New minimum
3/2/2026
CH CMa
3
Luis F. Tapia Portillo, Estación Astrofísica de Bosque Alegre, 3/31/2022
Reflector Newtoniano 1.54 m, Apogee Alta U9, V
. . .
New observation
3/2/2026
CH CMa
3
Luis F. Tapia Portillo, Estación Astrofísica de Bosque Alegre, 3/31/2022
Reflector Newtoniano 1.54 m, Apogee Alta U9, R
. . .
Reflector Schmidt-Cassegrain 14\" + CCD
----- EBFit result: -----
Tmin = 2456943.81312
Error (1 sigma): +0.00014/-0.00017 (Bootstrapping), +0.00024/-0.00024 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00030/-0.00031 (Bootstrapping), +0.00039/-0.00032 (Prayer bead)
LSM: chi^2 = 505.7, n_freedom = 514
----- EBFit result: -----
Tmin = 2456943.81312
Error (1 sigma): +0.00014/-0.00017 (Bootstrapping), +0.00024/-0.00024 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00030/-0.00031 (Bootstrapping), +0.00039/-0.00032 (Prayer bead)
LSM: chi^2 = 505.7, n_freedom = 514
. . .
New minimum
5/7/2013
CH CMa
3
Grupo Astrometria y Fotometria, Observatorio Astronómico Córdoba (OAC)
0.36-m f/5.10 Schmidt-Cassegrain + CCD
----- EBFit result: -----
Tmin = 2456419.49495
Error (1 sigma): +0.00011/-0.00012 (Bootstrapping), +0.00017/-0.00013 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI): +0.00022/-0.00022 (Bootstrapping), +0.00024/-0.00022 (Prayer bead)
LSM: chi^2 = 86.9, n_freedom = 249
----- EBFit result: -----
Tmin = 2456419.49495
Error (1 sigma): +0.00011/-0.00012 (Bootstrapping), +0.00017/-0.00013 (Prayer bead), +0.00019/-0.00019 (LSM)
Error (95% CI): +0.00022/-0.00022 (Bootstrapping), +0.00024/-0.00022 (Prayer bead)
LSM: chi^2 = 86.9, n_freedom = 249
. . .