New observation
11/25/2024
CG Cyg
13
Brian Kendrick, North Mesa Observatory (IAU code V27), 11/22/2024
0.254m reflector F6.894
CCD Atik 383L+ (KAF-8300) MaximDL, 20sec exposures, 2x2 bin= 1.27 "/px, L filter.
CCD Atik 383L+ (KAF-8300) MaximDL, 20sec exposures, 2x2 bin= 1.27 "/px, L filter.
. . .
New observation
11/17/2024
CG Cyg
13
Brian Kendrick, North Mesa Observatory (IAU code V27), 11/17/2024
0.254m reflector F6.894
CCD Atik 383L+ (KAF-8300) MaximDL, 20sec exposures, 2x2 bin= 1.27 "/px, G filter.
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
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
----- 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
----- 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
----- 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
----- 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
. . .
New minimum
2/10/2019
CG Cyg
13
Bragagnolo U., Gruppo Astrofili Salese S.M di Sala (Venezia ) ITALIA
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
----- 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
. . .
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
----- 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
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
. . .