exoclock

TOI-1694b (LOW)

Discovered by: Van Zandt et al. 2023

The Star
Simbad
GAIA
2MASS		 TYC 4108-1434-1
DR2 1104269596843209472
J06305955+6621384
RA 06:30:59.5710 DEC +66:21:38.458
Parallax
7.992 mas		 P.M. RA
46.512 mas/y		 P.M. DEC
-20.362 mas/y
MagV
11.45		 MagR*
11.054		 MagI*
10.489		 MagJ
9.957		 MagH
9.473		 MagK
9.425
MagG
11.31		 MagGBP
11.801		 MagGRP
10.695
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2458998.23331 ± 0.00033 BJDTDB
Period
3.770145 ± 2.7e-06 days
Transit Parameters
Mistry et al. 2023
Rp/Rs
0.061 ± 0.0017		 a/Rs
10.21 +0.47 -0.79
 i
88.2 +1.1 -1.2 deg
e
-		 ω
- deg
DepthR*
4.95 mmag		 Duration*
2.86 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Van Zandt et al. 2023
Teff
5066.4 +100.0 -100.0 K
 Log(g)
4.53 +0.1 -0.1 cm/s2
 Fe/H
0.12 +0.06 -0.06 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 11.46"
Total Observations (Recent) 39 (8)
O-C -2.1 ± 0.88 minutes
ExoClock Observations (Recent) 27 (8)
Space Observations (Recent) 12 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.06182 ± 0.00065

TOI-1694b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
TOI-1694b (LOW)
2026-02-07		Matthieu Bachschmidt
Gonachon		Celestron C11
SBIG ST8XME / AstrodonExoPlanet-BB / 60.0		-9.86 ± 2.02
TOI-1694b (LOW)
2026-01-01		Tommaso Dittadi
TD-TRO		Ritchey-Chretien
Moravian G2-1600 / I / 240.0		-2.16 ± 2.74
TOI-1694b (LOW)
2025-10-13		Tommaso Dittadi
TD-TRO		Ritchey-Chretien
Moravian G2-1600 / R / 240.0		1.5 ± 4.46
TOI-1694b (LOW)
2025-03-31		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 60.0		-0.89 ± 3.17
TOI-1694b (LOW)
2025-02-25		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 60.0		6.18 ± 4.18
TOI-1694b (LOW)
2025-02-25		John Collins
JC_Wrexham		Meade LX200GPS
ASI-290m / Lum / 20.0		-0.45 ± 3.17
TOI-1694b (LOW)
2025-02-25		Xavier Bros
Anysllum		Newton Orion Optics 14" f4.6
ASI2600MM Pro / R / 156.0		-1.6 ± 6.34
TOI-1694b (LOW)
2025-02-10		Vojtěch Školník
Broumov NM Observatory		Meade LX90 ACF
MI C2-7000A / Clear / 90.0		0.39 ± 3.6
TOI-1694b (LOW)
2025-02-07		Deborah Smith
Complejo Astronomico Los Coloraos, Gorafe		C9.25
QHY9 / R / 60.0		1.03 ± 4.32
TOI-1694b (LOW)
2025-01-23		Ioannis Gkolias
Holomon Astronomical Station		CDK14
QHY163M / Clear / 20.0		-2.02 ± 1.73
TOI-1694b (LOW)
2024-11-04		Ivo Peretto
MarSEC Marana Space Explorer Center		R-C
Moravia G2-1600 MkII / R / 150.0		-7.72 ± 4.75
TOI-1694b (LOW)
2024-03-19		Sacha Foschino
Observatoire des Baronnies Provençales		Planewave 430mm
SVO ASI 6200 MM Pro / R / 180.0		7.75 ± 3.46
TOI-1694b (LOW)
2024-01-30		Antelm Ginard
Montsec Observatory		Joan Oró Telescope
Andor iKon XL / R / 60.0		-4.08 ± 1.73
TOI-1694b (LOW)
2024-01-27		Florence Libotte
Montsec		Joan Oró 80cm
MEIA2 / R / 60.0		-0.55 ± 1.87
TOI-1694b (LOW)
2024-01-15		Florence Libotte
Montsec		Joan Oró 80cm
MEIA2 / R / 60.0		4.97 ± 2.59
TOI-1694b (LOW)
2024-01-15		Mark Salisbury
POST		Orion Optics ODK
SBIG ST-10 XME / R / 240.0		-0.22 ± 1.44
TOI-1694b (LOW)
2024-01-15		Lionel Rousselot
Private observatory Vierzon		Newton 250/740
ZWO 533 monochrome / Lum / 30.0		-1.22 ± 3.31
TOI-1694b (LOW)
2024-01-15		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 80.0		-2.38 ± 2.02
TOI-1694b (LOW)
2024-01-12		Lionel Rousselot
Private observatory Vierzon		Newton 250/740
ZWO 533 monochrome / Lum / 60.0		18.42 ± 6.34
TOI-1694b (LOW)
2024-01-12		Antelm Ginard
Montsec Observatory		Joan Oró Telescope
Andor iKon XL / R / 60.0		7.34 ± 8.93
TOI-1694b (LOW)
2024-01-12		Alessandro Marchini
Astronomical Observatory University of Siena		Mak-Cas 0.3m f/5.6
Sbig STL-6303 / I / 180.0		-4.18 ± 2.59
TOI-1694b (LOW)
2024-01-12		Yannic Delisle
Buthiers UAI 199		Custome made
QHY268M Pro / R / 50.0		-4.76 ± 1.87
TOI-1694b (LOW)
2024-01-12		Kevin Hills
Tacande		ASA 0.5m f/3.6 astrograph.
QHY 600M with IMX 455 chip / R / 30.0		-6.49 ± 2.59
TOI-1694b (LOW)
2023-12-27		Yves Jongen
Rasteau Observatory		Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0		1.98 ± 2.02
TOI-1694b (LOW)
2023-12-27		Ioannis Gkolias
AUTH-3 hosted at S.P.I.C.A		RASA 11''
QHY163M / Lum / 15.0		-1.48 ± 2.59
TOI-1694b (LOW)
2023-12-27		Javier Flores Martín
CAHA		GSO40
ASI1600MM Pro / B / 60.0		-10.98 ± 8.64
TOI-1694b (LOW)
2023-12-12		Dim Stouraitis
Galilaios		SCT
SXVF-H9 Starlight-Xpress / R / 60.0		-1.94 ± 3.46

Space Observations
Planet
Observation Date		 Mission O-C
minutes
TOI-1694b (LOW)
2020-01-17		TESS1.82 ± 2.16
TOI-1694b (LOW)
2020-01-14		TESS-0.13 ± 2.02
TOI-1694b (LOW)
2020-01-10		TESS-1.22 ± 1.73
TOI-1694b (LOW)
2020-01-02		TESS-0.22 ± 1.58
TOI-1694b (LOW)
2019-12-29		TESS0.27 ± 2.3
TOI-1694b (LOW)
2019-12-26		TESS0.77 ± 1.87
TOI-1694b (LOW)
2019-12-22		TESS-1.18 ± 1.58
TOI-1694b (LOW)
2019-12-18		TESS0.32 ± 1.87
TOI-1694b (LOW)
2019-12-14		TESS0.68 ± 1.44
TOI-1694b (LOW)
2019-12-07		TESS-0.49 ± 1.73
TOI-1694b (LOW)
2019-12-03		TESS1.2 ± 1.41
TOI-1694b (LOW)
2019-11-29		TESS-1.22 ± 1.73
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