TITLE: GCN CIRCULAR NUMBER: 17253 SUBJECT: GRB 141229A: 1.23m CAHA optical observations DATE: 14/12/30 02:14:22 GMT FROM: Javier Gorosabel at IAA-CSIC J. Gorosabel (IAA-CSIC/UPV-EHU), S. Hellmich (DLR), S. Mottola (DLR), report on behalf of a larger collaboration: We used the 1.23m CAHA telescope to image the XRT source (Benardini et al. GCN 17251) detected in the GRB 141229A field (Fujita et al. GCN 17246; Evans et al. GCN 17247; Roberts et al. GCN 17249). The observations were carried out in the I-band starting on Dec 29.93278 UT (~10.6 hours post GRB). No object brighter than I~21 (Vega) is detected within the XRT error circle.