source: Characteristics Radar observations indicate a fairly pure iron-nickel composition.
target: A mainly pure iron-nickel composition was observed by radar.
references: A mainly pure iron-nickel composition was observed by radar. Looking at radar shows pure Iron-nickel. Characteristics of radar observations indicate a fairly pure iron-nickel composition. Radar is made up of fairly pure iron-nickel. Observations show that it is made mainly of iron and nickel. Characteristics Radar indicates a fairly pure iron-nickel composition. Radar information shows a pure iron nickel composition. Radar observations show an iron-nickel composition. Viewing the Characteristics Radar indicates an almost all iron-nickel composition. Radar observations indicate a quite pure composition of iron-nickel.