exoclock

KELT-23Ab (LOW)

Discovered by: Johns et al. 2019

The Star
Simbad
GAIA
2MASS		 BD+66 911
DR2 1644692064543192704
J15283520+6621314
RA 15:28:35.1926 DEC +66:21:31.544
Parallax
7.891 mas		 P.M. RA
0.434 mas/y		 P.M. DEC
-12.217 mas/y
MagV
10.31		 MagR
10.24		 MagI*
9.629		 MagJ
9.208		 MagH
8.951		 MagK
8.904
MagG
10.182		 MagGBP
10.512		 MagGRP
9.722
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2459292.838984 ± 1.8e-05 BJDTDB
Period
2.25528757 ± 1e-07 days
Transit Parameters
Maciejewski 2020
Rp/Rs
0.132 ± 0.0006		 a/Rs
7.556 +0.041 -0.045
 i
85.96 +0.11 -0.1 deg
e
-		 ω
- deg
DepthR*
21.47 mmag		 Duration*
2.29 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Johns et al. 2019
Teff
5899.0 +49.0 -49.0 K
 Log(g)
4.42 +0.03 -0.03 cm/s2
 Fe/H
-0.105 +0.078 -0.077 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.0"
Total Observations (Recent) 230 (26)
O-C 0.75 ± 0.11 minutes
ExoClock Observations (Recent) 112 (26)
Space Observations (Recent) 118 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.132826 ± 6.4e-05

KELT-23Ab


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
KELT-23Ab (LOW)
2025-12-31		Ivo Silvestri
Trevinca Skies		Skywatcher Newton 250pds
ASI2600MM Duo / rpr / 60.0		-1.37 ± 1.07
KELT-23Ab (LOW)
2025-12-13		Tommaso Dittadi
TD-TRO		Ritchey-Chretien
Moravian G2-1600 / R / 90.0		-1.41 ± 0.89
KELT-23Ab (LOW)
2025-12-10		David Wright
Goveryk (private observatory)		Ritchey-Chretien
QSI 683WSG-8 / R / 110.0		-0.23 ± 2.16
KELT-23Ab (LOW)
2025-09-04		Trevor Gainey
Kismet		Meade LX200
ZWO ASI 294 MC Pro / R / 20.0		0.46 ± 0.79
KELT-23Ab (LOW)
2025-09-04		John Savage
Rushay Farm Z42		Skywatcher Esprit 150
ZWO ASI 6200MM / Lum / 30.0		-0.43 ± 0.62
KELT-23Ab (LOW)
2025-08-02		Moises Portillo
Elguin		GSO
Omegon vetec16000c / AstrodonExoPlanet-BB / 90.0		1.18 ± 2.3
KELT-23Ab (LOW)
2025-07-28		Kohji Tsumura
Tokyo City University		Vixen VC200L
ZWO ASI 1600MM-PRO / R / 60.0		6.61 ± 3.02
KELT-23Ab (LOW)
2025-07-24		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 30.0		-0.36 ± 1.11
KELT-23Ab (LOW)
2025-06-26		Arturo Martín Saura
OBSERVATORIO SURESTE ESTELAR		SC C8
ASI294mm pro / R / 120.0		2.59 ± 1.38
KELT-23Ab (LOW)
2025-06-26		Ramon Naves
Montcabrer		Meade LX200 12" ACF
Moravian G4-9000 / ipr / 100.0		2.29 ± 0.66
KELT-23Ab (LOW)
2025-06-26		Mercedes Correa
Sirius B		Meade
Moravian G2 1600 / R / 90.0		1.47 ± 1.08
KELT-23Ab (LOW)
2025-06-17		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 45.0		1.22 ± 0.65
KELT-23Ab (LOW)
2025-06-17		Stéphane Montchaud
Burgundy Observatory		Celestron 8
Zwo Asi 1600 / Lum / 60.0		0.21 ± 0.69
KELT-23Ab (LOW)
2025-06-08		Fabio Filippi
OPLA		Newtonian
Atik 414ex / R / 20.0		3.19 ± 1.58
KELT-23Ab (LOW)
2025-06-08		Alessandro Marchini
Astronomical Observatory University of Siena		Mak-Cas 0.3m f/5.6
Sbig STL-6303 / R / 180.0		1.44 ± 0.94
KELT-23Ab (LOW)
2025-06-08		José Luis Hernández Verdejo
José L. Hernández Verdejo (Trevinca Skies)		Newton ONTC
ZWO533MMpro / V / 80.0		1.05 ± 0.52
KELT-23Ab (LOW)
2025-06-08		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave 2
ZWO ASI6200 / R / 120.0		0.36 ± 0.85
KELT-23Ab (LOW)
2025-05-30		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 30.0		3.64 ± 1.12
KELT-23Ab (LOW)
2025-05-30		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / Clear / 45.0		-0.26 ± 0.91
KELT-23Ab (LOW)
2025-04-09		David Bennett
Rickford Observatory		GSO RC
ZWO ASI2600MM Pro / R / 60.0		1.82 ± 0.55
KELT-23Ab (LOW)
2025-04-09		John Collins
JC_Wrexham		Meade LX200GPS
ASI-290m / rpr / 60.0		-1.45 ± 0.69
KELT-23Ab (LOW)
2025-03-31		David Bennett
Rickford Observatory		GSO RC
ZWO ASI2600MM Pro / R / 90.0		0.02 ± 0.88
KELT-23Ab (LOW)
2025-03-22		Gerold Holtkamp
Private		Newtonian
QHY268M / Lum / 30.0		2.83 ± 1.43
KELT-23Ab (LOW)
2025-03-22		Jarkko Suominen
Jarkko Suominen		TS-Optics ED APO 80/560
Atik 16IC / R / 60.0		-2.33 ± 2.59
KELT-23Ab (LOW)
2025-03-03		Tommaso Dittadi
TD-TRO		Ritchey-Chretien
Moravian G2-1600 / R / 90.0		0.84 ± 0.58
KELT-23Ab (LOW)
2025-01-20		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280/1850 (C11 with Starizona reducer)
Moravian Instruments G2-1600 / AstrodonExoPlanet-BB / 240.0		1.26 ± 0.4
KELT-23Ab (LOW)
2024-09-24		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 30.0		2.25 ± 1.17
KELT-23Ab (LOW)
2024-08-22		Deborah Smith
Complejo Astronomico Los Coloraos, Gorafe		Celestron C11
QHY9 / I / 80.0		0.6 ± 1.87
KELT-23Ab (LOW)
2024-08-13		Ramon Naves
Montcabrer		Meade LX200 12" ACF
Moravian G4-9000 / ipr / 120.0		2.35 ± 0.73
KELT-23Ab (LOW)
2024-08-13		Michael Nezel
Celle Observatory		CDK 14
QHY 268M / V / 60.0		-1.16 ± 0.68
KELT-23Ab (LOW)
2024-08-03		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 45.0		0.3 ± 1.34
KELT-23Ab (LOW)
2024-08-03		Marc Serrau
A77 - Dauban		Meade SC 12"
QHY260MM / rpr / 60.0		-0.7 ± 1.87
KELT-23Ab (LOW)
2024-07-25		Marc Serrau
A77 - Dauban		Meade SC 12"
QHY260MM / rpr / 60.0		-0.28 ± 0.75
KELT-23Ab (LOW)
2024-07-16		Elio Canestrelli
Terrazza-Lido		Celestron C8
Starlight SXVF-H9 / Clear / 60.0		1.59 ± 1.17
KELT-23Ab (LOW)
2024-07-16		Ian Sharp
PixelSkies		Celestron C11 Edge HD
Starlight Xpress Trius Pro SX694 / R / 60.0		-0.21 ± 1.12
KELT-23Ab (LOW)
2024-04-29		David Bennett
Rickford Observatory		GSO RC
ZWO ASI2600MM Pro / R / 60.0		1.24 ± 0.6
KELT-23Ab (LOW)
2024-04-29		Robert Roth
TURMX Observatory		CFF Telescopes 160mm APO
ZWO ASI6200MM Pro / rpr / 60.0		-0.88 ± 0.76
KELT-23Ab (LOW)
2024-04-19		Lorenzo Blasco
Cervino8		Newton Skywatcher 150/750
SVBONY SV605MC / V / 40.0		2.94 ± 1.05
KELT-23Ab (LOW)
2024-04-19		Olivier Rethore
Observatoire de La Nau Pied 0		Celestron 8 Edge
Player One Poseidon M-Pro / Lum / 120.0		2.29 ± 1.02
KELT-23Ab (LOW)
2024-04-19		Jaume Zapata
Anysllum Observatory		Newton Orion Optics 14" f4.6
ASI2600MM Pro / rpr / 73.0		2.0 ± 0.52
KELT-23Ab (LOW)
2024-04-19		Mercedes Correa
Sirius B		Meade
Moravian G2 1600 / R / 90.0		1.36 ± 0.42
KELT-23Ab (LOW)
2024-04-19		Mark Phillips
ASERO		ONTC Newtonian CMOS
Touptek IMX571 mono / R / 20.0		1.27 ± 0.58
KELT-23Ab (LOW)
2024-04-19		Daniel Trueba Castillo
Observatori Menelmacar		Vixen Visac VC200L
QHY268M / rpr / 300.0		1.04 ± 1.11
KELT-23Ab (LOW)
2024-04-19		David Bennett
Rickford Observatory		GSO RC
ZWO ASI2600MM Pro / R / 60.0		0.58 ± 0.43
KELT-23Ab (LOW)
2024-04-19		Quintus Hoogendoorn
Trevinca		William Optics FLT132
ZWO2600MM / R / 60.0		0.52 ± 1.04
KELT-23Ab (LOW)
2024-04-19		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 30.0		-0.16 ± 0.72
KELT-23Ab (LOW)
2024-04-19		Jean-Claude MARIO
Observatoire de la Cabergue		T 500 Cassegrain "Arp 83"
ASI 6200 MM / Clear / 45.0		-0.27 ± 0.75
KELT-23Ab (LOW)
2024-04-19		Ricard Casas
Estartit Obs.		Schmidt-Cassegrain
Moravian Instruments C2-5000A / R / 60.0		-0.76 ± 1.01
KELT-23Ab (LOW)
2024-04-19		Jose Carballada
Carballada Ager AAS		CFF 250
QHY268M / Lum / 90.0		-1.16 ± 0.78
KELT-23Ab (LOW)
2024-04-10		Ramon Naves
Montcabrer		Meade LX200 12" ACF
Moravian G4-9000 / ipr / 120.0		0.45 ± 0.86
KELT-23Ab (LOW)
2024-03-23		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave 2
ZWO ASI6200 / R / 120.0		3.91 ± 0.76
KELT-23Ab (LOW)
2024-03-23		Jordi Gallego
Fosca Nit Observatory		Takahashi TOA-150
STL-11000 M / rpr / 120.0		-0.46 ± 2.16
KELT-23Ab (LOW)
2024-03-14		Fabio Mortari
Hypatia Observatory		Ritchey Chretienne 250mm f/5.3
MORAVIAN C2-7000A / R / 80.0		-0.96 ± 0.99
KELT-23Ab (LOW)
2024-03-14		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-1.35 ± 0.78
KELT-23Ab (LOW)
2024-02-28		Ian Sharp
PixelSkies		Celestron C11 Edge HD
Starlight Xpress Trius Pro SX694 / R / 60.0		1.03 ± 1.34
KELT-23Ab (LOW)
2024-02-01		Carmelo Falco
Racalmuto - G. Lemaitre Observatory		Ritchey-Chrétien 16” F/8 + RM500 Mount
Andor Aspen CG16M / R / 30.0		-0.48 ± 0.84
KELT-23Ab (LOW)
2023-11-11		Snaevarr Guðmundsson
Ness Observatory		Meade LX 200 ACF Schmidt-Cassegrain
SBIG STL 11000M / AstrodonExoPlanet-BB / 45.0		0.7 ± 0.68
KELT-23Ab (LOW)
2023-10-24		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / R / 60.0		-0.95 ± 0.66
KELT-23Ab (LOW)
2023-09-02		Zlatko Orbanić
Explorer		Newton Truss 254mm F/3.8
Atik 414 Ex Mono / rpr / 20.0		3.98 ± 1.44
KELT-23Ab (LOW)
2023-09-02		Michel SAFIR
St Pierre de Quiberon		Celestron SC Hedge 8
zwo ASI 183 MM Pro / Clear / 80.0		1.39 ± 2.02
KELT-23Ab (LOW)
2023-08-15		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 30.0		-2.66 ± 0.85
KELT-23Ab (LOW)
2023-07-28		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-0.08 ± 0.89
KELT-23Ab (LOW)
2023-06-25		Ramon Naves
Montcabrer		Meade LX200 12" ACF
Moravian G4-9000 / rpr / 120.0		2.5 ± 0.78
KELT-23Ab (LOW)
2023-06-25		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 30.0		1.55 ± 1.22
KELT-23Ab (LOW)
2023-06-25		Pieter Vuylsteke
TheGardenToTheSkyFacility		TS ONTC 25cm f4.7
QHY 268M / rpr / 30.0		0.49 ± 0.58
KELT-23Ab (LOW)
2023-06-25		Alberto García Sánchez
Rio Cofio		MEADE LX200 Classic
SBIG ST8-XME / Clear / 60.0		-2.06 ± 0.75
KELT-23Ab (LOW)
2023-06-09		Darryl Madison
Ajijic Observatory		Celestron CPC 800 Edge HD
ZWO2400MC / Clear / 73.0		2.77 ± 1.08
KELT-23Ab (LOW)
2023-06-06		Eric Miny
BLOIS SOLOGNE ASTRONOMIE OBSERVATORY		Newton T305
QSI 683WS / R / 60.0		-3.78 ± 2.02
KELT-23Ab (LOW)
2023-05-28		Johannes Mieglitz
Liel		Newtonian Telescope
QHY 268 C / Clear / 88.0		3.21 ± 0.71
KELT-23Ab (LOW)
2023-05-28		Gunther Fleerackers
gufle		Ritchey-Chrétien 150/1370
ZWO ASI294MC / V / 60.0		-0.09 ± 1.07
KELT-23Ab (LOW)
2023-05-01		Ioannis Gkolias
Noesis Astronomical Station		RASA 8''
QHY268M / Lum / 10.0		0.89 ± 0.62
KELT-23Ab (LOW)
2023-04-22		Claudio Lopresti
Claudio Lopresti		Mak-Newton
CCD Sbig ST10xme / Clear / 150.0		0.04 ± 1.73
KELT-23Ab (LOW)
2023-04-13		Corina Titescu
Amiral Vasile Urseanu		Orion 10" f/3.9 Newtonian Astrograph
ZWO ASI 174 MM / Clear / 3.0		-3.18 ± 0.91
KELT-23Ab (LOW)
2023-04-13		Mario Morales-Aimar
Observatorio de Sencelles MPC K14		Reflector 10"
SBIG ST7-XME / Clear / 150.0		-3.6 ± 1.34
KELT-23Ab (LOW)
2023-04-13		Mario Morales-Aimar
Observatorio de Sencelles MPC K14		Reflector 10"
SBIG ST7-XME / V / 150.0		-3.8 ± 1.38
KELT-23Ab (LOW)
2023-04-07		Miguel Ángel Álava Amat
Sarriguren		Meade SC 8"
Asi 1600 MM / rpr / 180.0		-1.41 ± 0.78
KELT-23Ab (LOW)
2023-03-31		Bryan Martin
Tiger Butte Observatory Remote		AG Optical IDK
ZWO ASI 294 / R / 30.0		-0.5 ± 1.17
KELT-23Ab (LOW)
2023-03-02		Snaevarr Guðmundsson
Ness Observatory		Meade LX 200 ACF Schmidt-Cassegrain
SBIG STL 11000M / R / 45.0		1.68 ± 0.94
KELT-23Ab (LOW)
2023-03-02		Pieter Vuylsteke
TheGardenToTheSkyFacility		TS ONTC 25cm f4.7
QHY 268M / rpr / 60.0		0.39 ± 0.63
KELT-23Ab (LOW)
2023-02-20		Fabio Mortari
Hypatia Observatory		Ritchey Chretienne 250mm f/5.3
MORAVIAN C2-7000A / R / 80.0		0.58 ± 0.81
KELT-23Ab (LOW)
2023-02-16		Bryan Martin
Tiger Butte Observatory Remote		AG Optical IDK
ZWO ASI 294 / V / 60.0		-0.52 ± 0.98
KELT-23Ab (LOW)
2023-02-11		Andre Kovacs
Moletai Astronomical Observatory (MAO)		35 cm Maksutov f/3.5
Apogee Alta U47 / R / 25.0		0.38 ± 0.39
KELT-23Ab (LOW)
2023-02-02		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / R / 90.0		1.94 ± 0.79
KELT-23Ab (LOW)
2022-09-22		Guillaume Biesse
MOOL - Micro Ob' of LYON		Astro Professional ED 102/712
Moravian G2-4000 / Clear / 30.0		-1.5 ± 1.44
KELT-23Ab (LOW)
2022-07-23		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave 2
ZWO ASI6200 / R / 120.0		0.04 ± 0.86
KELT-23Ab (LOW)
2022-07-14		Heiko Sterner
Tower6		TS GSO 12RC CarbonTrussTube
1600MM / Lum / 15.0		2.33 ± 1.07
KELT-23Ab (LOW)
2022-07-14		Dominique DANIEL
La Montjoie		Celestron C8
Camera CMOS ZWO ASI2600MC pro (color) / Clear / 60.0		1.41 ± 1.3
KELT-23Ab (LOW)
2022-07-14		Salvador Miquel Romero
Vedat Observatory		Meade SN10 F/4.1
SBIG ST8XME / Clear / 120.0		0.25 ± 1.58
KELT-23Ab (LOW)
2022-07-14		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / R / 120.0		-1.47 ± 0.58
KELT-23Ab (LOW)
2022-05-15		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / R / 120.0		0.92 ± 0.72
KELT-23Ab (LOW)
2022-05-06		Emmanuel THIERS
Astronomade Tour-de-Faure		Skywatcher 120ed Equinox
Zwo Asi 071 Pro MC / Clear / 120.0		7.19 ± 1.44
KELT-23Ab (LOW)
2022-05-06		Simon Dawes
William James II Observatory		Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Clear / 15.0		-0.73 ± 0.72
KELT-23Ab (LOW)
2022-04-27		Leon Bewersdorff
Observatory Kipshoven (BLEW)		GSO Ritchey-Chrétien
QHY268M-PH / V / 140.0		-0.09 ± 1.01
KELT-23Ab (LOW)
2022-04-20		Thomas Sprecher
SHED OBSERVATORY		RC8 WITH .8FR
ASI533 MC PRO / Clear / 60.0		-0.57 ± 1.58
KELT-23Ab (LOW)
2022-04-18		Pieter Vuylsteke
Hoegaarden_TS130_2600mc		TS130
ZWO 2600mc color camera / V / 120.0		2.0 ± 1.15
KELT-23Ab (LOW)
2022-04-18		Adam Popowicz
Otivar dome2		Newton 12" ASA
ASI ZWO 1600MM / R / 15.0		-3.18 ± 2.3
KELT-23Ab (LOW)
2022-03-21		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		1.21 ± 1.44
KELT-23Ab (LOW)
2022-03-21		Harri Kiiskinen
Harri Kiiskinen		Takahashi FSQ-85ED
QHY163M / R / 60.0		0.49 ± 0.86
KELT-23Ab (LOW)
2022-03-21		Massimiliano Zulian
La Torre Del Sole		Ritchey-Chretien GSO
Moravian G2 4000 / rpr / 30.0		-0.66 ± 1.15
KELT-23Ab (LOW)
2022-02-25		Simon Dawes
William James II Observatory		Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Lum / 60.0		0.15 ± 0.58
KELT-23Ab (LOW)
2022-02-22		Stefano Lora
MarSEC		Ritchey Chrétien
Moravian G2 Mark II / R / 70.0		4.45 ± 2.45
KELT-23Ab (LOW)
2022-02-22		Trevor Gainey
Kismet		Meade LX200
ZWO ASI 294 MC Pro / R / 30.0		3.59 ± 1.87
KELT-23Ab (LOW)
2022-02-22		David Wright
Yorick (private observatory)		10" Ritchey-Chretien
QSI 683WSG-8 / R / 90.0		0.71 ± 0.72
KELT-23Ab (LOW)
2022-02-07		Ian Sharp
Ham Observatory		Celestron C9.25 Edge HD
Starlight Xpress Trius Pro SX694 / R / 45.0		-0.28 ± 0.58
KELT-23Ab (LOW)
2022-02-04		Pete Mills
Walcott Observatory		Meade SCT
ZWO ASI294MM PRO / Clear / 30.0		-0.93 ± 0.94
KELT-23Ab (LOW)
2022-01-29		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 180.0		-1.07 ± 1.58
KELT-23Ab (LOW)
2022-01-20		Martin Crow
Burnham Observatory		Celestron C9.25
SX694 mono / R / 30.0		-2.15 ± 0.72
KELT-23Ab (LOW)
2022-01-02		Giovanni Battista Casalnuovo
FSO Filzi School Observatory		RC14" f/8
ASI 294 PRO / Clear / 50.0		0.59 ± 1.15
KELT-23Ab (LOW)
2021-12-30		Sebastien Brouillard
AstroQueyras		RC500
STX16803 / R / 120.0		1.43 ± 2.02
KELT-23Ab (LOW)
2021-12-23		Sebastien Brouillard
AstroQueyras		RC500
STX16803 / R / 120.0		-0.93 ± 1.01
KELT-23Ab (LOW)
2021-12-14		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / R / 120.0		-3.59 ± 1.3
KELT-23Ab (LOW)
2021-05-25		Mario Billiani
starbase		Unistellar eVscope
Sony IMX224 / Clear / 119.0		3.58 ± 1.87

Space Observations
Planet
Observation Date		 Mission O-C
minutes
KELT-23Ab (LOW)
2022-10-28		TESS-0.26 ± 0.26
KELT-23Ab (LOW)
2022-10-26		TESS0.08 ± 0.23
KELT-23Ab (LOW)
2022-10-24		TESS0.27 ± 0.26
KELT-23Ab (LOW)
2022-10-19		TESS-0.17 ± 0.23
KELT-23Ab (LOW)
2022-10-17		TESS-0.29 ± 0.26
KELT-23Ab (LOW)
2022-10-15		TESS-0.14 ± 0.22
KELT-23Ab (LOW)
2022-10-08		TESS0.2 ± 0.23
KELT-23Ab (LOW)
2022-10-04		TESS0.01 ± 0.23
KELT-23Ab (LOW)
2022-10-01		TESS-0.01 ± 0.23
KELT-23Ab (LOW)
2022-08-04		TESS-0.03 ± 0.24
KELT-23Ab (LOW)
2022-08-02		TESS-0.06 ± 0.27
KELT-23Ab (LOW)
2022-07-30		TESS0.06 ± 0.24
KELT-23Ab (LOW)
2022-07-28		TESS0.0 ± 0.24
KELT-23Ab (LOW)
2022-07-26		TESS-0.58 ± 0.23
KELT-23Ab (LOW)
2022-07-23		TESS0.17 ± 0.23
KELT-23Ab (LOW)
2022-07-17		TESS-0.2 ± 0.26
KELT-23Ab (LOW)
2022-07-14		TESS-0.24 ± 0.26
KELT-23Ab (LOW)
2022-07-12		TESS-0.2 ± 0.23
KELT-23Ab (LOW)
2022-07-10		TESS0.32 ± 0.24
KELT-23Ab (LOW)
2022-04-20		TESS0.37 ± 0.24
KELT-23Ab (LOW)
2022-04-18		TESS-0.01 ± 0.23
KELT-23Ab (LOW)
2022-04-15		TESS0.49 ± 0.26
KELT-23Ab (LOW)
2022-04-06		TESS0.33 ± 0.22
KELT-23Ab (LOW)
2022-04-04		TESS-0.32 ± 0.24
KELT-23Ab (LOW)
2022-04-02		TESS-0.01 ± 0.26
KELT-23Ab (LOW)
2022-03-24		TESS0.02 ± 0.24
KELT-23Ab (LOW)
2022-03-21		TESS0.2 ± 0.26
KELT-23Ab (LOW)
2022-03-19		TESS0.14 ± 0.24
KELT-23Ab (LOW)
2022-03-17		TESS-0.19 ± 0.24
KELT-23Ab (LOW)
2022-03-10		TESS0.29 ± 0.23
KELT-23Ab (LOW)
2022-03-08		TESS0.05 ± 0.26
KELT-23Ab (LOW)
2022-03-06		TESS0.12 ± 0.24
KELT-23Ab (LOW)
2022-03-03		TESS0.31 ± 0.27
KELT-23Ab (LOW)
2022-02-25		TESS-0.37 ± 0.24
KELT-23Ab (LOW)
2022-02-22		TESS0.12 ± 0.24
KELT-23Ab (LOW)
2022-02-20		TESS0.13 ± 0.26
KELT-23Ab (LOW)
2022-02-18		TESS-0.26 ± 0.27
KELT-23Ab (LOW)
2022-02-16		TESS-0.55 ± 0.26
KELT-23Ab (LOW)
2022-02-09		TESS0.67 ± 0.27
KELT-23Ab (LOW)
2022-02-07		TESS-0.05 ± 0.23
KELT-23Ab (LOW)
2022-02-04		TESS-0.12 ± 0.23
KELT-23Ab (LOW)
2022-02-02		TESS0.09 ± 0.27
KELT-23Ab (LOW)
2022-01-31		TESS-0.17 ± 0.22
KELT-23Ab (LOW)
2022-01-26		TESS0.29 ± 0.26
KELT-23Ab (LOW)
2022-01-24		TESS0.26 ± 0.29
KELT-23Ab (LOW)
2022-01-22		TESS0.29 ± 0.23
KELT-23Ab (LOW)
2022-01-20		TESS-0.31 ± 0.24
KELT-23Ab (LOW)
2022-01-17		TESS-0.14 ± 0.26
KELT-23Ab (LOW)
2022-01-13		TESS-0.17 ± 0.26
KELT-23Ab (LOW)
2022-01-11		TESS-0.06 ± 0.24
KELT-23Ab (LOW)
2022-01-08		TESS0.15 ± 0.27
KELT-23Ab (LOW)
2022-01-06		TESS0.19 ± 0.23
KELT-23Ab (LOW)
2022-01-04		TESS-0.14 ± 0.26
KELT-23Ab (LOW)
2022-01-02		TESS0.04 ± 0.26
KELT-23Ab (LOW)
2021-08-19		TESS-0.03 ± 0.23
KELT-23Ab (LOW)
2021-08-17		TESS0.07 ± 0.26
KELT-23Ab (LOW)
2021-08-15		TESS-0.09 ± 0.23
KELT-23Ab (LOW)
2021-08-12		TESS-0.12 ± 0.24
KELT-23Ab (LOW)
2021-08-10		TESS-0.1 ± 0.24
KELT-23Ab (LOW)
2021-08-08		TESS-0.3 ± 0.23
KELT-23Ab (LOW)
2021-08-03		TESS-0.07 ± 0.26
KELT-23Ab (LOW)
2021-08-01		TESS0.09 ± 0.24
KELT-23Ab (LOW)
2021-07-30		TESS0.09 ± 0.24
KELT-23Ab (LOW)
2021-07-28		TESS0.31 ± 0.24
KELT-23Ab (LOW)
2021-07-25		TESS0.09 ± 0.27
KELT-23Ab (LOW)
2020-04-15		TESS0.36 ± 0.24
KELT-23Ab (LOW)
2020-04-12		TESS0.29 ± 0.23
KELT-23Ab (LOW)
2020-04-10		TESS-0.25 ± 0.23
KELT-23Ab (LOW)
2020-04-08		TESS0.19 ± 0.24
KELT-23Ab (LOW)
2020-04-06		TESS-0.2 ± 0.24
KELT-23Ab (LOW)
2020-03-30		TESS0.14 ± 0.24
KELT-23Ab (LOW)
2020-03-28		TESS0.38 ± 0.24
KELT-23Ab (LOW)
2020-03-25		TESS-0.07 ± 0.36
KELT-23Ab (LOW)
2020-03-23		TESS-0.29 ± 0.24
KELT-23Ab (LOW)
2020-02-16		TESS-0.05 ± 0.23
KELT-23Ab (LOW)
2020-02-14		TESS0.3 ± 0.24
KELT-23Ab (LOW)
2020-02-11		TESS-0.01 ± 0.24
KELT-23Ab (LOW)
2020-02-09		TESS-0.68 ± 0.24
KELT-23Ab (LOW)
2020-02-07		TESS0.13 ± 0.24
KELT-23Ab (LOW)
2020-02-02		TESS0.05 ± 0.24
KELT-23Ab (LOW)
2020-01-31		TESS-0.34 ± 0.23
KELT-23Ab (LOW)
2020-01-29		TESS-0.29 ± 0.24
KELT-23Ab (LOW)
2020-01-27		TESS0.4 ± 0.24
KELT-23Ab (LOW)
2020-01-24		TESS-0.08 ± 0.26
KELT-23Ab (LOW)
2020-01-22		TESS-0.06 ± 0.27
KELT-23Ab (LOW)
2019-10-28		TESS-0.29 ± 0.29
KELT-23Ab (LOW)
2019-10-26		TESS0.34 ± 0.24
KELT-23Ab (LOW)
2019-10-24		TESS0.12 ± 0.24
KELT-23Ab (LOW)
2019-10-22		TESS-0.24 ± 0.26
KELT-23Ab (LOW)
2019-10-15		TESS-0.18 ± 0.24
KELT-23Ab (LOW)
2019-10-13		TESS-0.07 ± 0.23
KELT-23Ab (LOW)
2019-10-10		TESS0.13 ± 0.22
KELT-23Ab (LOW)
2019-10-08		TESS-0.28 ± 0.24
KELT-23Ab (LOW)
2019-10-04		TESS0.39 ± 0.23
KELT-23Ab (LOW)
2019-10-01		TESS0.0 ± 0.23
KELT-23Ab (LOW)
2019-09-29		TESS-0.08 ± 0.22
KELT-23Ab (LOW)
2019-09-27		TESS-0.19 ± 0.26
KELT-23Ab (LOW)
2019-09-20		TESS0.26 ± 0.26
KELT-23Ab (LOW)
2019-09-18		TESS0.31 ± 0.23
KELT-23Ab (LOW)
2019-09-16		TESS-0.46 ± 0.26
KELT-23Ab (LOW)
2019-09-13		TESS-0.26 ± 0.23
KELT-23Ab (LOW)
2019-09-07		TESS0.15 ± 0.33
KELT-23Ab (LOW)
2019-09-04		TESS-0.21 ± 0.24
KELT-23Ab (LOW)
2019-09-02		TESS0.13 ± 0.26
KELT-23Ab (LOW)
2019-08-31		TESS0.02 ± 0.23
KELT-23Ab (LOW)
2019-08-22		TESS0.5 ± 0.29
KELT-23Ab (LOW)
2019-08-19		TESS-0.07 ± 0.23
KELT-23Ab (LOW)
2019-08-17		TESS0.17 ± 0.27
KELT-23Ab (LOW)
2019-08-10		TESS-0.3 ± 0.24
KELT-23Ab (LOW)
2019-08-08		TESS0.12 ± 0.26
KELT-23Ab (LOW)
2019-08-06		TESS0.06 ± 0.22
KELT-23Ab (LOW)
2019-08-04		TESS-0.15 ± 0.27
KELT-23Ab (LOW)
2019-08-01		TESS-0.04 ± 0.27
KELT-23Ab (LOW)
2019-07-28		TESS-0.06 ± 0.26
KELT-23Ab (LOW)
2019-07-26		TESS-0.09 ± 0.27
KELT-23Ab (LOW)
2019-07-23		TESS0.35 ± 0.23
KELT-23Ab (LOW)
2019-07-21		TESS-0.1 ± 0.23
KELT-23Ab (LOW)
2019-07-19		TESS-0.1 ± 0.26
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