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Telescope Model ： Vixen VC200L , Camera Model ： ZWO ASI 1600MM-PRO , Filter ： ZWO EFW 7×36(DARK,U,B,V,R,I,CH4)
EXP. 180s | Moon illumination: 99.4%, Moon distance: 83.2°| Max counts increase during observation: R:0% V:0%

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Nový tranzit 01.12.2025

WASP-21 b

Federico Palaia, Civico Osservatorio Astronomico di Rozzano, 26.11.2025

Meade ACF 16", sbig ST10 XME, clear and RGB filters

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Nové pozorování 01.12.2025

WASP-21

Federico Palaia, Civico Osservatorio Astronomico di Rozzano, 26.11.2025

Meade ACF 16", sbig ST10 XME, clear and RGB filters

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Nový tranzit 03.11.2024

WASP-21 b

Claudio Lopresti, GAD Observatory, 02.11.2024

Mak-Newton 7" - Sbig ST.10xme

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Nové pozorování 03.11.2024

WASP-21

Claudio Lopresti, GAD Observatory, 02.11.2024

Mak-Newton 7" - Sbig ST.10xme

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Nový tranzit 21.10.2024

WASP-21 b

Yves Jongen, Rasteau Observatory

Planewave CDK 17" & SBIG STXL 11002

Planewave CDK 17" & SBIG STXL 11002
60 sec pics on IR-UV filter.

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Nový tranzit 20.10.2024

WASP-21 b

Yves Jongen, Rasteau Observatory

Planewave CDK 17" & SBIG STXL 11002

Planewave CDK 17" & SBIG STXL 11002
120 sec pics on Red filter.

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Nový tranzit 12.08.2024

WASP-21 b

Miguel Angel Alava, Sarriguren

Sc 203/2000 f10, Asi1600MM

Sc 203/2000 f10, Asi1600MM
180s exposures, IR-UV filter

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Nový tranzit 15.10.2023

WASP-21 b

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

0.6 m Telescope + SBIG STL 1001 CCD

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Nový tranzit 31.08.2022

WASP-21 b

Yves Jongen, Deep Sky Chile

Planne-Wave CDK 17" & Moravian 4 G

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

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Nový tranzit 23.09.2021

WASP-21 b

Yves Jongen, Rasteau Observatory

Plane Wave CDK 17" & SBIG STXL11002

Plane Wave CDK 17" & SBIG STXL11002
120 sec pics on Red filter.

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Nový tranzit 01.11.2020

WASP-21 b

Vojtěch Školník, Broumov NMO

Sct 200/2000 + Meade DSI

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Nový tranzit 12.10.2020

WASP-21 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 45"
binning 2x2

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Nový tranzit 08.10.2020

WASP-21 b

Anaël Wünsche, UAI B10 Baronnies Provencales Observatory

Cassegrain 430 mm + STL 11K

Cassegrain 430 mm + STL 11K
120s exposures. Photometry defocus. Windy night. Moon 70%. Seeing 3". Clear filter. Multicomparison stars. Mount flipping during transit.

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Nový tranzit 13.09.2020

WASP-21 b

F. Lomoz, Sedlčany

SNT 254/1016+G2-8300

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Nové pozorování 12.09.2020

WASP-21

Vojtěch Školník, Broumov NMO

Sct 200/2000 + Meade DSI

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Nový tranzit 17.08.2020

WASP-21 b

Francois Regembal, HRTobs

RC360 / 10Micron / STX16803 / ACP

RC360 / 10Micron / STX16803 / ACP
120s bin1

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Nový tranzit 05.08.2020

WASP-21 b

Yves Jongen, Rasteau observatory

PlaneWave CDK 17 SBIG STLX11002

PlaneWave CDK 17 SBIG STLX11002
120 sec pics on Red filter.
10 minutes early vs. ETD

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Nový tranzit 25.07.2019

WASP-21 b

Anael Wunsche, UAI B10 Baronnies Provencales Observatory

Cassegrain 430 mm + STL 11K

Cassegrain 430 mm + STL 11K
Clear filter. 120s exposures. seeing below 2". Slight defocus. Multicomparison stars. Half-moon rising during the transit. Loss of data due to very high errors.

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Nový tranzit 31.10.2017

WASP-21 b

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

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Nové pozorování 16.12.2016

WASP-21

Martin Oršulák, Kadaň

Skywatcher ED 80/600 na E - 6 Skycan

Skywatcher ED 80/600 na E - 6 Skycan
První exoplaneta

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Nové pozorování 16.12.2016

WASP-21

Fabián B., Horní Halže

Skywatcher ED 80/600 na EQ - 6 Skyscan

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Nový tranzit 21.10.2016

WASP-21 b

Marc Bretton, UAI B10 Baronnies Provencales Observatory

Cassegrain 430 mm + STL 11k

Cassegrain 430 mm + STL 11k
120 sec exposure filter clear binning 1x1 defocussed and multi comparison stars

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Nový tranzit 13.09.2016

WASP-21 b

František Lomoz, Sedlčany

Newton 300/1200+ST2000XM

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Nový tranzit 13.09.2016

WASP-21 b

František Lomoz, Sedlčany

Schmidt-Newton 254/1016+G2-8300

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Nový tranzit 12.09.2016

WASP-21 b

David Molina, AnunakiObservatory/Madrid

S/C 203mm ST8xme

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

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Nový tranzit 05.11.2015

WASP-21 b

Hannah Frame, Emory Observatory

61cm DFM f/8 Alta U-47

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Nový tranzit 07.08.2015

WASP-21 b

Marc Bretton, UAI B10 Baronnies Provencales Observatory

Cassegrain 430 mm + STL 11k

Cassegrain 430 mm + STL 11k
120 sec exposure filter clear binning 1x1
defocus multicomparison stars

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Nový tranzit 09.09.2014

WASP-21 b

Paul Benni, Acton Sky Portal

C11EdgeHD SCT, ST8XME, & G11 GEM

C11EdgeHD SCT, ST8XME, & G11 GEM
BBC filter, 4 star ensemble, clear sky but full moon. Transit starts 25 minutes early!

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Nový tranzit 17.02.2014

WASP-21 b

Vanessa Logan and Karen Lewis, Lowell Observatory

Lowell 31\\\", NASAcam 2Kx2K Loral CCD

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Nový tranzit 12.09.2013

WASP-21 b

Ferran Grau Horta, Ca l Ou (MPC-C71)

S/C 305mm f10 + CCD FLI PL1001E-1

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Nový tranzit 04.01.2013

WASP-21 b

Alexander Ivanov, Eugene Sokov, Mount Astronomical station of Pulkovo Observatory

Maksutov reflector; f8.2; 500 mm; SBIG ST-L 1001E CCD camera

Maksutov reflector; f8.2; 500 mm; SBIG ST-L 1001E CCD camera
Exposition - 30 sec.

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Nový tranzit 22.10.2012

WASP-21 b

Toni Scarmato, Toni Scarmato Observatory

25 cm newtonian+ccd atik 16IC

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Nový tranzit 13.09.2012

WASP-21 b

Janko Mravik, Jaroslav Grnja, Night Hawk

GSO 250/1250 + EQ6 + SBIG st7

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Nový tranzit 08.09.2012

WASP-21 b

Štefan Gajdoš, AGO Modra (MPC code 118)

0.6-m f/5.5 reflector + CCD

0.6-m f/5.5 reflector + CCD
exp. 40s

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Nový tranzit 05.09.2012

WASP-21 b

Stan Shadick, University of Saskatchewan Physics Roof Observatory, CANADA

Meade 10\\\" LX200GPS; SBIG STL1301E CCD

Meade 10\\\" LX200GPS; SBIG STL1301E CCD
Used artificial star at 9x4x10 at binning 1.
Used only reference stars C1-C4, C7, C10-C15.
Pier 2.

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Nový tranzit 06.05.2012

WASP-21 b

Stan Shadick, University of Saskatchewan Physics Roof Observatory

Meade 10\\\" LX200GPS; SBIG ST10XME CCD

Meade 10\\\" LX200GPS; SBIG ST10XME CCD
cbb filter.
Used only reference stars C1-C2, C4-C7, C9-C10.
Binning 3.
High airmass effects near start of transit.

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Nový tranzit 25.08.2011

WASP-21 b

Martyn Eaves, Flansham

80mm ED MX716

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Nový tranzit 20.08.2011

WASP-21 b

Martyn Eaves, Felpham

80mm ED plus MX716

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Nové pozorování 28.07.2011

WASP-21

Martin Zíbar, Chlumčany

SW ED 80/600, Atic 16 IC, AG by MMys na SW 80/400

SW ED 80/600, Atic 16 IC, AG by MMys na SW 80/400
Nic extra obloha, k ránu vyšel srpek Měsíce, během pozorování občas slabá oblačnost. FWHM 2-3, expozice 60 s, DQ = 4, TminGJD = 2455767.47582 +/- 0.00303, zatím nebylo odesláno do ETD, nový muniwin má nějaký problém s aplikací masterflatu

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Nový tranzit 13.07.2011