Recent

New minimum 7/10/2025

V0808 Cep

Martin Magris, Trieste, Italy, 7/10/2025

NWT, 200/800 + QHY294 Mono + Coma corrector + V filter

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New observation 7/10/2025

V0808 Cep

Martin Magris, Trieste, Italy, 7/9/2025

NWT, 200/800 + QHY294 Mono + Coma corrector + V filter

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New minimum 5/8/2020

V0808 Cep

S. Daniš, hvězdárna Roudnice nad Labem

Sky-Watcher REF 80/600 G2-8300 reduktor 0.85x

Sky-Watcher REF 80/600 G2-8300 reduktor 0.85x
(super)úplněk, k ránu vysoká oblačnost
cmp: UCAC4 876-002434 b-v=0.324 11.536m
chk: UCAC4 875-002526 b-v=0.527 12.023m

----- EBFit result: -----
Tmin = 2458977.45289
Error (1 sigma): +0.00031/-0.00031 (Bootstrapping), +0.00027/-0.00032 (Prayer bead), +0.00022/-0.00022 (LSM)
Error (95% CI): +0.00067/-0.00059 (Bootstrapping), +0.00047/-0.00046 (Prayer bead)
LSM: chi^2 = 169.2, n_freedom = 95

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New minimum 5/8/2020

V0808 Cep

S. Daniš, hvězdárna Roudnice nad Labem

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
(super)úplněk, k ránu vysoká oblačnost
cmp: UCAC4 876-002434 b-v=0.324 11.536m
chk: UCAC4 875-002526 b-v=0.527 12.023m

----- EBFit result: -----
Tmin = 2458977.45574
Error (1 sigma): +0.00056/-0.00045 (Bootstrapping), +0.00074/-0.00071 (Prayer bead), +0.00014/-0.00014 (LSM)
Error (95% CI): +0.00112/-0.00088 (Bootstrapping), +0.00095/-0.00085 (Prayer bead)
LSM: chi^2 = 379.2, n_freedom = 42

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New minimum 5/8/2020

V0808 Cep

S. Daniš, hvězdárna Roudnice nad Labem

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
(super)úplněk, k ránu vysoká oblačnost
cmp: UCAC4 876-002434 b-v=0.324 11.536m
chk: UCAC4 875-002526 b-v=0.527 12.023m

----- EBFit result: -----
Tmin = 2458977.45466
Error (1 sigma): +0.00090/-0.00067 (Bootstrapping), +0.00150/-0.00122 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00175/-0.00134 (Bootstrapping), +0.00278/-0.00152 (Prayer bead)
LSM: chi^2 = 574.5, n_freedom = 45

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New observation 4/15/2020

V0808 Cep

Kubica T., Planetárium Ostrava

SCT, Meade 300/3000 + CCD SBIG ST-8

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New minimum 4/15/2020

V0808 Cep

Kubica T., Planetárium Ostrava

SCT, Meade 300/3000 + CCD SBIG ST-8

SCT, Meade 300/3000 + CCD SBIG ST-8
----- EBFit result: -----
Tmin = 2458948.38311
Error (1 sigma): +0.00017/-0.00016 (Bootstrapping), +0.00010/-0.00013 (Prayer bead), +0.00009/-0.00009 (LSM)
Error (95% CI): +0.00031/-0.00030 (Bootstrapping), +0.00017/-0.00022 (Prayer bead)
LSM: chi^2 = 467.5, n_freedom = 166

----- EBFit result: -----
Tmin = 2458948.37597
Error (1 sigma): +0.00050/-0.00043 (Bootstrapping), +0.00027/-0.00026 (Prayer bead), +0.00050/-0.00050 (LSM)
Error (95% CI): +0.00147/-0.00075 (Bootstrapping), +0.00045/-0.00047 (Prayer bead)
LSM: chi^2 = 26.1, n_freedom = 37

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New minimum 4/9/2020

V0808 Cep

S. Daniš, hvězdárna Roudnice nad Labem

Sky-Watcher REF 80/600 G2-8300 reduktor 0.85x

Sky-Watcher REF 80/600 G2-8300 reduktor 0.85x
cmp: UCAC4 876-002434 b-v=0.324 11.536m
chk: UCAC4 875-002526 b-v=0.527 12.023m

----- EBFit result: -----
Tmin = 2458948.38149
Error (1 sigma): +0.00030/-0.00028 (Bootstrapping), +0.00020/-0.00017 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI): +0.00059/-0.00057 (Bootstrapping), +0.00028/-0.00024 (Prayer bead)
LSM: chi^2 = 652.5, n_freedom = 120

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New minimum 4/9/2020

V0808 Cep

S. Daniš, hvězdárna Roudnice nad Labem

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
cmp: UCAC4 876-002434 b-v=0.324 11.536m
chk: UCAC4 875-002526 b-v=0.527 12.023m

----- EBFit result: -----
Tmin = 2458948.38203
Error (1 sigma): +0.00031/-0.00033 (Bootstrapping), +0.00018/-0.00014 (Prayer bead), +0.00015/-0.00015 (LSM)
Error (95% CI): +0.00064/-0.00066 (Bootstrapping), +0.00027/-0.00035 (Prayer bead)
LSM: chi^2 = 207.9, n_freedom = 44

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New minimum 4/9/2020

V0808 Cep

S. Daniš, hvězdárna Roudnice nad Labem

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov

Vixen SCT VC200L 200/1800 G2-8300 reduktor 0.71x filtry VOD Turnov
cmp: UCAC4 876-002434 b-v=0.324 11.536m
chk: UCAC4 875-002526 b-v=0.527 12.023m

----- EBFit result: -----
Tmin = 2458948.38181
Error (1 sigma): +0.00037/-0.00026 (Bootstrapping), +0.00030/-0.00028 (Prayer bead), +0.00017/-0.00017 (LSM)
Error (95% CI): +0.00063/-0.00060 (Bootstrapping), +0.00049/-0.00037 (Prayer bead)
LSM: chi^2 = 138.1, n_freedom = 35

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New minimum 3/22/2017

V0808 Cep

Bragagnolo U., Gruppo Astrofili Salese S.M di Sala (Venezia ) ITALIA

Sky-Watcher REF 100/900 + QHY9

Sky-Watcher REF 100/900 + QHY9

----- EBFit result: -----
Tmin = 2457779.61071
Error (1 sigma): +0.00028/-0.00030 (Bootstrapping), +0.00026/-0.00021 (Prayer bead), +0.00009/-0.00009 (LSM)
Error (95% CI): +0.00057/-0.00059 (Bootstrapping), +0.00032/-0.00025 (Prayer bead)
LSM: chi^2 = 1952.2, n_freedom = 225

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New minimum 3/20/2016

V0808 Cep

Bragagnolo U., Camposampiero

100 mm refractor / Qhy9

100 mm refractor / Qhy9
----- EBFit result: -----
Tmin = 2457458.34373
Error (1 sigma): +0.00060/-0.00072 (Bootstrapping), +0.00059/-0.00105 (Prayer bead), +0.00043/-0.00043 (LSM)
Error (95% CI): +0.00117/-0.00142 (Bootstrapping), +0.00100/-0.00154 (Prayer bead)
LSM: chi^2 = 173.4, n_freedom = 88

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New minimum 8/25/2013

V0808 Cep

Jens Jacobsen, Egeskov Observatory

EQ6, 100 mm refractor, Atik 314

EQ6, 100 mm refractor, Atik 314
----- EBFit result: -----
Tmin = 2456529.43474
Error (1 sigma): +0.00143/-0.00146 (Bootstrapping), +0.00208/-0.00104 (Prayer bead), +0.00366/-0.00366 (LSM)
Error (95% CI): +0.00265/-0.00320 (Bootstrapping), +0.00368/-0.00355 (Prayer bead)
LSM: chi^2 = 7.4, n_freedom = 76

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New minimum 8/31/2012

V0808 Cep

Francesco Scaggiante, Danilo Zardin,Marco Fiaschi, Gruppo Astrofili Salese \\\\\\\"Galileo Galilei\\\\\\\" S.M di Sala (Venezia ) ITALIA

Newton 410/1710 ccd Audine KAF402ME

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New minimum 8/15/2012