au_icsm

au_icsm_README.txt

The files in this section result from the conversion of datasets originating from ICSM

Included grids

Australia: AGD66 -> GDA94

Source: ICSM
Format: GeoTIFF convered from NTv2
License: Creative Commons Attribution 4.0

Full national coverage two-way transformation file – see Appendix B in the GDA2020 Technical Manual for details.

• au_icsm_A66_National_13_09_01.tif

Australia: AGD84 -> GDA94

Source: ICSM
Format: GeoTIFF convered from NTv2
License: Creative Commons Attribution 4.0

Full coverage two-way transformation file in those states that originally adopted AGD84 - West Australia, South Australia, Queensland – see Appendix B in the GDA2020 Technical Manual for details.

• au_icsm_National_84_02_07_01.tif

Australia: GDA94 -> GDA2020

Source: ICSM
Format: GeoTIFF convered from NTv2
License: Creative Commons Attribution 4.0

Full national coverage two-way transformation files – See Sections 3.2 and 3.7 in the GDA2020 Technical Manual for details. Table 3.4 details which grid to use.

• au_icsm_GDA94_GDA2020_conformal.tif
• au_icsm_GDA94_GDA2020_conformal_and_distortion.tif
• au_icsm_GDA94_GDA2020_conformal_christmas_island.tif
• au_icsm_GDA94_GDA2020_conformal_cocos_island.tif