filter B, bin 1, night 201006, compared to night 201005, sigma = 0.0015
filter C, bin 1, night 201004
filter CV, bin 1, night 201005
filter I, bin 1, night 201006, compared to night 201005, sigma = 0.0015
filter R, bin 1, night 201006, compared to night 201005, sigma = 0.0015
filter V, bin 1, night 201006, compared to night 201005, sigma = 0.0016