Recent

New transit 9/20/2025

HD189733 b

221

Philippe LANGLET, 9/18/2025

Célestron 8, Canon 1100D, sans filtre

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New observation 9/20/2025

HD189733

228

Philippe LANGLET, 9/18/2025

Célestron 8, Canon 1100D, sans filtre

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New transit 9/19/2025

HD189733 b

221

Martin Tylšar, Sutiny, 9/18/2025

Pentacon 4/200 G.D.R. + MII G2 1600

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New observation 9/19/2025

HD189733

228

Martin Tylšar, Sutiny, 9/18/2025

Pentacon 4/200 G.D.R. + MII G2 1600

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New transit 7/1/2025

HD189733 b

221

Ramon Naves Nogues, MONTCABRER, 7/1/2025

305mm R/C CCD Moravian G4-9000

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New observation 7/1/2025

HD189733

228

Ramon Naves Nogues, MONTCABRER, 6/30/2025

305mm R/C CCD Moravian G4-9000

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New transit 1/6/2025

HD189733 b

221

Ulisse Quadri, Luca Strabla, Paolo Madurini, (IAU station 565) Bassano Bresciano Astronomical Observatory, 11/26/2017

Objective 300mm f/4.5 - CCD: QHY 268M

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New observation 1/6/2025

HD189733

228

Ulisse Quadri, Luca Strabla, Paolo Madurini, (IAU station 565) Bassano Bresciano Astronomical Observatory, 11/26/2017

Objective 300mm f/4.5 - CCD: QHY 268M

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New transit 9/30/2024

HD189733 b

221

Stéphane Montchaud, Burgundy Observatory

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

C8 F/6.3, ZWO Asi 1600mm-c, Asiair
10s exposure

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New transit 8/21/2024

HD189733 b

221

Samuel Diaz Lopez, AstroCamp (Spain)

RC10 + Atik16200

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New transit 8/6/2024

HD189733 b

221

Miguel Angel Alava, Sarriguren

Sc 203/2000 f10, Asi1600MM

Sc 203/2000 f10, Asi1600MM
120s exposures, filter Sloan r

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New transit 7/13/2024

HD189733 b

221

Miguel Angel Alava, Sarriguren

Sc 203/2000 f10, Asi1600MM

Sc 203/2000 f10, Asi1600MM
120s exposures, filter Sloan r

It got cloudy during transit

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New transit 6/30/2024

HD189733 b

221

ramon naves, Montcabrer MPC-213

Lx200 12" ACF Moravian G4-9000

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New transit 6/23/2024

HD189733 b

221

Robert Majewski, RM-SRO

8 inch Meade SCT, Astro-Physics Mach2 Mount, ASI533MM Pro Camera

8 inch Meade SCT, Astro-Physics Mach2 Mount, ASI533MM Pro Camera
16 x 7.5 second exposures = one sub/ 2min. Images defocused.

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New exoplanet 10/27/2023

HD189733 b

221

Jan Hykel

RA: 20h 00m 43.70s, DE: +22° 42' 39.00"

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New transit 9/18/2023

HD189733 b

221

Miguel Angel Alava, Sarriguren

Sc 203/2000 f10, Asi1600MM

Sc 203/2000 f10, Asi1600MM
120s exposures.
Intermittent clouds

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New transit 8/25/2023

HD189733 b

221

Expediční CCD skupina, Sutiny

AZ/EQ-6 + NWT 200/1000 + MII G2-1600 + Lacerta M-Gen II

AZ/EQ-6 + NWT 200/1000 + MII G2-1600 + Lacerta M-Gen II
Ročník Expy: 2023
Pozorovatelé: Vojtěch Dienstbier, Jindřich Jelínek
Podmínky: jasno, později zvýšená vlhkost
Pozn.: nutno používat pouze 20s expozice

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New transit 8/20/2023

HD189733 b

221

Expediční CCD skupina, Sutiny

EQ3.2 + Canon f2/200 + MI C2-9000

EQ3.2 + Canon f2/200 + MI C2-9000
Ročník expy: 2023
Pozorovatelé: Kateřina Hoňková, Marie Jankolová
Podmínky: vlhko

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New transit 8/11/2023

HD189733 b

221

F. Lomoz, Sedlčany

REFR200/3000+C3-61000

REFR200/3000+C3-61000
Ovlivněno oblačností.

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New transit 7/31/2023

HD189733 b

221

FredDJN, Private

C8 + HEQ5

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New transit 7/26/2023

HD189733 b

221

Miguel Angel Alava, Sarriguren

Sc 203/2000 f10, Asi1600MM

Sc 203/2000 f10, Asi1600MM
120s exposures

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New transit 7/16/2023

HD189733 b

221

Manfred Raetz, Privatsternwarte Herges-Hallenberg

SCT 280 / 1850 + CCD MI G2-1600

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New transit 6/7/2023

HD189733 b

221

Eduardo Fernández Lajús, Romina P. Di Sisto, Complejo Astronómico El Leoncito, Argentina

0.6 m Telescope + SBIG STL 1001 CCD

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New transit 4/26/2023

HD189733 b

221

Anna Maria Weiß, Einstein-Gymansium Neuenhagen Observatory

17 inches Plane Wave CDK

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New transit 4/26/2023

HD189733 b

221

Anna Maria Weiß, Einstein-Gymansium Neuenhagen Observatory

17'' Plane Wave CDK

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New transit 2/25/2023

HD189733 b

221

Davide Pica, Observatory D40, 9/18/2022

Celestron C9.25, ZWO ASI 533MC Pro

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New observation 12/1/2022

HD189733

228

Sergio Folco, Rome

Atik 314L+ 80mm f/45

Atik 314L+ 80mm f/45
used IR-Cut

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New transit 12/1/2022

HD189733 b

221

Sergio Folco, Rome

Atik 314L+ 80mm f/45

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New transit 9/21/2022

HD189733 b

221

Nishant Ruben Tandon, Kuffner Observatory, Vienna

Meade LX50 8", 2m focal length, Sony a7III

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New transit 8/16/2022

HD189733 b

221

Miguel Angel Alava, Sarriguren

Sc 203/2000 f10, Asi1600MM

Sc 203/2000 f10, Asi1600MM
120s exposures, TR filter

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New transit 8/12/2022

HD189733 b

221

Gerold Holtkamp, Osnabrueck, city

Telescope APO 80/600, Antlia L-Filter, Camera QHY268M

Telescope APO 80/600, Antlia L-Filter, Camera QHY268M
Antlia L-Filter is almost equal V-Sloan-Filter

. . .

New transit 7/22/2022

HD189733 b

221

Bernhard Wenzel, Balcony Observatory Vienna

NWT 200 / 900 mm, Canon 200D

NWT 200 / 900 mm, Canon 200D
Filter TR;
Muniwin 2.1.32, environmentTemperatur: 30°;
Hot Sensor 37°C - 27°C of old Canon...;
AAVSO Chart:
https://app.aavso.org/vsp/chart/X28114JG.png

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New transit 6/20/2022

HD189733 b

221

Claudio Lopresti, GAD Observatory - SP

Mak-Newton 180mm F/4 - Sbig ST10xme

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New transit 8/29/2021

HD189733 b

221

Yves Jongen, Rasteau Observatory

Plane Wave CDK 17" & SBIG STXL11002

Plane Wave CDK 17" & SBIG STXL11002
120 sec pics on narrow band (7 nm) OIII filter.

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New transit 8/11/2021

HD189733 b

221

JOSEP GAITAN, MAS MOIXA MPC C86

SC 10" F 6.8 ST8 + AO8

SC 10" F 6.8 ST8 + AO8
120 seconds. blur the images
The start too light sky

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New transit 8/11/2021

HD189733 b

221

JOSEP GAITAN, MAS MOIXA MPC C86

SC 10" F 6.8 ST8 + AO8

SC 10" F 6.8 ST8 + AO8
120 seconds blur the images.The start too light sky .

. . .

New transit 7/22/2021

HD189733 b

221

Yves Jongen, Deep Sky Chile

Plane Wave CDK 17" & Moravian 4G

Plane Wave CDK 17" & Moravian 4G
120 sec pics through narrowband (3 nm)
OIII filter.

. . .

New transit 7/20/2021

HD189733 b

221

Claudio Lopresti, GAD Observatory - SP

Mak-Newton 180mm F/4 - Sbig ST10xme

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New transit 6/30/2021

HD189733 b

221

Jean Plazas, Ribot Observatory

Lunette 150/750 + camera Toucam

Lunette 150/750 + camera Toucam
exposure 45s

. . .

New transit 6/12/2021

HD189733 b

221

Javier de Elias, L46

C11+ST8XME

. . .

New transit 10/18/2020

HD189733 b

221

JuanJo Salamero, Observatorio astronómico de Guirguillano

SCT 14" + CCD Moravian G4-9000

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New transit 10/9/2020

HD189733 b

221

jean plazas, Ribot Observatory

C14 F/7+ camera SBIG ST-10

C14 F/7+ camera SBIG ST-10
Blue filter
pose 2s

. . .

New transit 10/9/2020

HD189733 b

221

Alfa Crucis – Colesanti C, De Carvalho Aguiar P, Kulh D, Napoleao T, Olim E, Rodrigues MA, Treü R, Orion Observatory - Mairinque, Sao Paulo, Brazil

12 inch Schmidt-Cassegrain (305mm, f/10), focal reducer f/3.3, Sensor: SBIG ST-7XME, Mount: Paramount MX

12 inch Schmidt-Cassegrain (305mm, f/10), focal reducer f/3.3, Sensor: SBIG ST-7XME, Mount: Paramount MX
20s exposures binned 1x1. Each data point is the average of 3 images. Weighted ensemble photometry with 3 comp stars (C2,C4,C6), apertures 6,11,17. More about Alfa Crucis: https://alfacrucis.org/

. . .

New transit 9/19/2020

HD189733 b

221

F. Lomoz, Sedlčany

SNT 254/1016+G2-8300

SNT 254/1016+G2-8300
exp. 50s

. . .

New transit 9/19/2020

HD189733 b

221

F. Lomoz, Sedlčany

NWT 300/1200+ST2000XM

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New transit 9/14/2020

HD189733 b

221

Walter F., Štefánik Observatory, Prague, Czech Republic

Skywatcher REF 102/600 + DSLR Canon 1000D

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New transit 8/18/2020

HD189733 b

221

Tomáš Plšek, Roman Ponča, Masaryk University Mobile Observatory, Fulnek

Newtonian 150/750, MI G2-0402

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New transit 8/14/2020

HD189733 b

221

Guy Brabant, Observatoire de la Beaume

C8, red 6.3, Atik 460EX

C8, red 6.3, Atik 460EX
344 poses de 25s bin 1x1
passages de nuages d altitude

. . .

New transit 7/10/2020

HD189733 b

221

AAAV Astrofili Valdera, Oss Astr G.Galilei-Libbiano Mpc code B33

RC 500 f/6 + CCD FLI Kodak KAF 1001E

RC 500 f/6 + CCD FLI Kodak KAF 1001E
AAAV-Ass.ne Astrofili Alta Valdera
(www.astrofilialtavaldera.it)
Observers: Silvia Gingillo, Lorenzo Bigazzi and Alberto Villa.
Clear sky.
Central obstruction 45 cm due to hight brightness of target.

. . .

New transit 10/16/2019

HD189733 b

221

Daniel Bertesteanu, Astroclubul Bucurest- Traian County Station

Newton 130/650 + QHY 163 M

Newton 130/650 + QHY 163 M
8 sec exposure, 2 comparison stars

. . .

New transit 9/21/2019

HD189733 b

221

Ciprian Vintdevara, Birlad Astronomical Observatory

Tel: 0.2m f4 newtonian, ASI1600 camera

Tel: 0.2m f4 newtonian, ASI1600 camera
30 seconds exposures taken with a narrowband S II filter

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New transit 9/4/2019

HD189733 b

221

Alberto Tomatis, Alto-Observatory - Canino (VT) Italy

RC 16

RC 16
Used filter Ha 6nm

. . .

New observation 8/30/2019

HD189733

228

Urbaník M., Kysucká hvezdáreň

SKY-WATCHER REF 80/520 + MII G2-8300

SKY-WATCHER REF 80/520 + MII G2-8300
CCD+R,exp.12 s,comp.HD189657,2x2 bin.

. . .

New transit 8/28/2019

HD189733 b

221

Evgeny Krotkov, Private observatory

C5+Canon EOS 1000D

C5+Canon EOS 1000D
Very bad conditions

. . .

New transit 8/21/2019

HD189733 b

221

Berthold Andreas, Home Station Ladendorf

500mm Russentonne, Canon 1000D

500mm Russentonne, Canon 1000D
At the beginning there was light cloud cover. 20 sec exposure

. . .

New transit 7/21/2019

HD189733 b

221

Ramon Naves, Montcabrer MPC-213

Meade LX200 12" ACF CCD Moravian G4-9000

Meade LX200 12" ACF CCD Moravian G4-9000
Filter Sloan I

. . .

New transit 7/12/2019

HD189733 b

221

Yves Jongen, Deep Sky Chile

TEC-140 + Moravian 4G

TEC-140 + Moravian 4G
120 sec pics on OIII Narrowband filter

. . .

New transit 7/10/2019

HD189733 b

221

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
100 sec pics on narrow band (7 nm) OIII filter

. . .

New transit 7/3/2019

HD189733 b

221

Arena C. - Gruppo Astrofili Catanesi, Private Observatory in Catania - ObservatoryCT

Sky-Watcher NWT 200/1000 + Atik 314L + Coma Corrector (0.9x focal reducer)

Sky-Watcher NWT 200/1000 + Atik 314L + Coma Corrector (0.9x focal reducer)
Clear Sky. OAG used. 2 data point binning. Exp time 90 sec (before binning). The last group of points (out of transit, after a small gap in the data) was taken during astronomical and nautical sunrise. As such, exposure time for those points was reduced to 45 sec.

. . .

New transit 11/5/2018

HD189733 b

221

Kyriaki Iosifidou, Carl-Fuhlrott-Gymnasium Wuppertal

Planewave CDK20, STX-16803M

Planewave CDK20, STX-16803M
cloudy night, cirrus clouds, moonlight

. . .

New transit 10/28/2018

HD189733 b

221

lionel rousselot, Vierzon

Newton 250/1200 caméra ZWO 1600 monochrome

Newton 250/1200 caméra ZWO 1600 monochrome
Each point is the average of 8 frames of 15s.

. . .

New transit 8/29/2018

HD189733 b

221

Jan Schilhab, Hodice

SkyWatcher NWT 200/800 + Nikon D5300

. . .

New transit 8/24/2018

HD189733 b

221

Pere Guerra, Observatori Astronomic Albanyà

16" Meade ACF F8 Moravian G4-9000

16" Meade ACF F8 Moravian G4-9000
Defocused (Outfocus)
1x1 Binning

. . .

New transit 8/20/2018

HD189733 b

221

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

. . .

New transit 8/10/2018

HD189733 b

221

Gabriel Murawski, Suwałki (SOTES)

ASI178MM-c, Canon FD 300mm f/2.8L, EQ5

ASI178MM-c, Canon FD 300mm f/2.8L, EQ5
Each measurement is a stacked 6x10s image. Strong defocus applied.

. . .

New transit 8/9/2018

HD189733 b

221

Anael Wunsche, UAI B10 Baronnies Provençales Observatory

RC 82 cm - CCD FLI PL230

RC 82 cm - CCD FLI PL230
Ha filter binning 1x1 exposure 120 sec defocused and multi comparison stars

. . .

New transit 7/20/2018

HD189733 b

221

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

. . .

New transit 7/1/2018

HD189733 b

221

Marc Bretton, UAI B10 Baronnies Provençales Observatory

RC 82 cm - CCD FLI PL230

RC 82 cm - CCD FLI PL230
60 sec exposure filter Ha 656 nm +/- 3nm
multicomparison stars

. . .

New transit 6/30/2018

HD189733 b

221

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

. . .

New transit 11/26/2017

HD189733 b

221

PLAZAS, Ribot Observatory

C8 + sbig ST10XME

C8 + sbig ST10XME
wing 80km/h pose 3s

. . .

New transit 11/26/2017

HD189733 b

221

Mattia Spagnol, ASTRA observatory

RC10"+sbig st8

RC10"+sbig st8
In the and the telescope was partially obstructed near the orizon. Defocus, bin 3x3, 14 sec each frame than binned in 280 sec.

. . .

New transit 8/22/2017

HD189733 b

221

Serge Bergeron, Astrosberge

RCX400 12in + ST10XME

. . .

New transit 7/11/2017

HD189733 b

221

Gabriel Murawski, Suwałki

ASI178MM-c, Canon FD 300mm f/2.8 L, EQ5

ASI178MM-c, Canon FD 300mm f/2.8 L, EQ5
Every data point is a stack of 50x1s exposures. A yellow longpass filter (by Baader) was used. The observation ended when elevation of the Sun was -10°.

. . .

New transit 6/9/2017

HD189733 b

221

M. Hoecherl, BSW Loibling

Newton254 f5/5 + CCD Atik 314L+

Newton254 f5/5 + CCD Atik 314L+
Exposure 10sec Astronomik G-Filter

. . .

New transit 2/5/2017

HD189733 b

221

Francesco Maio, Foggia

Mak 127 and Nikon D3100

Mak 127 and Nikon D3100
First attempt at a transit observation

. . .

New transit 10/23/2016

HD189733 b

221

Gabriel Murawski, Suwałki

Canon EOS 60D, Pentacon 4/200, EQ5 mount

Canon EOS 60D, Pentacon 4/200, EQ5 mount
Clouds appeared near the end. Every point is an average of 29 single measurements.

. . .

New transit 9/18/2016

HD189733 b

221

Oleg Mazurenko, Trottier Observatory

PlaneWave CDK700

PlaneWave CDK700
blue filter, defocused

. . .

New transit 9/7/2016

HD189733 b

221

Gabriel Murawski, Suwałki

Canon EOS 60D, Jupiter 4/200, EQ5 mount

Canon EOS 60D, Jupiter 4/200, EQ5 mount
Clouds appeared near the end of the transit.

. . .

New transit 8/31/2016

HD189733 b

221

OPC - Damiano Trisciani, OPC - Osservatorio Polifunzionale del Chianti

Celestron C14 f 6.4 - Moravian G2 1600

Celestron C14 f 6.4 - Moravian G2 1600
67 average 2 x 60 sec, 695nm bandpass filter, defocused

. . .

New transit 8/31/2016

HD189733 b

221

OPC - Damiano Trisciani, OPC - Osservatorio Polifunzionale del Chianti

Celestron C14 f 6.4 - Moravian G2 1600

Celestron C14 f 6.4 - Moravian G2 1600
133 x 60 sec, 695nm bandpass filter, defocused

. . .

New transit 8/31/2016

HD189733 b

221

Gabriel Murawski, Suwałki

Canon EOS 60D, Jupiter 4/200, EQ5 mount

. . .

New transit 8/24/2016

HD189733 b

221

OPC - Damiano Trisciani, OPC - Osservatorio Polifunzionale del Chianti

Celestron C14 f6.4 - Moravian G2 1600

Celestron C14 f6.4 - Moravian G2 1600
137 x 60 sec, RGB red filter, defocused

. . .

New observation 8/18/2016

HD189733

228

Urbaník M., Čadca

SKY-WATCHER NWT 150/750 + MII G1-0300 0.5x red

SKY-WATCHER NWT 150/750 + MII G1-0300 0.5x red
CCD+Clear, exp 14s, Comp: TYC 2141 916 no binning,merged,used,DF,FF.

. . .

New transit 8/18/2016

HD189733 b

221

Ladislav Červinka, Mladá Boleslav

R102/500 + Canon 1000D

. . .

New transit 8/18/2016

HD189733 b

221

Urbaník M., Čadca

SKY-WATCHER NWT 150/750 + MII G1-0300 0.5x red

SKY-WATCHER NWT 150/750 + MII G1-0300 0.5x red
CCD+Clear, exp 14s, Comp: TYC 2141 916 no binning,merged,used,DF,FF.

. . .

New transit 7/20/2016

HD189733 b

221

Emmanuel Conseil, Robecq

Celestron omni XLT 150/750 + Canon EOS1200D

Celestron omni XLT 150/750 + Canon EOS1200D
DSLR green channel kept for photometry

. . .

New transit 7/9/2016

HD189733 b

221

Marc Bretton, UAI B10 Baronnies Provencales Observatory

Cassegrain 430 mm + STL 11k

Cassegrain 430 mm + STL 11k
15 sec exposure filter red binning 1x1 defocussed and one star comparison

. . .

New transit 11/18/2015

HD189733 b

221

Stan Shadick, University of Saskatchewan Physics Roof Observatory, CANADA

Meade 10" LX200GPS; SBIG ST10XME CCD

Meade 10" LX200GPS; SBIG ST10XME CCD
Processed with artificial star at 7x5x10 at binning 1. (Data was subsequently binned 2x2 during processing to match calibration files.
Used only reference stars C1-C4, C6, C7.
Pier 3.

. . .

New transit 11/16/2015