SP3Parser doesn't pass the coordinates system from header to the frame builder
This is a follow-on of issue #1353 (closed).
When a SP3Parser
parses a file, it uses the hard-coded name SP3Parser.SP3_FRAME_CENTER_STRING
(which reads "EARTH") for the frame, which leads to a default frame being selected, despite the header specifies one.
The coordinates system from the header should be used