exoclock

KELT-3b (LOW)

Discovered by: Pepper et al. 2013

The Star
Simbad
GAIA
2MASS
BD+41 2024
DR2 806492019492266752
J09543439+4023170
RA 09:54:34.3870 DEC +40:23:16.978
Parallax
4.732 mas
P.M. RA
-28.328 mas/y
P.M. DEC
-24.411 mas/y
MagV
9.82
MagR*
9.579
MagI*
9.279
MagJ
8.963
MagH
8.728
MagK
8.662
MagG
9.763
MagGBP
10.014
MagGRP
9.388
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458543.04054 ± 0.00018 BJDTDB
Period
2.70338919 ± 4.8e-07 days

Transit Parameters
Pepper et al. 2013
Rp/Rs
0.0939 ± 0.0011
a/Rs
6.02 +0.24 -0.22
i
84.2 +0.7 -0.6 deg
e
-
ω
- deg
DepthR*
10.46 mmag
Duration*
3.15 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Pepper et al. 2013
Teff
6306.0 +50.0 -49.0 K
Log(g)
4.21 +0.03 -0.03 cm/s2
Fe/H
0.04 +0.08 -0.08 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.0"
Total Observations (Recent) 31 (4)
O-C -0.05 ± 0.71 minutes
ExoClock Observations (Recent) 15 (4)
Space Observations (Recent) 8 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 8 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.09294 ± 0.00027

KELT-3b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
KELT-3b (LOW)
2023-04-08
Guillaume Biesse
Observatoire de la colline Tossius
Ritchey Chretien GSO
Moravian G2-4000 / Clear / 44.0
0.95 ± 1.58
KELT-3b (LOW)
2023-04-08
St├ęphane Montchaud
Burgundy Observatory
Celestron 8
Zwo Asi 1600 / R / 60.0
-1.21 ± 2.59
KELT-3b (LOW)
2023-03-12
Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 15.0
-1.37 ± 3.46
KELT-3b (LOW)
2023-02-11
Lionel Rousselot
Private observatory Vierzon
Newton 250/1000
ZWO 1600 monochrome / rpr / 30.0
0.91 ± 1.44
KELT-3b (LOW)
2022-03-21
Kevin Johnson
Holbrook Observatory
Meade LX10 EMC
Atik 383L+ / R / 35.0
-0.4 ± 2.02
KELT-3b (LOW)
2022-03-02
Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0
-1.23 ± 3.02
KELT-3b (LOW)
2022-01-15
Adrian Jones
Private Observatory (I64)
Meade ACF 30cm
QSI 583 / R / 60.0
-1.49 ± 2.16
KELT-3b (LOW)
2021-11-22
David Wright
Yorick (private observatory)
10" Ritchey-Chretien
QSI 683WSG-8 / R / 75.0
-0.22 ± 2.74
KELT-3b (LOW)
2021-11-22
Martin Crow
Burnham Observatory
Celestron C9.25
SX694 mono / R / 40.0
-0.22 ± 2.59
KELT-3b (LOW)
2021-03-21
Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / R / 120.0
-2.64 ± 2.59
KELT-3b (LOW)
2021-01-07
Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / R / 120.0
-1.62 ± 1.44
KELT-3b (LOW)
2020-03-31
Martin Crow
Burnham Observatory
Celestron C9.25
SX694 mono / R / 30.0
-1.23 ± 1.15
KELT-3b (LOW)
2020-02-14
Claudio Lopresti
Claudio Lopresti
Mak-Newton
CCD Sbig ST10xme / I / 180.0
-4.51 ± 1.58
KELT-3b (LOW)
2016-04-12
Nikolaos Paschalis
Nunki Observatory
Officina Stellare RILA 400
SBIG STXL 11002 / R / 60.0
0.22 ± 2.16
KELT-3b (LOW)
2013-01-04
Ramon Naves
Montcabrer
Meade LX200 12" ACF
Sbig ST8xme / R / 120.0
-0.75 ± 1.87

Space Observations

Planet
Observation Date
Mission O-C
minutes
KELT-3b (LOW)
2020-02-17
TESS-0.18 ± 0.49
KELT-3b (LOW)
2020-02-14
TESS-0.73 ± 0.52
KELT-3b (LOW)
2020-02-12
TESS-0.4 ± 0.5
KELT-3b (LOW)
2020-02-04
TESS0.0 ± 0.55
KELT-3b (LOW)
2020-02-01
TESS0.3 ± 0.53
KELT-3b (LOW)
2020-01-29
TESS0.53 ± 0.55
KELT-3b (LOW)
2020-01-27
TESS0.07 ± 0.52
KELT-3b (LOW)
2020-01-24
TESS1.27 ± 0.5

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2018-04-15 Wang et al. 2021 2.43 ± 2.02
2012-06-07 Pepper et al. 2013 -0.23 ± 2.33
2012-04-14 Pepper et al. 2013 3.25 ± 1.65
2012-04-11 Pepper et al. 2013 -0.06 ± 0.77
2012-04-03 Pepper et al. 2013 3.05 ± 1.13
2012-04-03 Pepper et al. 2013 -3.65 ± 1.4
2012-04-03 Pepper et al. 2013 -3.73 ± 1.35
2012-03-18 Pepper et al. 2013 -0.1 ± 2.05
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