Recent

New transit 3/23/2025

KELT-3 b

Vojtěch Školník, Hvězdárna v Úpici, 3/19/2025

SW N200/800 + MI C2-7000A

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New observation 3/23/2025

KELT-3

Vojtěch Školník, Hvězdárna v Úpici, 3/19/2025

SW N200/800 + MI C2-7000A

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New transit 3/12/2025

KELT-3 b

Manfred Raetz, Privatsternwarte Herges-Hallenberg, 3/9/2025

SCT 280 / 1870 (C11 with Starizona reducer) CCD: MII G2-1600 filter : Rc

SCT 280 / 1870 (C11 with Starizona reducer) CCD: MII G2-1600 filter : Rc
Exposure time of 240 s is achieved by combining two exposures of 120 s each

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New observation 3/12/2025

KELT-3

Manfred Raetz, Privatsternwarte Herges-Hallenberg, 3/8/2025

SCT 280 / 1870 (C11 with Starizona reducer) CCD: MII G2-1600 filter : Rc

SCT 280 / 1870 (C11 with Starizona reducer) CCD: MII G2-1600 filter : Rc
Exposure time of 240 s is achieved by combining two exposures of 120 s each

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New observation 2/21/2025

KELT-3

Philippe LANGLET, 2/20/2025

Célestron 8, Canon 1100D, sans filtre

Célestron 8, Canon 1100D, sans filtre
Pose 120 secondes

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New transit 1/14/2025

KELT-3 b

Samuel Diaz Lopez, Observatorio Tomas Lopez. AstroCamp. , 1/14/2025

SCA260 + Atik16200

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New transit 1/14/2025

KELT-3 b

Samuel Diaz Lopez, Observatorio Tomas Lopez. AstroCamp. , 1/14/2025

SCA260 + Atik16200

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New observation 1/14/2025

KELT-3

Samuel Diaz Lopez, Observatorio Tomas Lopez. AstroCamp. , 1/13/2025

SCA260 + Atik16200

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New transit 5/9/2024

KELT-3 b

Andre Kovacs, Erika Pakštienė, Moletai Astronomical Observatory (MAO)

35/51 cm Maksutov f/3.5 (MAO) Apogee Alta U47-BB

35/51 cm Maksutov f/3.5 (MAO) Apogee Alta U47-BB
RAW data calibrated and reduced using AstroImageJ, including information on AIRMASS and additional (optional) detrending parameters for tot_C_cnts and J.D.-2400000.

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New transit 12/27/2023

KELT-3 b

Gustavo Muler Schteinman, Observatorio Nazaret J47

S/C 305mm f6 + CCD ST8XME+AO8

S/C 305mm f6 + CCD ST8XME+AO8
120 secs defocused

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New transit 12/19/2023

KELT-3 b

Vojtěch Dienstbier, Hvězdárna Valašské Meziříčí

Sekční set: NWT 150/750 + G2-1600

Sekční set: NWT 150/750 + G2-1600
not ideal atmospheric conditions

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New observation 12/19/2023

KELT-3

Vojtěch Dienstbier, Hvězdárna Valašské Meziříčí

Sekční set: NWT 150/750 + G2-1600

Sekční set: NWT 150/750 + G2-1600
vysoká oblačnost

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New transit 12/19/2023

KELT-3 b

Matthieu BACHSCHMIDT, Gonachon

C11 f/6.7 + SBIG ST8XME

C11 f/6.7 + SBIG ST8XME
40s exposure

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New transit 7/31/2023

KELT-3 b

Arif Solmaz, Çukurova University

GM4000 QCI FLI Proline PL16803 Monochrome CCD

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New transit 4/11/2023

KELT-3 b

Stéphane Montchaud, Burgundy Observatory

C8 F/6.3, ZWO Asi 1600mm-c, Asiair

C8 F/6.3, ZWO Asi 1600mm-c, Asiair
Exposure 60s
Meridian flip issue

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New transit 4/9/2023

KELT-3 b

guillaume biesse, Mool, Micro Observatory of Lyon

Ritchey Chretien GSO 0,2M, CCD Moravian G2-4000

Ritchey Chretien GSO 0,2M, CCD Moravian G2-4000
Clear sky
Flip at the begining
Moon at 90% distance 60°

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New transit 4/20/2022

KELT-3 b

Francesco Scaggiante, Danilo Zardin,Marco Fiaschi, Gruppo Astrofili Salese Galileo Galilei S.M di Sala (Venezia ) ITALIA

Newton 410/1710 ccd Audine KAF1600 ME

Newton 410/1710 ccd Audine KAF1600 ME
exposure 10"

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New transit 3/18/2022

KELT-3 b

Thomas MOLLIER, Observatoire Tomastro

Newton 300 mm, EQ8, ASI1600MMC

Newton 300 mm, EQ8, ASI1600MMC
dense cloudy periods. Acquisition stop...

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New transit 4/1/2021

KELT-3 b

Veli-Pekka Hentunen, Taurus Hill Observatory (A95), Varkaus, Finland

C-14, Paramount MEII, ST-8XME

C-14, Paramount MEII, ST-8XME
40 sec exposures, five comparison stars, the transit was much earlier than predicted, towards the end of the transit the sky was cloudy

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New transit 3/21/2021

KELT-3 b

Yves Jongen, Rasteau Observatory

Plane Wave CDK 17" & SBIG STXL11002

Plane Wave CDK 17" & SBIG STXL11002
60 sec pics on Red filter, averaged by pairs to improve SNR.

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New transit 1/7/2021

KELT-3 b

Yves Jongen, Rasteau Observatory

Plane Wave CDK 17" & SBIG STXL11002

Plane Wave CDK 17" & SBIG STXL11002
60 sec pics on Red filter, averaged by pairs. Measurement interrupted by clouds

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New transit 4/20/2020

KELT-3 b

Manfred Raetz, Privatsternwarte Herges-Hallenberg

SCT 280 / 1790 + CCD MI G2-1600

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New transit 2/15/2020

KELT-3 b

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
120 sec pix on Green filter
Defocussed 700 µm
63 minutes early vs. ETD ?????
Very questionable result!

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New transit 12/31/2019

KELT-3 b

Manfred Raetz, Privatsternwarte Herges-Hallenberg

SCT 280 / 1790 + CCD MI G2-1600

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New transit 4/18/2019

KELT-3 b

Riley Chase Larochelle, University of Saskatchewan

Maede 14 LX200GPS, SBIG ST10 3 CCD, Microfocuser, MaximDL 6.0

Maede 14 LX200GPS, SBIG ST10 3 CCD, Microfocuser, MaximDL 6.0
CBB Filter, Multi comparison star, 20s exposures

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New transit 3/25/2019

KELT-3 b

JOSEP GAITAN, MAS MOIXA MPC C86

SC 10" F6.8 ST8+AO8

SC 10" F6.8 ST8+AO8
120 S PROBLEM AT FLYING MERIDIAN
oN DE SAME DATE I HAVE SEND OTHER WITH MISTAKE

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New transit 3/25/2019

KELT-3 b

JOSEP GAITAN, MAS MOIXA MPC C86

SC 10" F6.8 ST8+AO8

SC 10" F6.8 ST8+AO8
120 S

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New transit 2/25/2019

KELT-3 b

Peter Kalajian, Galaxy Quest Observatory

RCOS 12.5" SBIG ST-10

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New transit 7/13/2018

KELT-3 b

Rätz, Manfred, Privatsternwarte Herges-Hallenberg

8" Meade + CCD MI G2-1600

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New transit 3/25/2018

KELT-3 b

Matthieu BACHSCHMIDT, Ferme

C11 + SBIG ST8XME

C11 + SBIG ST8XME
BB exo filter

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New transit 4/20/2016

KELT-3 b

David Molina, Antoni Vives Sureda, Anunnaki observatory

60"

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New transit 3/25/2016

KELT-3 b

David Molina, AnunakiObservatory/Madrid

S/C 203mm ST8xme

S/C 203mm ST8xme
60",combined 2 frames noise reducer

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New transit 12/27/2015

KELT-3 b

Stan Shadick, University of Saskatchewan Physics Roof Observatory, CANADA

Meade 14" LX200GPS; SBIG STL1301E

Meade 14" LX200GPS; SBIG STL1301E
Processed with artificial star at 12x10x10 at binning 1.
Used only reference stars C1 and C2.
Pier 4.

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New transit 4/20/2015

KELT-3 b

Yuri Karavaev, Sayan Solar Observatory

Zeiss-600 0.6-m f/12.5, CCD 1000x1000

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New transit 4/14/2015

KELT-3 b

Raetz, Manfred, Privatsternwarte Herges-Hallenberg

8" Meade + Moravian Instruments G2-1600

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New transit 4/14/2015

KELT-3 b

Marc Bretton, UAI B10 Baronnies Provencales Observatory

RC 820 mm Altazimutal + FLI PL230

RC 820 mm Altazimutal + FLI PL230
40 sec exposure filter V binning 1x1
multi comparison stars - see same transit on same night with the other telescope from OBP - seeing 6 to 4 arcsec

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New transit 4/14/2015

KELT-3 b

Marc Bretton, UAI B10 Baronnies Provencales Observatory

Cassegrain 430 mm + STL 11K

Cassegrain 430 mm + STL 11K
30 sec exposure filter red binning 1x1
multi comparison stars - see same transit on same night with ohter telescope from OBP

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New transit 4/6/2015

KELT-3 b

Marc Bretton, UAI B10 Baronnies Provencales Observatory

RC 820 mm Altazimutal + FLI PL230

RC 820 mm Altazimutal + FLI PL230
15 to 20 sec exposure, heavy winds full moon filter V binning 2x2

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New transit 3/3/2015

KELT-3 b

Mark Salisbury, Private Observatory

400mm f6.8,ST10XME, AO8 & filter wheel.

400mm f6.8,ST10XME, AO8 & filter wheel.
15 second exposures through Rc filter, CCD binned 2x2 and defocused. Ingress data lost due to clouds. Transit duration fixed due to partial coverage.

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New transit 2/19/2015

KELT-3 b

JOSEP GAITAN, MAS MOIXA MPC C86

SC 10" F6.8 ST8+AO8

SC 10" F6.8 ST8+AO8
180 S.
problems telescope halb time

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New transit 2/19/2015

KELT-3 b

Francesco Scaggiante, Danilo Zardin, Gruppo Astrofili Salese Galileo Galilei S.M di Sala (Venezia ) ITALIA

Newton 410/1710 ccd Audine KAF402ME

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New transit 2/19/2015

KELT-3 b

Marc Bretton, UAI B10 Baronnies Provencales Observatory

Cassegrain 430 mm + STL 11K

Cassegrain 430 mm + STL 11K
exposure 15 to 30 sec , binning 1x1 filter red, seeing 2 arcsec

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New transit 1/23/2015

KELT-3 b

JOSEP GAITAN, MAS MOIXA MPC C86

SC 10" F6.8 ST8+AO8

SC 10" F6.8 ST8+AO8
120 S.

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New observation 7/31/2014

KELT-3

Martin Zíbar, Chlumčany

Newton 254/903, sekční G2-0402, AG by MMys na SW 100/500

Newton 254/903, sekční G2-0402, AG by MMys na SW 100/500
čistá obloha, expozice 20 s, FWHM kolem 7, chlazeno na -30, DQ = 3, TminHJD = 2456726.35713 +/- 0.00100

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New transit 7/31/2014

KELT-3 b

Martin Zíbar, Chlumčany

Newton 254/903, sekční G2-0402, AG by MMys na SW 100/500

Newton 254/903, sekční G2-0402, AG by MMys na SW 100/500
čistá obloha, expozice 20 s, FWHM kolem 7, chlazeno na -30

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New observation 3/10/2014

KELT-3

Martin Zíbar, Chlumčany

Newton 254/903, sekční G2-0402, AG by MMys na SW 100/500

Newton 254/903, sekční G2-0402, AG by MMys na SW 100/500
Předběžné zpracování s využitím korekčních snímků. Občas závan větru, jinak bezvětří, čistá obloha, teplota 6 až 3 °C, FWHM kolem 5, expozice 20 s, DQ = 3, TminHJD = 2456726.35944 +/- 0.00107

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New transit 2/28/2014

KELT-3 b

Snaevarr Gudmundsson, Hofn observatory, Iceland

0.3 m LX200 w/SBIG STL 11k

0.3 m LX200 w/SBIG STL 11k
60 s images 2x2 binning

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New transit 2/27/2014

KELT-3 b

gustavo javier muler schteinman, observatorio nazaret

lx200 12\\\" 0.67 reducer ST8 XME

lx200 12\\\" 0.67 reducer ST8 XME
45 seg. exposures unfiltered. bad seiing.

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New transit 12/16/2013

KELT-3 b

Dittler, Ullrich, Exoplaneten-Observatorium.de

SCT 11 EdgeHD, Reducer, SBIG STF-8300

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New transit 12/14/2013

KELT-3 b

Paul Benni, Acton Sky Portal

C11EdgeHD SCT, ST8XME, & G11 GEM

C11EdgeHD SCT, ST8XME, & G11 GEM
BBC filter, 2 star ensemble, variable transparent clouds early, clear sky later.

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New transit 4/26/2013

KELT-3 b

Olivier Labrevoir, saint michel observatory france

600mm aperture newton telescope f/d 3.77

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New transit 4/4/2013

KELT-3 b

Parijat Singh, Scorpio observatory

C11 Edge f/10, Atik 314L+, AP1200GTO GEM

C11 Edge f/10, Atik 314L+, AP1200GTO GEM
Luminance filter used.
Scale 0.48 as/px.
Exposures 7sec. every 45sec.
Aper 16px, Annul 12px, Gap 8px
Clear. Bad seeing.

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New transit 3/10/2013

KELT-3 b

Anthony Ayiomamitis, Private Observatory

AP 305/f3.8 RHA, AP1200 GTO, SBIG ST-10XME

AP 305/f3.8 RHA, AP1200 GTO, SBIG ST-10XME
Later portion of session involved the arrival of very thin clouds, thus leading to dramatically reduced transparency.

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New transit 1/4/2013