SIMBAD references

N. N. Samus, Institute of Astronomy, Russian Academy of Sciences, writes that S. V. Antipin (Sternberg Institute) has searched 405 plates of the Moscow archive spanning 1964 July 12-1994 Oct. 7; the star that now appears to be varying in brightness appears constant at photographic magnitude 11.8 ± 0.1 (using Tycho B magnitudes for comparison stars). If variable, this star never was outside the magnitude range 11.7-12.0 on these archival plates.