2MASS Calibration Merged Point Source Information 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，通过在巡天运行的每个观测夜晚定期对校准天区开展观测来完成。