Figure 6From: Robotic systems for the determination of the composition of solar system materials by means of fireball spectroscopyExpected relative intensity as function of meteor velocity (km s−1) of Na I-1, Mg I-2, and Fe I-15 multiplets for chondritic meteoroids. Circle: SPMN151211 Geminid; asterisk: SPMN101212 Northern χ-Orionid; cross: SPMN270712 α-Capricornid fireball (Borovička et al., 2005).Back to article page