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Table · dataset · 2026

MESSENGER MDIS MAP PROJECTED BASEMAP RDR V1.0

Listed in NASA Data Portal

Description

Abstract

The Mercury Dual Imaging System (MDIS) consists of two cameras, a Wide Angle Camera (WAC) and a Narrow Angle Camera (NAC), mounted on a common pivot platform. This dataset includes the Basemap Reduced Data Records. The Map Projected Basemap RDR (BDR) data set consists of a global map of I/F measured by the NAC or in WAC filter 7 (both centered near 750 nm) at moderate/high incidence angle, photometrically normalized to a solar incidence angle (i) : 30 degrees, emission angle (e) : 0 degrees, and phase angle (g) : 30 degrees at a spatial sampling of 256 pixels per degree.

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The map is divided into 54 segments or 'tiles', each representing the NW, NE, SW, or SE quadrant of one of the 13 non-polar or one of the 2 polar quadrangles or 'Mercury charts' already defined by the USGS. Each tile also contains 5 backplanes: observation id for each included image; BDR metric, used to determine the stacking order of component images; solar incidence angle; emission angle; and phase angle.

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Inferred from text
Image 75% · Imaging 75%
Provenance · 1 source records, 12 field assertions
SourceKeyLast seenRaw
NASA Data Portal1e6055bc-d2ed-413d-b8e0-c0e190c15fa48 d agoJSON v1
FieldAssertionExtractorEvidence
concepts[field].local:field:astronomymapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:earth-environmentalmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:ocean-atmosphericmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:physicsmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[modality].local:modality:imageenrichment · data nasa govkeyword-concept-rules@1.0.0title+description (75%)
concepts[modality].local:modality:imagingenrichment · data nasa govkeyword-concept-rules@1.0.0title+description (75%)
created_datesource · data nasa govconnector:data_nasa_gov@1.0.0
descriptionsource · data nasa govconnector:data_nasa_gov@1.0.0/notes
license_textsource · data nasa govconnector:data_nasa_gov@1.0.0
publication_datesource · data nasa govconnector:data_nasa_gov@1.0.0
titlesource · data nasa govconnector:data_nasa_gov@1.0.0/title
updated_datesource · data nasa govconnector:data_nasa_gov@1.0.0