CdC says your most likely object would be 4520 Dovzhenko at mag 14.9
Parameters from MPCORB
04520 13.0 0.15 K1128 263.62768 258.43991 94.46119 4.26138 0.2201549 0.28736552 2.2742923 0 MPO169569 814 17 1955-2009 0.58 M-v 38h MPCADO 0000 (4520) Dovzhenko 20091216
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