MEGREZ 88 FD 88/498 + MII G2-8300
CCD+I,exp.28 s., comp. UCAC4-407-008186.

----- EBFit result: -----
Tmin = 2460357.32143
Error (1 sigma): +0.00028/-0.00029 (Bootstrapping), +0.00007/-0.00009 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00055/-0.00057 (Bootstrapping), +0.00015/-0.00025 (Prayer bead)
LSM: chi^2 = 141.9, n_freedom = 19

MEGREZ 88 FD 88/498 + MII G2-8300
CCD+R,exp.30 s., comp. UCAC4-407-008186.

----- EBFit result: -----
Tmin = 2460357.32143
Error (1 sigma): +0.00027/-0.00034 (Bootstrapping), +0.00014/-0.00010 (Prayer bead), +0.00010/-0.00010 (LSM)
Error (95% CI): +0.00053/-0.00067 (Bootstrapping), +0.00018/-0.00024 (Prayer bead)
LSM: chi^2 = 183.0, n_freedom = 19

MEGREZ 88 FD 88/498 + MII G2-8300
CCD+V,exp.45 s., comp. UCAC4-407-008186.

----- EBFit result: -----
Tmin = 2460357.32156
Error (1 sigma): +0.00042/-0.00030 (Bootstrapping), +0.00035/-0.00042 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI): +0.00090/-0.00050 (Bootstrapping), +0.00047/-0.00061 (Prayer bead)
LSM: chi^2 = 96.2, n_freedom = 18

MEGREZ 88 FD 88/498 + MII G2-8300
CCD+B,exp.60 s., comp. UCAC4-407-008186.

----- EBFit result: -----
Tmin = 2460357.32153
Error (1 sigma): +0.00032/-0.00026 (Bootstrapping), +0.00020/-0.00017 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00060/-0.00056 (Bootstrapping), +0.00030/-0.00030 (Prayer bead)
LSM: chi^2 = 69.9, n_freedom = 21

Schmidt-Newton 0.25m F/4, CCD MX 716
Binn 2x2,Exp 25 sec, each 3 frames merged.

----- EBFit result: -----
Tmin = 2456556.62301
Error (1 sigma): +0.00092/-0.00096 (Bootstrapping), +0.00059/-0.00044 (Prayer bead), +0.00011/-0.00011 (LSM)
Error (95% CI): +0.00170/-0.00152 (Bootstrapping), +0.00079/-0.00127 (Prayer bead)
LSM: chi^2 = 3339.5, n_freedom = 61