Dawn at Vesta - GRaND

Raw Data (Level 1a)

Status: Archived

The GRaND L1a are a time-ordered collection of gamma ray and neutron counting data and histograms acquired by GRaND during all phases of the Dawn mission. The dataset includes state-of-health data, such as temperature and voltage readings, needed for the analysis of the counting data. This data set covers the Vesta encounter.

Data set: Browse: Download:
GRaND Raw data (L1a), all Vesta phases (14 Gb) DWNVGRD_1A Download (4.5 Gb)

Use the following citation to reference this data set:

Prettyman, T.H., DAWN GRAND RAW (EDR) VESTA COUNTS V1.0, DAWN-A-GRAND-2-EDR-VESTA-COUNTS-V1.0. NASA Planetary Data System, 2011."


Calibrated Data (Level 1b)

Status: Archived

The GRaND Reduced Data Records (RDR) contain a time series of calibrated spectra, counting data, and ephemeris, pointing, and geometry (EPG) data. The data set is specific to Vesta encounter.

Data set: Browse: Download:
GRaND calibrated data (L1b), all Vesta phases (1.5 Gb) DWNVGRD_1B Download (244 Mb)

Use the following citation to reference this data set:

Prettyman, T.H. AND N. YAMASHITA, DAWN GRAND CALIBRATED (RDR) VESTA COUNTS V1.0, DAWN-A-GRAND-3-RDR-VESTA-COUNTS-V1.0. NASA Planetary Data System, 2014."

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