ExoClock

The Star
Simbad GAIA 2MASS	BD+47 2936 DR2 2086512227851023872 J19505021+4804508
RA	19:50:50.2474		DEC	+48:04:51.097
Parallax 26.451 mas		P.M. RA 125.984 mas/y		P.M. DEC 232.988 mas/y
Mag_V^* 9.461	Mag_R 8.8	Mag_I^* 8.341	Mag_J 7.608	Mag_H 7.131	Mag_K 7.009
Mag_G 9.151		Mag_{G_BP} 9.744		Mag_{G_RP} 8.465
^*Calculated from GAIA magnitudes.

Ephemeris - Verified
Kokori et al. 2022
Mid-time 2455798.515261 ± 2.3e-05 BJD_TDB
Period 4.88780201 ± 1.7e-07 days
Transit Parameters
Bakos et al. 2010
R_p/R_s 0.0576 ± 0.0009	a/R_s 15.58 +0.17 -0.82		i 88.5 +0.6 -0.6 deg
R_p/R_s 0.0576 ± 0.0009	e 0.2 +0.05 -0.05		ω 355.2 +17.3 -17.3 deg
Depth_R^* 4.39 mmag		Duration^* 2.34 hours
^Calculated from the other parameters, using PyLightcurve. ^*Adjusted based on the space observations.
Limb Darkening Parameters
Bakos et al. 2010
T_eff 4780.0 +50.0 -50.0 K	Log(g) 4.6 +0.03 -0.03 cm/s²		Fe/H 0.31 +0.05 -0.05 dex

ExoClock Status
Observing Priority		LOW
Minimum aperture		8.69"
Total Observations (Recent)		214 (3)
O-C		-0.69 ± 0.74 minutes
ExoClock Observations (Recent)		17 (3)
Space Observations (Recent)		191 (0)
ETD Observations (Recent)		0 (0)
Literature Mid-times (Recent)		6 (0)
Kepler R_p/R_s		0.059576 ± 2.4e-05
TESS R_p/R_s		0.06017 ± 0.00026

Planet Observation Date	Observer Observatory	Telescope Camera / Filter / Exp [s]	O-C minutes
ExoClock Observations
HAT-P-11b (LOW) 2024-11-27	Adrian Jones Private Observatory (I64)	Meade ACF 30cm QSI 583 / R / 30.0	-1.37 ± 1.87
HAT-P-11b (LOW) 2024-08-26	Matthieu Bachschmidt Gonachon	Celestron C11 SBIG ST8XME / AstrodonExoPlanet-BB / 30.0	-6.21 ± 2.74
HAT-P-11b (LOW) 2024-04-16	Alexander Tarasenkov Terskol observatory	Astrosib RC500 FLI Proline PL16803 / R / 25.0	10.42 ± 2.74
HAT-P-11b (LOW) 2023-09-10	Manfred Raetz privat observatory Herges-Hallenberg	SCT 280/1850 (C11 with Starizona reducer) Moravian Instruments G2-1600 / V / 120.0	2.78 ± 3.6
HAT-P-11b (LOW) 2023-09-10	Lionel Rousselot Private observatory Vierzon	Newton 250/1000 ZWO 533 monochrome / Clear / 60.0	-3.27 ± 3.46
HAT-P-11b (LOW) 2023-08-06	Nataliia Maslennikova Caucasus Mountain Observatory SAI MSU	RC-600 ASA Andor iKon-L / R / 7.0	-1.1 ± 1.07
HAT-P-11b (LOW) 2023-07-28	David Quiles David Quiles Observatory	Celestron EDGEHD 800 Omegon veTEC 571M / I / 30.0	-2.09 ± 2.3
HAT-P-11b (LOW) 2023-04-26	Anthony David Starkie OSO PIRATE	PlaneWave CDK24 FLI ProLine KAF-16803 / R / 30.0	-0.16 ± 5.76
HAT-P-11b (LOW) 2021-09-01	Manfred Raetz privat observatory Herges-Hallenberg	SCT 280 /1790 (Celestron C11 with reducer) Moravian Instruments G2-1600 / V / 135.0	-2.4 ± 1.87
HAT-P-11b (LOW) 2021-07-24	Carmelo Falco GALHassin Robotic Telescope 2 (GRT2)	Giacometti-Fogale RC16 Andor Apogee Aspen CG16M / zpr / 30.0	-0.22 ± 2.02
HAT-P-11b (LOW) 2021-07-19	Martin Crow Burnham Observatory	Celestron C9.25 SX694 mono / R / 10.0	-3.96 ± 4.32
HAT-P-11b (LOW) 2021-04-23	Martin Crow Burnham Observatory	Celestron C9.25 SX694 mono / R / 10.0	2.43 ± 4.32
HAT-P-11b (LOW) 2020-08-06	Adrian Jones Private Observatory (I64)	Meade ACF 30cm QSI 583 / R / 30.0	-1.16 ± 2.74
HAT-P-11b (LOW) 2020-08-02	Carmelo Falco GALHassin Robotic Telescope 2 (GRT2)	Giacometti-Fogale RC16 Andor Apogee Aspen CG16M / B / 30.0	-3.17 ± 1.73
HAT-P-11b (LOW) 2020-06-23	Danilo Sedita Osservatorio Sedita Castrofilippo	RC GSO 14" Moravian G2-1600 / R / 15.0	0.88 ± 2.74
HAT-P-11b (LOW) 2020-06-23	Carmelo Falco GALHassin Robotic Telescope 2 (GRT2)	Giacometti-Fogale RC16 Andor Apogee Aspen CG16M / R / 15.0	0.45 ± 2.3
HAT-P-11b (LOW) 2020-06-23	Mauro Caló Cavallino	RC SBIG ST10 / Lum / 60.0	-0.85 ± 5.76
Space Observations
Planet Observation Date	Mission		O-C minutes
HAT-P-11b (LOW) 2021-08-13	TESS		-0.3 ± 0.68
HAT-P-11b (LOW) 2021-08-08	TESS		0.02 ± 0.66
HAT-P-11b (LOW) 2021-08-03	TESS		0.35 ± 0.63
HAT-P-11b (LOW) 2021-07-29	TESS		0.53 ± 0.62
HAT-P-11b (LOW) 2021-07-24	TESS		-0.03 ± 0.49
HAT-P-11b (LOW) 2019-09-04	TESS		-0.01 ± 0.63
HAT-P-11b (LOW) 2019-08-30	TESS		0.55 ± 0.63
HAT-P-11b (LOW) 2019-08-25	TESS		0.8 ± 0.73
HAT-P-11b (LOW) 2019-08-21	TESS		2.37 ± 0.65
HAT-P-11b (LOW) 2019-08-16	TESS		0.39 ± 0.85
HAT-P-11b (LOW) 2019-08-11	TESS		-0.15 ± 0.53
HAT-P-11b (LOW) 2019-08-06	TESS		-0.44 ± 0.65
HAT-P-11b (LOW) 2019-07-27	TESS		-0.53 ± 0.52
HAT-P-11b (LOW) 2019-07-22	TESS		-0.63 ± 0.58
HAT-P-11b (LOW) 2013-05-01	KEPLER		0.5 ± 0.32
HAT-P-11b (LOW) 2013-04-26	KEPLER		0.37 ± 0.33
HAT-P-11b (LOW) 2013-04-22	KEPLER		0.76 ± 0.26
HAT-P-11b (LOW) 2013-04-12	KEPLER		0.22 ± 0.55
HAT-P-11b (LOW) 2013-04-07	KEPLER		-0.12 ± 0.35
HAT-P-11b (LOW) 2013-04-02	KEPLER		0.36 ± 0.29
HAT-P-11b (LOW) 2013-03-28	KEPLER		0.43 ± 0.46
HAT-P-11b (LOW) 2013-03-23	KEPLER		-0.44 ± 0.39
HAT-P-11b (LOW) 2013-03-18	KEPLER		0.47 ± 0.58
HAT-P-11b (LOW) 2013-03-14	KEPLER		0.11 ± 0.24
HAT-P-11b (LOW) 2013-03-09	KEPLER		0.4 ± 0.36
HAT-P-11b (LOW) 2013-03-04	KEPLER		0.76 ± 0.37
HAT-P-11b (LOW) 2013-02-22	KEPLER		0.34 ± 0.2
HAT-P-11b (LOW) 2013-02-17	KEPLER		0.58 ± 0.36
HAT-P-11b (LOW) 2013-02-07	KEPLER		-0.53 ± 0.3
HAT-P-11b (LOW) 2013-02-02	KEPLER		0.31 ± 0.82
HAT-P-11b (LOW) 2013-01-14	KEPLER		-0.29 ± 0.33
HAT-P-11b (LOW) 2012-10-03	KEPLER		0.77 ± 0.42
HAT-P-11b (LOW) 2012-09-28	KEPLER		0.58 ± 0.3
HAT-P-11b (LOW) 2012-09-23	KEPLER		0.8 ± 0.24
HAT-P-11b (LOW) 2012-09-19	KEPLER		0.66 ± 0.3
HAT-P-11b (LOW) 2012-09-14	KEPLER		-1.21 ± 0.32
HAT-P-11b (LOW) 2012-09-09	KEPLER		-0.17 ± 0.33
HAT-P-11b (LOW) 2012-09-04	KEPLER		0.24 ± 0.32
HAT-P-11b (LOW) 2012-08-25	KEPLER		0.39 ± 0.27
HAT-P-11b (LOW) 2012-08-20	KEPLER		0.55 ± 0.29
HAT-P-11b (LOW) 2012-08-15	KEPLER		-0.88 ± 0.11
HAT-P-11b (LOW) 2012-08-10	KEPLER		0.12 ± 0.29
HAT-P-11b (LOW) 2012-08-06	KEPLER		0.04 ± 0.22
HAT-P-11b (LOW) 2012-08-01	KEPLER		0.03 ± 0.27
HAT-P-11b (LOW) 2012-07-27	KEPLER		0.16 ± 0.19
HAT-P-11b (LOW) 2012-07-22	KEPLER		0.54 ± 0.2
HAT-P-11b (LOW) 2012-07-07	KEPLER		0.33 ± 0.39
HAT-P-11b (LOW) 2012-07-02	KEPLER		0.32 ± 0.27
HAT-P-11b (LOW) 2012-06-23	KEPLER		-0.48 ± 0.85
HAT-P-11b (LOW) 2012-06-18	KEPLER		1.1 ± 0.3
HAT-P-11b (LOW) 2012-06-13	KEPLER		1.19 ± 0.68
HAT-P-11b (LOW) 2012-06-08	KEPLER		1.69 ± 0.75
HAT-P-11b (LOW) 2012-06-03	KEPLER		1.73 ± 0.78
HAT-P-11b (LOW) 2012-05-29	KEPLER		1.6 ± 0.72
HAT-P-11b (LOW) 2012-05-24	KEPLER		1.84 ± 0.55
HAT-P-11b (LOW) 2012-05-14	KEPLER		-1.01 ± 0.63
HAT-P-11b (LOW) 2012-05-10	KEPLER		0.33 ± 0.32
HAT-P-11b (LOW) 2012-05-05	KEPLER		-1.49 ± 0.92
HAT-P-11b (LOW) 2012-04-20	KEPLER		2.75 ± 0.75
HAT-P-11b (LOW) 2012-04-10	KEPLER		-0.7 ± 0.39
HAT-P-11b (LOW) 2012-04-05	KEPLER		1.67 ± 0.78
HAT-P-11b (LOW) 2012-03-27	KEPLER		0.71 ± 0.48
HAT-P-11b (LOW) 2012-03-22	KEPLER		-0.3 ± 0.35
HAT-P-11b (LOW) 2012-03-12	KEPLER		-1.2 ± 0.42
HAT-P-11b (LOW) 2012-03-02	KEPLER		-0.33 ± 0.23
HAT-P-11b (LOW) 2012-02-16	KEPLER		-0.05 ± 0.52
HAT-P-11b (LOW) 2012-02-12	KEPLER		0.56 ± 0.33
HAT-P-11b (LOW) 2012-02-02	KEPLER		-0.18 ± 0.46
HAT-P-11b (LOW) 2012-01-18	KEPLER		0.31 ± 0.46
HAT-P-11b (LOW) 2012-01-13	KEPLER		0.4 ± 0.65
HAT-P-11b (LOW) 2012-01-08	KEPLER		-0.44 ± 0.26
HAT-P-11b (LOW) 2011-09-28	KEPLER		0.04 ± 0.23
HAT-P-11b (LOW) 2011-09-23	KEPLER		-0.22 ± 0.69
HAT-P-11b (LOW) 2011-09-13	KEPLER		-0.07 ± 0.42
HAT-P-11b (LOW) 2011-08-29	KEPLER		0.49 ± 0.33
HAT-P-11b (LOW) 2011-08-25	KEPLER		0.07 ± 0.24
HAT-P-11b (LOW) 2011-08-15	KEPLER		-0.11 ± 0.69
HAT-P-11b (LOW) 2011-08-10	KEPLER		0.14 ± 0.46
HAT-P-11b (LOW) 2011-07-26	KEPLER		0.09 ± 0.58
HAT-P-11b (LOW) 2011-07-21	KEPLER		0.05 ± 0.32
HAT-P-11b (LOW) 2011-07-16	KEPLER		-0.08 ± 0.22
HAT-P-11b (LOW) 2011-07-02	KEPLER		0.17 ± 0.26
HAT-P-11b (LOW) 2011-06-22	KEPLER		0.22 ± 0.53
HAT-P-11b (LOW) 2011-06-17	KEPLER		-0.22 ± 0.62
HAT-P-11b (LOW) 2011-06-02	KEPLER		0.08 ± 0.14
HAT-P-11b (LOW) 2011-05-29	KEPLER		0.15 ± 0.19
HAT-P-11b (LOW) 2011-05-19	KEPLER		0.23 ± 0.43
HAT-P-11b (LOW) 2011-05-09	KEPLER		0.11 ± 0.27
HAT-P-11b (LOW) 2011-05-04	KEPLER		0.67 ± 0.22
HAT-P-11b (LOW) 2011-04-29	KEPLER		-0.31 ± 0.29
HAT-P-11b (LOW) 2011-04-24	KEPLER		-0.04 ± 0.58
HAT-P-11b (LOW) 2011-04-19	KEPLER		0.03 ± 0.82
HAT-P-11b (LOW) 2011-04-15	KEPLER		-0.51 ± 0.3
HAT-P-11b (LOW) 2011-04-05	KEPLER		-0.12 ± 0.36
HAT-P-11b (LOW) 2011-03-31	KEPLER		0.17 ± 0.26
HAT-P-11b (LOW) 2011-03-26	KEPLER		0.0 ± 0.52
HAT-P-11b (LOW) 2011-03-21	KEPLER		-0.23 ± 0.48
HAT-P-11b (LOW) 2011-03-11	KEPLER		-0.18 ± 0.49
HAT-P-11b (LOW) 2011-03-06	KEPLER		0.29 ± 0.39
HAT-P-11b (LOW) 2011-03-02	KEPLER		0.15 ± 0.22
HAT-P-11b (LOW) 2011-02-25	KEPLER		0.11 ± 0.19
HAT-P-11b (LOW) 2011-02-20	KEPLER		-0.48 ± 0.43
HAT-P-11b (LOW) 2011-02-10	KEPLER		-0.22 ± 0.52
HAT-P-11b (LOW) 2011-02-05	KEPLER		0.06 ± 0.3
HAT-P-11b (LOW) 2011-01-31	KEPLER		-0.97 ± 0.79
HAT-P-11b (LOW) 2011-01-26	KEPLER		-0.02 ± 0.52
HAT-P-11b (LOW) 2011-01-21	KEPLER		-0.48 ± 1.2
HAT-P-11b (LOW) 2011-01-17	KEPLER		0.04 ± 0.29
HAT-P-11b (LOW) 2011-01-12	KEPLER		0.59 ± 0.72
HAT-P-11b (LOW) 2011-01-07	KEPLER		-0.11 ± 0.35
HAT-P-11b (LOW) 2010-09-21	KEPLER		-0.18 ± 0.43
HAT-P-11b (LOW) 2010-09-16	KEPLER		-0.01 ± 0.5
HAT-P-11b (LOW) 2010-09-11	KEPLER		0.36 ± 0.36
HAT-P-11b (LOW) 2010-09-07	KEPLER		-0.34 ± 0.55
HAT-P-11b (LOW) 2010-09-02	KEPLER		0.18 ± 0.26
HAT-P-11b (LOW) 2010-08-28	KEPLER		0.27 ± 0.24
HAT-P-11b (LOW) 2010-08-18	KEPLER		0.2 ± 0.29
HAT-P-11b (LOW) 2010-08-13	KEPLER		0.01 ± 0.32
HAT-P-11b (LOW) 2010-08-08	KEPLER		-0.22 ± 0.37
HAT-P-11b (LOW) 2010-08-03	KEPLER		-0.12 ± 0.24
HAT-P-11b (LOW) 2010-07-29	KEPLER		0.42 ± 0.33
HAT-P-11b (LOW) 2010-07-25	KEPLER		-0.5 ± 0.71
HAT-P-11b (LOW) 2010-07-20	KEPLER		-0.22 ± 0.43
HAT-P-11b (LOW) 2010-07-15	KEPLER		-0.12 ± 0.23
HAT-P-11b (LOW) 2010-06-30	KEPLER		0.16 ± 0.26
HAT-P-11b (LOW) 2010-06-25	KEPLER		0.08 ± 0.46
HAT-P-11b (LOW) 2010-06-20	KEPLER		-0.87 ± 0.63
HAT-P-11b (LOW) 2010-06-15	KEPLER		0.16 ± 0.4
HAT-P-11b (LOW) 2010-06-11	KEPLER		0.07 ± 0.32
HAT-P-11b (LOW) 2010-06-06	KEPLER		-0.41 ± 0.53
HAT-P-11b (LOW) 2010-06-01	KEPLER		0.64 ± 0.4
HAT-P-11b (LOW) 2010-05-22	KEPLER		-0.43 ± 0.58
HAT-P-11b (LOW) 2010-05-17	KEPLER		-0.17 ± 0.5
HAT-P-11b (LOW) 2010-05-12	KEPLER		0.0 ± 0.53
HAT-P-11b (LOW) 2010-05-07	KEPLER		-0.57 ± 0.75
HAT-P-11b (LOW) 2010-05-03	KEPLER		-0.38 ± 0.32
HAT-P-11b (LOW) 2010-04-28	KEPLER		-0.41 ± 0.32
HAT-P-11b (LOW) 2010-04-23	KEPLER		-0.36 ± 0.27
HAT-P-11b (LOW) 2010-04-18	KEPLER		-0.1 ± 0.55
HAT-P-11b (LOW) 2010-04-13	KEPLER		0.11 ± 0.3
HAT-P-11b (LOW) 2010-04-03	KEPLER		-0.18 ± 0.16
HAT-P-11b (LOW) 2010-03-29	KEPLER		-0.32 ± 0.65
HAT-P-11b (LOW) 2010-03-10	KEPLER		0.24 ± 0.56
HAT-P-11b (LOW) 2010-03-05	KEPLER		0.06 ± 0.4
HAT-P-11b (LOW) 2010-02-28	KEPLER		-0.17 ± 0.45
HAT-P-11b (LOW) 2010-02-13	KEPLER		0.47 ± 0.58
HAT-P-11b (LOW) 2010-02-08	KEPLER		-0.3 ± 0.73
HAT-P-11b (LOW) 2010-01-30	KEPLER		-0.07 ± 0.78
HAT-P-11b (LOW) 2010-01-25	KEPLER		0.05 ± 0.45
HAT-P-11b (LOW) 2010-01-15	KEPLER		-0.19 ± 0.39
HAT-P-11b (LOW) 2010-01-10	KEPLER		-0.77 ± 0.71
HAT-P-11b (LOW) 2010-01-05	KEPLER		0.25 ± 0.35
HAT-P-11b (LOW) 2009-12-26	KEPLER		-0.18 ± 0.27
HAT-P-11b (LOW) 2009-12-22	KEPLER		-0.01 ± 0.26
HAT-P-11b (LOW) 2009-12-12	KEPLER		-0.04 ± 0.32
HAT-P-11b (LOW) 2009-12-07	KEPLER		0.14 ± 0.3
HAT-P-11b (LOW) 2009-12-02	KEPLER		-0.33 ± 0.86
HAT-P-11b (LOW) 2009-11-27	KEPLER		-0.06 ± 0.49
HAT-P-11b (LOW) 2009-11-12	KEPLER		-0.31 ± 0.42
HAT-P-11b (LOW) 2009-11-08	KEPLER		0.26 ± 0.19
HAT-P-11b (LOW) 2009-11-03	KEPLER		0.1 ± 0.76
HAT-P-11b (LOW) 2009-10-29	KEPLER		0.44 ± 0.37
HAT-P-11b (LOW) 2009-10-24	KEPLER		-0.05 ± 0.55
HAT-P-11b (LOW) 2009-09-25	KEPLER		-0.03 ± 0.45
HAT-P-11b (LOW) 2009-09-20	KEPLER		-0.49 ± 0.68
HAT-P-11b (LOW) 2009-09-15	KEPLER		-0.43 ± 0.39
HAT-P-11b (LOW) 2009-09-10	KEPLER		-0.67 ± 0.53
HAT-P-11b (LOW) 2009-09-05	KEPLER		-0.2 ± 0.56
HAT-P-11b (LOW) 2009-08-31	KEPLER		-0.18 ± 0.55
HAT-P-11b (LOW) 2009-08-26	KEPLER		0.08 ± 0.3
HAT-P-11b (LOW) 2009-08-21	KEPLER		-0.66 ± 0.5
HAT-P-11b (LOW) 2009-08-16	KEPLER		-0.26 ± 0.26
HAT-P-11b (LOW) 2009-08-12	KEPLER		0.24 ± 0.35
HAT-P-11b (LOW) 2009-08-07	KEPLER		-0.06 ± 0.22
HAT-P-11b (LOW) 2009-08-02	KEPLER		0.46 ± 0.5
HAT-P-11b (LOW) 2009-07-28	KEPLER		0.04 ± 0.24
HAT-P-11b (LOW) 2009-07-23	KEPLER		0.74 ± 1.34
HAT-P-11b (LOW) 2009-07-18	KEPLER		-0.14 ± 0.73
HAT-P-11b (LOW) 2009-07-13	KEPLER		0.27 ± 0.3
HAT-P-11b (LOW) 2009-07-08	KEPLER		-0.02 ± 0.43
HAT-P-11b (LOW) 2009-06-29	KEPLER		-0.53 ± 0.33
HAT-P-11b (LOW) 2009-06-24	KEPLER		0.05 ± 0.4
HAT-P-11b (LOW) 2009-06-14	KEPLER		0.76 ± 0.65
HAT-P-11b (LOW) 2009-06-09	KEPLER		0.14 ± 0.71
HAT-P-11b (LOW) 2009-06-04	KEPLER		0.85 ± 0.49
HAT-P-11b (LOW) 2009-05-30	KEPLER		-0.14 ± 0.4
HAT-P-11b (LOW) 2009-05-25	KEPLER		0.23 ± 0.29
HAT-P-11b (LOW) 2009-05-20	KEPLER		-0.12 ± 0.27
HAT-P-11b (LOW) 2009-05-16	KEPLER		0.26 ± 0.29
HAT-P-11b (LOW) 2009-05-11	KEPLER		0.02 ± 0.39
HAT-P-11b (LOW) 2009-05-06	KEPLER		-0.11 ± 0.33
Literature Mid-times
Planet Observation Date	Reference		O-C minutes
2017-09-25	Murgas et al. 2019		0.28 ± 0.35
2016-08-30	Murgas et al. 2019		-0.77 ± 0.3
2012-10-18	Tsiaras et al. 2018		-0.78 ± 0.12
2011-05-14	Sada et al. 2012		1.47 ± 1.51
2010-06-01	Sada et al. 2012		-2.5 ± 0.79
2008-05-19	Bakos et al. 2010		0.72 ± 0.46

HAT-P-11b (LOW)

Discovered by: Bakos et al. 2010

ExoClock Observations

Space Observations

Literature Mid-times