Detailed information on the identification of these asteroids is available in Cortés-Contreras et al. 2019.
The SVO archive of asteroids in the WFCAM Transit Survey Data Access Service has been developed in the framework of the Spanish Virtual Observatory project supported by the Spanish MINECO through grant AYA 2017-84089 and ASTERICS, a project supported by the European Commission Framework Programme Horizon 2020 Research and Innovation action under grant agreement n. 653477. The system is maintained by the Data Archive Unit of the CAB (CSIC-INTA).
If you use this service in your research, please cite Cortés-Contreras et al. 2019 and include the following acknowledgement in any resulting publications: "Based on data from the SVO archive of asteroids in the WFCAM Transit Survey at CAB (CSIC-INTA)"