Table 2 Retrieved calibration coefficients for sensor data.

From: In-ice light measurements during the MOSAiC expedition

Coefficient

VISR

VISG

VISB

VISC

 

lightharp:

τ

2.045 × 10−4

2.677 × 10−4

2.569 × 10−4

—

β

1.065 × 10−3

1.233 × 10−3

1.081 × 10−3

—

α

1.0989

0.989

1.573

—

 

lightchain 2020R11 and 2020R21:

τ

2.385 × 10−5

3.194 × 10−5

3.096 × 10−5

3.600 × 10−5

β

1.267 × 10−4

1.475 × 10−4

1.322 × 10−4

1.570 × 10−4

  1. τ converts lightharp and lightchain intensity measurements into calibrated values of irradiance, β converts sensor measurements to photon flux density measurements, and α defines the linear spectral combination of lightharp measurements to PAR.
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