The NEAR spacecraft flew by asteroid 253 Mathilde on June 25-27, 1997. The Multi- Spectral Imager (MSI) and the Radio Science (RSS) instruments acquired data during the flyby of Mathilde. There is also Mathilde
SPICE data archived at NAIF. For access to the NEAR Mathilde data, go to the
NEAR links provided for Eros and select these instruments and time range.