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. 2015 Oct 15;3:25. doi: 10.1186/s40462-015-0062-5

Table 2.

Average bias and SD estimated by GeoLight and FLightR for simulated stationary tags at 5° N and 55° N. GeoLight calibration was done by July twilights

Month 5 55
Latitude Longitude Latitude Longitude
GeoLight FLightR GeoLight FLightR GeoLight FLightR GeoLight FLightR
Mean bias SD Mean bias SD Mean bias SD Mean bias SD Mean bias SD Mean bias SD Mean bias SD Mean bias SD
1 0.13 2.52 −0.03 0.33 −1.05 0.97 0 0.13 0.91 1.63 −0.09 0.26 −0.65 1.74 0.05 0.29
2 0.65 3.57 −0.04 0.28 −1.15 0.83 0 0.13 0.54 3.40 −0.10 0.23 −0.94 1.64 0.04 0.27
3 2.23 10.86 −0.03 0.33 −0.99 0.82 0 0.13 0.85 10.96 −0.09 0.26 −0.93 1.50 0.05 0.29
4 −0.01 6.03 −0.04 0.31 −1.04 0.77 0 0.13 −0.22 2.25 −0.09 0.25 −1.23 1.72 0.04 0.28
5 −0.13 2.46 −0.03 0.33 −0.95 0.83 0 0.13 −0.55 1.68 −0.09 0.27 −1.29 2.47 0.05 0.30
6 −0.64 1.76 −0.04 0.31 −1.15 0.91 0 0.13 −0.90 1.02 −0.09 0.25 −0.63 2.02 0.04 0.28
7 −0.60 2.42 −0.03 0.33 −1.10 0.94 0 0.13 −0.56 1.19 −0.09 0.26 −0.90 1.97 0.05 0.29
8 −0.08 4.74 −0.03 0.33 −1.12 0.99 0 0.13 −0.90 1.62 −0.09 0.26 −1.11 1.43 0.05 0.29
9 3.63 7.88 −0.04 0.31 −1.05 1.02 0 0.13 −2.41 3.59 −0.09 0.25 −0.69 1.46 0.04 0.28
10 0.82 6.45 −0.03 0.33 −1.11 0.67 0 0.13 2.75 8.07 −0.09 0.26 −1.10 1.34 0.05 0.29
11 −0.74 2.82 −0.04 0.31 −0.69 0.86 0 0.13 1.01 2.02 −0.09 0.25 −1.28 1.60 0.04 0.28
12 0.70 2.01 −0.03 0.32 −1.15 0.81 0 0.13 0.76 1.53 −0.09 0.26 −1.15 1.95 0.05 0.29