
) ugas % < oresi radiometri
) ugas < oresi atmos.eri * !ROS4S
) *iagram alir oresi "rad, atm&
) Formula oresi "rad, atm&
) abel omponen metadata +ang digunaan
* >3LI*3SI ?3SIL@
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9omponen Laporan
* >3LI*3SI ?3SIL) !embahasan hasil oresi radiometri
) 1ambar hasil oresi radiometri
) abel hasil oresi radiometri
Georeferenced 1988 Radiance 1988 Reflectance 1988
Band Original Radiance O3 reAectance
/ /% $ %6
% $ %6
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9omponen Laporan
* >3LI*3SI ?3SIL) !embahasan oresi atmos.eri
) *ari mana dar piDel diperoleh, hasil oresi
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9omponen Laporan
* >3LI*3SI ?3SIL) Spectral reAectance plot
Before After
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ugas pertan+aan
) 9apan oresi atmos.eri diperluandan apan tida diperluanE
* Song, C, #oodcoc, C4, Seto, 9C, Lenne+, 0!, 0acomber, S3 "%66/& ClassiGcation and change detectionusing Landsat 0 data: 'hen and ho' to correct atmosphericeHectsE Remote Sensing of Environment, 75, %6$%http:77dDdoiorg7/6/6/-7S66$%"66&66/-$
* )ensen, )R %66, Remote Sensing of the Environment: An EarthResource Perspective (2nd ed), !earson !rentice ?all, e' )erse+ Bab -: Electromagnetic radiation principles andradiometric correction