Advances in Astronomy / 2016 / Article / Fig 11

Research Article

Caravan-Submm, Black Hole Imager in the Andes

Figure 11

Relations of signal , thermal noise , and correctly calibrated visibility . If the calibration is perfectly performed, the differential visibility shows thermal noise feature. While the calibration is insufficient, namely, systematic errors still remain, the differential visibility shows different distributions from thermal ones.

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