0.254m reflector F6.894
CCD Atik 383L+ (KAF-8300) MaximDL, 20sec exposures, 2x2 bin= 1.27 "/px, L filter.

0.254m reflector F6.894
CCD Atik 383L+ (KAF-8300) MaximDL, 20sec exposures, 2x2 bin= 1.27 "/px, L filter.

0.254m reflector F6.894
CCD Atik 383L+ (KAF-8300) MaximDL, 20sec exposures, 2x2 bin= 1.27 "/px, G filter.

0.254m reflector F6.894
CCD Atik 383L+ (KAF-8300) MaximDL, 20sec exposures, 2x2 bin= 1.27 "/px, G filter.

QHY294, LNS200, OAT
filter: clear
temp: -5C
binning: 2x2
exp_time: 60sec.
equip.: QHY294
lens: 200/8

----- EBFit result: -----
Tmin = 2460214.36210
Error (1 sigma): +0.00023/-0.00022 (Bootstrapping), +0.00006/-0.00007 (Prayer bead), +0.00018/-0.00018 (LSM)
Error (95% CI): +0.00049/-0.00044 (Bootstrapping), +0.00016/-0.00016 (Prayer bead)
LSM: chi^2 = 50.4, n_freedom = 29

WO REF 51/250 + ZWO ASI1600mm

----- EBFit result: -----
Tmin = 2460176.48898
Error (1 sigma): +0.00009/-0.00009 (Bootstrapping), +0.00005/-0.00006 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00017/-0.00017 (Bootstrapping), +0.00016/-0.00011 (Prayer bead)
LSM: chi^2 = 988.5, n_freedom = 116

Sct 200/2000 (reduced to 1300) + MI C2-7000A


----- EBFit result: -----
Tmin = 2460176.48895
Error (1 sigma): +0.00004/-0.00004 (Bootstrapping), +0.00004/-0.00004 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00007/-0.00007 (Bootstrapping), +0.00005/-0.00007 (Prayer bead)
LSM: chi^2 = 67.9, n_freedom = 78

Sky-Watcher REF 100/900 + QHY9


----- EBFit result: -----
Tmin = 2459908.25699
Error (1 sigma): +0.00007/-0.00008 (Bootstrapping), +0.00003/-0.00003 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00015/-0.00015 (Bootstrapping), +0.00005/-0.00005 (Prayer bead)
LSM: chi^2 = 1208.2, n_freedom = 223

Meade 6000 REF 80/480 + SBIG STF-8300M


----- EBFit result: -----
Tmin = 2459557.34202
Error (1 sigma): +0.00016/-0.00016 (Bootstrapping), +0.00004/-0.00003 (Prayer bead), +0.00030/-0.00030 (LSM)
Error (95% CI): +0.00035/-0.00031 (Bootstrapping), +0.00007/-0.00009 (Prayer bead)
LSM: chi^2 = 29.7, n_freedom = 101

Sky-Watcher REF 100/900 + QHY9
----- EBFit result: -----
Tmin = 2458463.25570
Error (1 sigma): +0.00024/-0.00021 (Bootstrapping), +0.00014/-0.00014 (Prayer bead), +0.00004/-0.00004 (LSM)
Error (95% CI): +0.00049/-0.00049 (Bootstrapping), +0.00022/-0.00020 (Prayer bead)
LSM: chi^2 = 4701.6, n_freedom = 118

Newton 254/1200-G2 402
----- EBFit result: -----
Tmin = 2458352.48452
Error (1 sigma): +0.00051/-0.00068 (Bootstrapping), +0.00029/-0.00039 (Prayer bead), +0.00062/-0.00062 (LSM)
Error (95% CI): +0.00781/-0.00221 (Bootstrapping), +0.00062/-0.00053 (Prayer bead)
LSM: chi^2 = 7.4, n_freedom = 4

Newton 254/1200-G2 402
----- EBFit result: -----
Tmin = 2458352.48434
Error (1 sigma): +0.00023/-0.00017 (Bootstrapping), +0.00010/-0.00011 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI): +0.00046/-0.00036 (Bootstrapping), +0.00011/-0.00014 (Prayer bead)
LSM: chi^2 = 11.9, n_freedom = 7

SCT 280/2800 mm + CCD G2-4000

----- EBFit result: -----
Tmin = 2458351.53669
Error (1 sigma): +0.00009/-0.00009 (Bootstrapping), +0.00004/-0.00005 (Prayer bead), +0.00003/-0.00003 (LSM)
Error (95% CI): +0.00018/-0.00019 (Bootstrapping), +0.00009/-0.00008 (Prayer bead)
LSM: chi^2 = 1543.1, n_freedom = 144

NWT 150/750, Canon 350d
C2_NWT150/750_40,50_1600

----- EBFit result: -----
Tmin = 2457249.55979
Error (1 sigma): +0.00023/-0.00021 (Bootstrapping), +0.00009/-0.00008 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI): +0.00042/-0.00041 (Bootstrapping), +0.00013/-0.00015 (Prayer bead)
LSM: chi^2 = 194.2, n_freedom = 114