Table 3
Central instants of WASP-3b transits estimated from all individual light curves.
N | T0 (mean), BJD(TDB) | T0 (med), BJD(TDB) | Σ | O − C (s) |
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ID | Telescope | Selected? |
|
||||||||
(0) | 2454143.85107 ± 0.00040 | – | 1.00 | −0.00019 | −0.50 | – | – | no (baseline ephemeris) |
248 | 2454601.86671 ± 0.00026 |
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1.12 | 0.00038 | 1.48 | T1 | FLWO-1.2 m | no (partial) |
250 | 2454605.56042 ± 0.00030 |
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2.00 | 0.00042 | 1.42 | G1 | LT-2.0 m | yes |
262 | 2454627.72317 ± 0.00068 |
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8.07 | 0.00115 | 1.70 | T2 | FLWO-1.2 m | no (partial) |
268 | 2454638.80399 ± 0.00034 |
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1.27 | 0.00096 | 2.85 | T3 | FLWO-1.2 m | yes |
280 | 2454660.96479 ± 0.00015 |
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1.00 | −0.00025 | −1.68 | T4 | UH-2.2 m | yes |
290 | 2454679.43318 ± 0.00042 |
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1.90 | −0.00021 | −0.50 | C1 | HRI-EPOXI | yes |
291 | 2454681.27967 ± 0.00034 |
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1.23 | −0.00055 | −1.63 | C2 | HRI-EPOXI | yes |
292 | 2454683.12798 ± 0.00049 |
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1.09 | 0.00092 | 1.88 | C3 | HRI-EPOXI | yes |
293 | 2454684.97524 ± 0.00040 |
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1.11 | 0.00134 | 3.36 | C4 | HRI-EPOXI | yes |
294 | 2454686.82144 ± 0.00074 |
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2.17 | 0.00071 | 0.96 | C5 | HRI-EPOXI | no (partial) |
296 | 2454690.51475 ± 0.00059 |
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1.46 | 0.00035 | 0.59 | C6 | HRI-EPOXI | no (partial) |
297 | 2454692.36168 ± 0.00056 |
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1.36 | 0.00044 | 0.79 | C7 | HRI-EPOXI | yes |
298 | 2454694.20776 ± 0.00083 |
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1.20 | −0.00031 | −0.37 | C8 | HRI-EPOXI | yes |
308 | 2454712.67641 ± 0.00064 |
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1.06 | −0.00000 | −0.01 | U1 | UDEM-0.36 m | yes |
309 | 2454714.52368 ± 0.00041 |
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3.15 | 0.00042 | 1.04 | G2 | LT-2.0 m | no (partial) |
433 | 2454943.53240 ± 0.00060 |
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1.64 | 0.00161 | 2.70 | E1 | Newton-0.2 m | yes |
444 ⋆ | 2454963.84450 ± 0.00081 |
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1.16 | −0.00146 | −1.81 | T5 | FLWO-1.2 m | yes |
444 ⋆ | 2454963.84527 ± 0.00118 |
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1.31 | −0.00069 | −0.59 | S1 | VCT-0.5 m | yes |
446 | 2454967.53905 ± 0.00070 |
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1.30 | −0.00058 | −0.84 | E2 | SC-12′′ | yes |
451 | 2454976.77284 ± 0.00030 |
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1.14 | −0.00097 | −3.23 | T6 | FLWO-1.2 m | yes |
457 | 2454987.85256 ± 0.00093 |
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1.63 | −0.00225 | −2.43 | U2 | UDEM-0.36 m | yes |
484 | 2455037.71878 ± 0.00086 |
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1.01 | −0.00058 | −0.68 | U3 | UDEM-0.36 m | yes |
486 ⋆ | 2455041.41172 ± 0.00035 |
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1.03 | −0.00131 | −3.75 | D1 | OAVdA-0.25 m | yes |
486 ⋆ | 2455041.41255 ± 0.00058 |
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1.19 | −0.00048 | −0.83 | M1 | Rohzen-0.6 m | yes |
488 | 2455045.10565 ± 0.00106 |
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1.12 | −0.00105 | −0.99 | Z1 | Weihai-1 m | no (low S/N) |
490 | 2455048.80065 ± 0.00107 |
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1.06 | 0.00027 | 0.26 | U4 | UDEM-0.36 m | no (red noise) |
499 | 2455065.42023 ± 0.00036 |
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1.12 | −0.00165 | −4.60 | M2 | Rohzen-0.6 m | yes |
506 | 2455078.34809 ± 0.00114 |
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1.39 | −0.00163 | −1.44 | M3 | Rohzen-0.6 m | yes |
519 | 2455102.36030 ± 0.00084 |
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1.75 | 0.00171 | 2.04 | M4 | Jena-0.9 m | yes |
539 | 2455139.29753 ± 0.00073 |
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3.26 | 0.00224 | 3.08 | M5 | Jena-0.9 m | yes |
629 | 2455305.51117 ± 0.00056 |
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1.29 | 0.00074 | 1.34 | M6 | Jena-0.9 m | yes |
653 ⋆ | 2455349.83306 ± 0.00090 |
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1.13 | −0.00140 | −1.56 | S3 | VCT-0.5 m | yes |
653 ⋆ | 2455349.83390 ± 0.00069 |
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1.00 | −0.00056 | −0.81 | S2 | KPNO-2.0 m | yes |
653 ⋆ | 2455349.83434 ± 0.00054 |
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1.30 | −0.00012 | −0.22 | E3 | SC-12′′ | yes |
654 | 2455351.68410 ± 0.00155 |
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1.05 | 0.00280 | 1.81 | L1 | SC-11′′ | no (red noise) |
666 | 2455373.84289 ± 0.00045 |
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1.12 | −0.00042 | −0.94 | E4 | Newton-0.3 m | yes |
686 | 2455410.78073 ± 0.00173 |
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1.34 | 0.00071 | 0.42 | L2 | SC-11′′ | no (red noise) |
693 | 2455423.70889 ± 0.00048 |
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1.06 | 0.00103 | 2.15 | U5 | UDEM-0.36 m | yes |
699 | 2455434.78772 ± 0.00051 |
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1.46 | −0.00114 | −2.25 | E5 | RC-12.5′′ | yes |
706 | 2455447.71600 ± 0.00117 |
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3.61 | −0.00071 | −0.61 | L3 | SC-11′′ | no (red noise) |
837 | 2455689.65263 ± 0.00015 |
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1.14 | 0.00054 | 3.66 | N1 | IAC-0.8 m | yes |
838 | 2455691.49899 ± 0.00064 |
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1.27 | 0.00007 | 0.11 | E6 | Monteboo-0.6 m | yes |
842 | 2455698.88476 ± 0.00160 |
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1.18 | −0.00149 | −0.94 | S4 | VCT-0.5 m | yes |
844 | 2455702.58052 ± 0.00028 |
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1.04 | 0.00059 | 2.12 | N2 | IAC-0.8 m | yes |
849 | 2455711.81615 ± 0.00107 |
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1.28 | 0.00204 | 1.92 | E7 | RC-12′′ | no (low S/N) |
851 | 2455715.50882 ± 0.00057 |
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1.24 | 0.00105 | 1.84 | N3 | IAC-0.8 m | no (low S/N) |
864 | 2455739.51620 ± 0.00017 |
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1.20 | −0.00042 | −2.49 | N4 | IAC-0.8 m | yes |
877 | 2455763.52511 ± 0.00031 |
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1.07 | −0.00036 | −1.19 | N5 | IAC-0.8 m | yes |
884 | 2455776.45192 ± 0.00089 |
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1.09 | −0.00140 | −1.58 | N6 | IAC-0.8 m | no (red noise) |
Notes. The columns give the transit epoch N assuming T = T0 + NP and the original ephemeris from Pollacco et al. (2008), the best-fit value for the central instant T0 of the transit and the associated σ, the median value of the distribution of T0 from the residual permutation (RP) algorithm and the associated errors σ + and σ − , the “skew” parameter Σ = max {σ + ,σ − } /min { σ + ,σ − }, the O−C according to the new ephemeris (Eq. (10)) in seconds, the O − C in units of σ, the ID code of the light curve, the telescope employed, and comments about whether and why the data point is excluded from the “selected” sample. Simultaneous transits are marked with a star in the first column.
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