2MASS Combined Calibration Field Source Table

Photometric calibration for 2MASS was performed using observations of calibration fields made at regular intervals during each night of survey operations....2微米全天巡天（Two Micron All-Sky Survey，2MASS）的测光校准工作，系采用巡天观测期间每个观测夜内按固定间隔获取的校准场观测数据完成。