2MASS Calibration Point Source Working Database
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Photometric calibration for 2MASS was performed using observations of calibration fields made at regular intervals during each night of survey operations. Measurements of...
2微米全天巡天（2MASS）的测光定标工作，通过在巡天运行的每个夜间定期对定标场开展观测得以完成。对……的测量
