Récent

Nouveau transit 08/04/2025

Qatar-2 b

109

Albert Valenzuela Gonzalez, ARILENA-3, 4/8/2025

Starblast 4.5 - HEQ5 - ASI 462MM

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Nouvelle observation 08/04/2025

Qatar-2

108

Albert Valenzuela Gonzalez, ARILENA-3, 4/7/2025

Starblast 4.5 - HEQ5 - ASI 462MM

. . .

Nouveau transit 20/04/2024

Qatar-2 b

109

Gerard Tartalo Montardit, Dark Energy Observatory

Ts Photoline 115/800 F7 triplet apo + QHY294M

. . .

Nouveau transit 20/04/2024

Qatar-2 b

109

Germán Nieto, Observatory 7 Ager (Lleida)

Newt 200 F/4+KAF8300

Newt 200 F/4+KAF8300
43x300s

. . .

Nouveau transit 14/02/2024

Qatar-2 b

109

Gustavo Javier Muler Schteinman, Observatorio Nazarett J47

S/C 305 mm F6

S/C 305 mm F6
250 seg

. . .

Nouveau transit 25/11/2023

Qatar-2 b

109

N. Thomas & A. Smith, Lookout Observatory

11" SCT, Hyperstar, ASI 1600

. . .

Nouveau transit 03/05/2023

Qatar-2 b

109

Guillaume Biesse, Observatoire de la colline Tossius

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

Ritchey Chretien GSO 0,2M, CCD Moravian G2-4000
500 sec exposures
Ritchey chretien 200mm
Moravian G2-4000 No Filter
Some light polution

Only end of the transit captured. Clear sky.

. . .

Nouveau transit 22/04/2023

Qatar-2 b

109

Andre Kovacs, MicroObservatory

6" Maksutov f/3.8 (Cecillia) KAF-1402ME CCD

6" Maksutov f/3.8 (Cecillia) KAF-1402ME CCD
Data reduced and normalized using AstroImageJ, including AIRMASS information and additional detrending parameters for tot_C_cnts.

. . .

Nouveau transit 19/04/2023

Qatar-2 b

109

Andre Kovacs, MicroObservatory

6" Maksutov f/3.8 (Cecillia) KAF-1402ME CCD

6" Maksutov f/3.8 (Cecillia) KAF-1402ME CCD
Data reduced and normalized using AstroImageJ, including AIRMASS information and additional detrending parameters for AIRMASS.

. . .

Nouveau transit 17/04/2023

Qatar-2 b

109

Miguel Angel Alava, Sarriguren

Sc 203/2000 f10, Asi1600MM

Sc 203/2000 f10, Asi1600MM
240s exposures, IR-UV filter

. . .

Nouveau transit 17/04/2023

Qatar-2 b

109

Anaël Wünsche, UAI B10 Observatoire des Baronnies Provençales

Planewave 17" + ZWO ASI 6200 MM pro mono

Planewave 17" + ZWO ASI 6200 MM pro mono
120s exposures. Bad seeing. No moon.

. . .

Nouveau transit 23/03/2023

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Plane-Wave CDK 17" & Moravian 4 G

Plane-Wave CDK 17" & Moravian 4 G
120 sec pics on IR-UV filter.

. . .

Nouveau transit 30/04/2022

Qatar-2 b

109

F. Lomoz, Sedlčany

NWT 300/1200+ST2000XM

NWT 300/1200+ST2000XM
Ovlivněno oblačností.

. . .

Nouveau transit 29/04/2022

Qatar-2 b

109

F. Lomoz, Sedlčany

SNT 254/1016+G2-8300

SNT 254/1016+G2-8300
Ovlivněno oblačností.

. . .

Nouveau transit 28/03/2022

Qatar-2 b

109

Miguel Angel Alava, Sarriguren

Ts 80mm f6, Asi1600MM

Ts 80mm f6, Asi1600MM
240s exposures, IR-UV filter

. . .

Nouvelle observation 17/08/2021

Qatar-2

108

Vojtěch Školník, Broumov NM Observatory

SCT 200/2000 + MI C2-7000A

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Nouveau transit 17/08/2021

Qatar-2 b

109

Vojtěch Školník, Broumov NM Observatory

SCT 200/2000 + MI C2-7000A

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Nouveau transit 22/06/2021

Qatar-2 b

109

Lobodenko M., Nagurna A., Solomakha M., Baransky A., Astronomical observatory of Taras Shevchenko National University of Kyiv / Kyiv comet station (MPC 585)

0.7-m f/4 reflector, AZT-8 NWT 7000/2830 + CCD FLI PL47-10

0.7-m f/4 reflector, AZT-8 NWT 7000/2830 + CCD FLI PL47-10
30 sec binning 2x2 multicomparison stars, full moon, 16 minutes early vs. ETD

. . .

Nouveau transit 12/06/2021

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Plane Wave CDK 17" & Moravian 4G

Plane Wave CDK 17" & Moravian 4G
120 sec pics on IR-UV filter.

. . .

Nouveau transit 12/06/2021

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Plane Wave CDK 17" & Moravian 4G

Plane Wave CDK 17" & Moravian 4G
120 sec pics on IR-UV filter.

. . .

Nouveau transit 19/05/2021

Qatar-2 b

109

Massaro Salvatore, OmegaLab Observatory

SC 0.35 m - SC 0.40 m - RC 0.50 m

. . .

Nouveau transit 15/05/2021

Qatar-2 b

109

Jean Plazas, Ribot Observatory

SC 10 Meade F/6 + camera Starlightxpress SXVR-H18

SC 10 Meade F/6 + camera Starlightxpress SXVR-H18
pose 180s
disturbance at beginning

. . .

Nouveau transit 30/04/2021

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Plane Wave CDK 17" & Moravian 4G

Plane Wave CDK 17" & Moravian 4G
120 sec pics on IR-UV filter.
Moon (88%) at 73°.

. . .

Nouveau transit 29/04/2021

Qatar-2 b

109

Baransky A., Lobodenko M., Nagurna A., Solomakha M., Astronomical observatory of Taras Shevchenko National University of Kyiv / Kyiv comet station (MPC 585)

0.7-m f/4 reflector, AZT-8 NWT 7000/2830 + CCD FLI PL47-10

0.7-m f/4 reflector, AZT-8 NWT 7000/2830 + CCD FLI PL47-10
30 sec binning 2x2 multicomparison stars
moon at 30 degrees
15 minutes early vs. ETD

. . .

Nouveau transit 18/04/2021

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Plane Wave CDK 17" & Moravian 4G

Plane Wave CDK 17" & Moravian 4G
120 sec pics on IR-UV filter.

. . .

Nouveau transit 01/03/2021

RC 500 f/6 + CCD FLI PROLINE 4710
AAAV-Ass.ne Astrofili Alta Valdera
(www.astrofilialtavaldera.it)
Observers: Bigazzi Lorenzo, Fiumalbi Silvia, Gingillo Silvia, Alberto Villa.
Clear sky with full Moon.

. . .

Nouveau transit 01/03/2021

Qatar-2 b

109

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

RC 500 f/6 + CCD FLI PROLINE 4710

RC 500 f/6 + CCD FLI PROLINE 4710
AAAV-Ass.ne Astrofili Alta Valdera
(www.astrofilialtavaldera.it)
Observers: Bigazzi Lorenzo, Fiumalbi Silvia, Gingillo Silvia, Alberto Villa.

. . .

Nouveau transit 16/07/2020

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Planewave CDK 17 Moravian 4G

Planewave CDK 17 Moravian 4G
120 sec pics on IR-UV filter.
10 minutes early vs. ETD

. . .

Nouveau transit 08/06/2020

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Planewave CDK 17 Moravian 4G

Planewave CDK 17 Moravian 4G
120 sec pics on IR-UV filter.
12 minutes early vs. ETD

. . .

Nouveau transit 27/05/2020

Qatar-2 b

109

Gianni Casalnuovo, Filzi School Observatory (mpc D12) Laives - Italy

0.355-m f/8; focal 2822 mm; Ritchey-Chretien CCD QHY9 3358x2536 pixel 5,4 micron, (bin4) 1.56"/pixel; Fov 21.0

. . .

Nouveau transit 25/05/2020

Qatar-2 b

109

Alberto García Sánchez, Rio Cofio Observatory

MEADE LX200 S/C 10" + SBIG ST8-XME

MEADE LX200 S/C 10" + SBIG ST8-XME
120 segunds Clear Filter

. . .

Nouveau transit 25/05/2020

Qatar-2 b

109

Francois Regembal, HRTobs

RC360 / 10Micron / STX16803 / ACP

. . .

Nouveau transit 23/05/2020

Qatar-2 b

109

Jordi Lopesino, Observatori Sant Pere, Mataró

S/C 305 mm

. . .

Nouveau transit 19/05/2020

Qatar-2 b

109

Jordi Lopesino, Observatori Sant Pere, Mataró

S/C 305 mm

. . .

Nouveau transit 19/05/2020

Qatar-2 b

109

Guy Brabant, Observatoire de la Beaume

C8, red 6.3, Atik 460EX

C8, red 6.3, Atik 460EX
61 poses de 180s bin 2x2

. . .

Nouveau transit 19/05/2020

Qatar-2 b

109

Michael Irzyk, Boissettes, France

FSQ85 / H694

FSQ85 / H694
Muniwin

. . .

Nouveau transit 12/05/2020

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Planewave CDK 17 Moravian 4G

Planewave CDK 17 Moravian 4G
120 sec pics on IR-UV filter.
13 minutes early vs. ETD

. . .

Nouveau transit 21/04/2020

Qatar-2 b

109

F. Lomoz, Sedlčany

NWT 300/1200+ST2000XM

. . .

Nouveau transit 21/04/2020

Qatar-2 b

109

F. Lomoz, Sedlčany

SNT254/1016+G2-8300

. . .

Nouveau transit 14/04/2020

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Planewave CDK 17 Moravian 4G

Planewave CDK 17 Moravian 4G
120 sec pics on IR-UV filter.
14 minutes early vs. ETD

. . .

Nouveau transit 05/03/2020

Qatar-2 b

109

Nosáľ P., Vígľaš

NWT 250/1200 , SBIG ST-7

. . .

Nouveau transit 11/02/2020

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Planewave CDK 17 Moravian 4G

Planewave CDK 17 Moravian 4G
120 sec pics on IR-UV filter.
9 minutes early vs. ETD

. . .

Nouveau transit 03/02/2020

Qatar-2 b

109

Yves Jongen, Deep Sky Chile

Planewave CDK 17 Moravian 4G

Planewave CDK 17 Moravian 4G
120 sec pics on IR-UV filter.
8 minutes early vs. ETD

. . .

Nouveau transit 16/05/2019

Qatar-2 b

109

Marc Bretton, UAI B10 Baronnies Provençales Observatory

RC 82 cm - CCD FLI PL230

RC 82 cm - CCD FLI PL230
120 sec exposure filter V binning 1x1 defocused and multi comparison stars - moon at 15 degrees

. . .

Nouveau transit 30/04/2019

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
120 sec pics on IR-UV filter. 16 minutes early vs. ETD

. . .

Nouveau transit 08/04/2019

Qatar-2 b

109

Pere Guerra, Observatori Astronòmic Albanyà

16" Meade ACF F8, 10 Micron GM3000 HPS, Moravian G4-9000

16" Meade ACF F8, 10 Micron GM3000 HPS, Moravian G4-9000
CBB, 2x2 Binning.

. . .

Nouveau transit 26/03/2019

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
120 sec pics in IR-UV filter

. . .

Nouveau transit 10/03/2019

Qatar-2 b

109

Arena C., Private Observatory in Catania - ObservatoryCT

Sky-Watcher NWT 200/1000 + Atik 314L+

Sky-Watcher NWT 200/1000 + Atik 314L+
high humidity. No moon. OAG used.
German mount, with flip a bit after mid transit.

. . .

Nouveau transit 06/03/2019

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
120 sec pics on IR-UV filter

. . .

Nouveau transit 02/03/2019

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
120 sec pics on IR-UV filter

. . .

Nouveau transit 26/02/2019

Qatar-2 b

109

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

RC 500 f/6 + CCD FLI PROLINE 4710

RC 500 f/6 + CCD FLI PROLINE 4710
AAAV-Ass.ne Astrofili Alta Valdera
(www.astrofilialtavaldera.it)
Observers: Alberto Villa.
Clear sky and wind

. . .

Nouveau transit 29/12/2018

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
120 sec pics on IR-UV filter. Less than 25° from moon. Gradient correction and smoothing needed on the pics

. . .

Nouveau transit 25/12/2018

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
120 sec pics on IR-UV filter.
Trajectory very close to western horizon of this observatory

. . .

Nouveau transit 16/07/2018

Qatar-2 b

109

Tomasz Popajewski, ZS12 Lublin

Meade LX200ACF 14", Atik 314L+

. . .

Nouveau transit 17/05/2018

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

. . .

Nouveau transit 26/03/2018

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

. . .

Nouveau transit 22/03/2018

Qatar-2 b

109

P. Fricker, Siding Spring Observatory, Australia

iTelescope T32, Planewave 17" CDK, FLI Proline 16803

iTelescope T32, Planewave 17" CDK, FLI Proline 16803
5min subs

. . .

Nouveau transit 22/03/2018

Qatar-2 b

109

Jeff Robertson, Arkansas Tech University RRORRT

Meade 12/f6 SCT + SBIG ST9 ccd

Meade 12/f6 SCT + SBIG ST9 ccd
sloan r

. . .

Nouveau transit 22/03/2018

Qatar-2 b

109

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

. . .

Nouveau transit 15/03/2018

Qatar-2 b

109

Jongen Yves, Rasteau observatory

PlaneWave CDK 17 SBIG 11002

. . .

Nouveau transit 22/01/2018

Qatar-2 b

109

David Molina, AnunakiObservatory MPC-Z51 | Manzanares el Real

S/C 203mm + CCD ST8xme

S/C 203mm + CCD ST8xme
120",bin 1x1,filter clear,5 comparison stars,combined 2 frames

. . .

Nouveau transit 21/04/2017

Qatar-2 b

109

Martin Fowler, MicroObservatory (Whipple Observatory)

MicroObservatory telescope Cecilia

MicroObservatory telescope Cecilia
Limb darkening = 0.5. Original data from DIY Planet Search: https://www.cfa.harvard.edu/smgphp/otherworlds/OE/index.html
Již publikováno v:

. . .

Nouveau transit 11/04/2017

Qatar-2 b

109

Martin Fowler, MicroObservatory (Whipple Observatory)

MicroObservatory telescope Cecilia

MicroObservatory telescope Cecilia
Limb darkening = 0.5. Original data from DIY Planet Search: https://www.cfa.harvard.edu/smgphp/otherworlds/OE/index.html

. . .

Nouveau transit 06/04/2017

Qatar-2 b

109

Francesco Scaggiante, Danilo Zardin, 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 120"

. . .

Nouveau transit 06/04/2017

Qatar-2 b

109

Wonseok Kang, Deokheung Optical Astronomy Observatory

NYSC 1m Telescope + FLI PL-16803

. . .

Nouveau transit 30/03/2017

Qatar-2 b

109

David Molina, Rivas Vaciamadrid

S/C 203mm + CCD ST8xme + AO8

S/C 203mm + CCD ST8xme + AO8
180",bin 1x1,filter clear,5 comparison stars

. . .

Nouveau transit 30/03/2017

Qatar-2 b

109

David Molina, Rivas Vaciamadrid

S/C 203mm + CCD ST8xme + AO8

S/C 203mm + CCD ST8xme + AO8
180",bin 1x1,filter clear,5 comparison stars

. . .

Nouveau transit 22/04/2016

Qatar-2 b

109

David Molina, Antoni Vives Sureda, Anunnaki observatory

5 comparison stars, binning 2 to reduce noise

. . .

Nouveau transit 15/04/2016

Qatar-2 b

109

David Molina, AnunakiObservatory/Madrid

S/C 203mm ST8xme

S/C 203mm ST8xme
180",bin 1x1,filter clear,defocused 5 comparison stars

. . .

Nouveau transit 21/05/2015

Qatar-2 b

109

Yenal Öğmen, Green Island Observatory IAU B34

14"LX200R + SBIG ST-8XME

14"LX200R + SBIG ST-8XME
Dusty skies

. . .

Nouveau transit 23/04/2015

Qatar-2 b

109

Bernd Gährken, Bavarian Public Obersvatoy Munich

80cm /f10 Cassegrain + Atik 420

. . .

Nouveau transit 21/04/2015

Qatar-2 b

109

Joe Garlitz, Elgin, OR GJP

12 inch Newt SBIG402 ccd

12 inch Newt SBIG402 ccd
Comp is ave of 7 stars

. . .

Nouveau transit 27/03/2015

Qatar-2 b

109

Marc Bretton, UAI B10 Baronnies Provencales Observatory

Cassegrain 430 mm + STL 11K

Cassegrain 430 mm + STL 11K
60 sec exposure, very bad seeing filter clear binning 3x3

. . .

Nouveau transit 27/03/2015

Qatar-2 b

109

Marc Bretton, UAI B10 Baronnies Provencales Observatory

RC 820 mm Altazimutal + FLI PL230

RC 820 mm Altazimutal + FLI PL230
30 sec exposure filter Red binning 3x3

. . .

Nouveau transit 24/06/2014

Qatar-2 b

109

Thomas Sauer, IAS Observatory, Hakos, Namibia

RC50, ST10

RC50, ST10
1 min exposure time, 2x2 binning
Reference star = average of Chk1 and Chk2

. . .

Nouveau transit 20/06/2014

Qatar-2 b

109

Suzanne Taylor, Gunnison Valley Observatory

Celestron EdgeHD 14inch on a Paramount MX

Celestron EdgeHD 14inch on a Paramount MX
Thin cirrus during last 1/3 of observation - all stars showed decline in brightness.

. . .

Nouveau transit 12/04/2014

Qatar-2 b

109

Juanjo Gonzalez, Cielo Profundo J01

S/C 235 mm f6 + CCD ST8-XME

S/C 235 mm f6 + CCD ST8-XME
180 sec, binning 1x1, no filters

. . .

Nouveau transit 08/04/2014

Qatar-2 b

109

Juan Lozano de Haro, MPC-I57 Observatorio de Elche

0.25m f/6.3 Corrected Dall-Kirkham + CCD ST8XME

0.25m f/6.3 Corrected Dall-Kirkham + CCD ST8XME
150\\\\\\\" fotometric filter R Astrodon

. . .

Nouveau transit 13/03/2014

Qatar-2 b

109

Martin Mašek, Kateřina Hoňková, Jakub Juryšek, Los Leones, near Malargue; Argentina

FRAM, 0.3m SCT + CCD G2-1600

FRAM, 0.3m SCT + CCD G2-1600
Clouds, Light curve made from 5 light curves according to 5 comparison star.

. . .

Nouveau transit 24/01/2014

Qatar-2 b

109

Paul Benni, Acton Sky Portal

C11EdgeHD SCT, ST8XME, & G11 GEM

C11EdgeHD SCT, ST8XME, & G11 GEM
BBC filter, 4 star ensemble, clear sky, moon very close to target star.

. . .

Nouveau transit 19/08/2013

Qatar-2 b

109

Tony Angel and Caisey Harlingten, Searchlight Observatory Network - OSC

C14 , Paramount ME, ST8 2x2 binning

. . .

Nouveau transit 30/05/2013

Qatar-2 b

109

C. Colazo, R. Melia, N. Marcionni, Estación Astrofísica Bosque Alegre

1.54m f/4.86 Newtoniano + CCD

. . .

Nouveau transit 12/05/2013

Qatar-2 b

109

Stan Shadick, University of Saskatchewan Physics Roof Observatory, CANADA

Meade 10\\\" LX200GPS; SBIG STL1301E CCD

Meade 10\\\" LX200GPS; SBIG STL1301E CCD
cbb filter.
Processed with artificial star at 10x4x10 at binning 2.
Used only reference stars C1-C6, C8-C10, C12, C14.
Pier 3.

. . .

Nouveau transit 29/04/2013

Qatar-2 b

109

Petri Kehusmaa / Caisey Harlingten, Searchlight Observatory Network, NM1

16RCA, Paramount ME, Alta U42

16RCA, Paramount ME, Alta U42
Red filter used. Lost guide star after meridian flip.

. . .

Nouveau transit 28/04/2013

Qatar-2 b

109

Jens Jacobsen, Egeskov Observatory

400mm f/5 Newton, Starlight Xpress H16, Johnson V

. . .

Nouveau transit 24/04/2013

Qatar-2 b

109

Enrique Díez Alonso, Monte Deva, Gijón

C8, qhy 6

. . .

Nouveau transit 12/04/2013

Qatar-2 b

109

Anthony Ayiomamitis, Private Observatory

AP 305/f3.8 RHA, AP1200/CP3, SBIG ST-10XME

AP 305/f3.8 RHA, AP1200/CP3, SBIG ST-10XME
Very good seeing and transparency.

. . .

Nouveau transit 09/04/2013

Qatar-2 b

109

James Campbell, Rothney Astrophysical Observatory

0.4 m Clark-Milone Telescope, SBIG STX-6303

0.4 m Clark-Milone Telescope, SBIG STX-6303
Observed with Connor Pilling. 120 sec exposures. Ensemble photometry performed in MaxIm DL. Undergraduate observation for ASPH 507.

. . .

Nouveau transit 21/02/2013

Qatar-2 b

109

collège Saint-Exupéry , Mayhill, New Mexico (New Mexico skies)

Planewave 17\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\" CDK / FLI-PL6303E CCD

Planewave 17\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\" CDK / FLI-PL6303E CCD
We have missed the beginning of the transit because of clouds and the hole is due of a problem with the mount.

. . .

Nouveau transit 20/02/2013