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Figure 1: The nightly number of frames taken, seeing, humidity and temperature conditions. Day number is from the 11 November 1994, i.e. Julian date 2 449 667.0. |
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Figure 2: The combined CCD quantum efficiency, optical transmission and filter transmission for the USNO Flagstaff 1.5 m reflector and the OATo 1.05 m reflector. |
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Figure 3: Observations of 0423+120 along with the fitted path. The X marks the position of the base plate. |
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Figure 4: The white dwarf sequence in the H-R diagram. The asterisks are from MON92, triangles from HIPPARCOS and pluses with error bars this paper. |
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