Recent

New transit 8/12/2026

GJ 1214 b

119

Giovanni Calapai, Calapai Astronomical Observatory, 8/12/2026

Celestron C14 (SCT 356/3910) + red. 0,7x + SBIG ST9XE

. . .

New observation 8/12/2026

GJ 1214

Giovanni Calapai, Calapai Astronomical Observatory, 8/11/2026

Celestron C14 (SCT 356/3910) + red. 0,7x + SBIG ST9XE

. . .

New transit 6/16/2026

GJ 1214 b

119

Federico Palaia, Mauro Santarossa, Mirko Gusmaroli, Civico Osservatorio Astronomico di Rozzano, 6/16/2026

Meade ACF 16", Moravian G4-9000, clear and RGB filters

. . .

New observation 6/16/2026

GJ 1214

Federico Palaia, Mauro Santarossa, Mirko Gusmaroli, Civico Osservatorio Astronomico di Rozzano, 6/16/2026

Meade ACF 16", Moravian G4-9000, clear and RGB filters

. . .

New transit 5/11/2026

GJ 1214 b

119

Álvaro Fornas Silva, Centro Astronómico Alto turia, 4/28/2026

CDK 24" with Atik One 6 CCD Camera

. . .

New observation 5/11/2026

GJ 1214

Álvaro Fornas Silva, Centro Astronómico Alto turia, 4/28/2026

CDK 24" with Atik One 6 CCD Camera

. . .

New transit 8/4/2024

GJ 1214 b

119

Yves Jongen, Rasteau Observatory

Planewave CDK 17" & SBIG STXL 11002

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

. . .

New transit 8/4/2024

GJ 1214 b

119

Mario Morales, Observatorio de Sencelles, Spain - MPC K14

Newtonian 250 mm f/4 - SBIG ST7XME

Newtonian 250 mm f/4 - SBIG ST7XME
28 EXP. X 300" CLEAR FILTER

. . .

New transit 7/19/2024

GJ 1214 b

119

Miguel Angel Alava, Sarriguren

Sc 203/2000 f10, Asi1600MM

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

. . .

New transit 7/28/2023

GJ 1214 b

119

Mario Morales, Observatorio de Sencelles, Spain - MPC K14

Newtonian 250 mm f/4 - SBIG ST7XME

Newtonian 250 mm f/4 - SBIG ST7XME
20 EXP. X 350" - CLEAR

. . .

New transit 7/9/2023

GJ 1214 b

119

R. Roy, Blauvac MPC 627

T 400mm f4.53+ ZWO ASI 1600 MMC

. . .

New transit 4/5/2023

GJ 1214 b

119

David Molina, AnunakiObservatory MPC-Z51

0.35m + CCD ST9xe

0.35m + CCD ST9xe
120",bin 1x1

. . .

New transit 8/27/2022

GJ 1214 b

119

Anaël Wünsche, UAI B10 Baronnies Provencales Observatory

RC 82 cm - FLI-PL230

RC 82 cm - FLI-PL230
120s exposures, seeing 3" variable.

. . .

New transit 6/20/2022

GJ 1214 b

119

Mario Morales, Observatorio de Sencelles, Spain - MPC K14

250 mm f/4 Newt. - SBIG ST7XME

250 mm f/4 Newt. - SBIG ST7XME
23 exp. X 340"

. . .

New transit 7/20/2021

GJ 1214 b

119

J.G., Backyard

254mm Reflector f4 / ASI174mm

254mm Reflector f4 / ASI174mm
55 x 2 minutes (Ha 30nm filter)

. . .

New transit 6/13/2021

GJ 1214 b

119

Mario Morales, Observatorio de Sencelles, Spain - MPC K14

Newtonian 254 mm f/4 - SBIG ST7XME

Newtonian 254 mm f/4 - SBIG ST7XME
40 x 240"

. . .

New transit 5/13/2021

GJ 1214 b

119

Jean Plazas, Ribot Observatory

C14 F/7+ camera starlightxpress

C14 F/7+ camera starlightxpress
pose 180s
UHC Filter
noise at the beginning, cloud

. . .

New transit 3/27/2021

GJ 1214 b

119

Paul Benni, Acton Sky Portal

C11EdgeHD SCT, ST8XME ccd, & P MX+ GEM

C11EdgeHD SCT, ST8XME ccd, & P MX+ GEM
CBB filter, 100 sec image exposures

. . .

New transit 9/18/2020

GJ 1214 b

119

F. Lomoz, Sedlčany

NWT 300/1200+ST2000XM

NWT 300/1200+ST2000XM
exp. 110s

. . .

New transit 9/18/2020

GJ 1214 b

119

F. Lomoz, Sedlčany

SNT 254/1016+G2-8300

SNT 254/1016+G2-8300
exp. 110s

. . .

New transit 8/3/2020

GJ 1214 b

119

Yves Jongen, Deep Sky Chile

Planewave CDK 17 Moravian 4G

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

. . .

New transit 5/28/2020

GJ 1214 b

119

Nayra Rodríguez Eugenio (PETeR, IAC), Observatorio del Roque de los Muchachos

Liverpool Telescope, RISE \"V+R\" filter

Liverpool Telescope, RISE \"V+R\" filter
Observations obtained with the Liverpool Telescope and the RISE instrument (https://telescope.livjm.ac.uk/TelInst/Inst/RISE/)as part of the PETeR project (IAC)

. . .

New transit 5/21/2020

GJ 1214 b

119

Jose Pablo Navarro Pina ., Roque de los Muchachos Observatory

Liverpool Telescope RISE "V+R" filter

Liverpool Telescope RISE "V+R" filter
Research Project PETER / IAC

. . .

New transit 5/21/2020

GJ 1214 b

119

María Guillermo Cabrera (PETeR, IAC), Roque de los Muchachos Observatory

Liverpool Telescope\ RISE\ "V+R\" filter

Liverpool Telescope\ RISE\ "V+R\" filter
The filter used was a Og515+kg5 (V+R filter). Its transmission curve can be consulted at http://telescope.livjm.ac.uk/TelInst/Inst/RISE/.

. . .

New transit 5/17/2020

GJ 1214 b

119

Manfred Raetz, Privatsternwarte Herges-Hallenberg

SCT 280 / 1790 + CCD MI G2-1600

. . .

New transit 6/22/2019

GJ 1214 b

119

J Garlitz, GJP Elgin, OR

12 inch Newt f/5 SBIG ST402 cce

12 inch Newt f/5 SBIG ST402 cce
Comp = ave 8 stars

. . .

New transit 4/21/2019

GJ 1214 b

119

Manfred Raetz, Privatsternwarte Herges-Hallenberg

SCT 280 / 1790 + CCD MI G2-1600

. . .

New transit 7/15/2018

GJ 1214 b

119

Michael Irzyk, UAI 199 - Buthier - TJMS

newton 600 + STT8300

newton 600 + STT8300
observateurs : M. Irzyk, P. Barroy, JM. Vienney
Planete Science Telescope Jean Marc Salomon

. . .

New transit 7/8/2018

GJ 1214 b

119

Marc Bretton, UAI B10 Baronnies Provençales Observatory

RC 82 cm - CCD FLI PL230

RC 82 cm - CCD FLI PL230
60 sec exposure filter LNIR no defocus multi comparison stars binning 1 x1

. . .

New transit 1/15/2018

GJ 1214 b

119

Thomas Schaefer, Remote Telescope, Mayhill, New Mexico, MPC H06

CDK, 431, FL 1940mm, FLI-PL6303E

CDK, 431, FL 1940mm, FLI-PL6303E
30s exposures,
2.5 minute bins,
no Filter,
RMS=0.002708(norm),
BIC=57.2,
chi-sqr=6.64,
Time transit variation without observable root cause,

. . .

New transit 12/25/2017

GJ 1214 b

119

Thomas Schaefer, AstroCamp Observatory, Nerpio, Spain

Remote Telescope - 430mm CDK / SBIG STL-11000M

Remote Telescope - 430mm CDK / SBIG STL-11000M
30s images,3 comparative stars, BIN-3,RMS=1,8 mmag,BIC=59.6,ChiSqr=1.1,

. . .

New transit 12/23/2017

GJ 1214 b

119

Thomas Schaefer, Sierra Remote Observatory / Auberry California / USA

Remote Telescope 610mm CDK / FLI-PL09000

Remote Telescope 610mm CDK / FLI-PL09000
60s images,unbinned,5 comp.stars,obj aperture=7,inner backgr.=10,outer backgr.=15 Pixels.BIC=121,ChiSqr=51.1,

. . .

New transit 7/5/2017

GJ 1214 b

119

Claudio Arena, Private Observatory in Catania - ObservatoryCT

200mm Skywatcher Newtonian, ATIK 314L+, QHY guiding with finderscope

200mm Skywatcher Newtonian, ATIK 314L+, QHY guiding with finderscope
Fairly strong light pollution. Data were binned (2 points average)

. . .

New transit 6/27/2017

GJ 1214 b

119

Claudio Arena, Private Observatory in Catania - ObservatoryCT

200mm Skywatcher Newtonian, ATIK 314L+, QHY guiding with finderscope. Custom roll off roof, all controlled remotely

200mm Skywatcher Newtonian, ATIK 314L+, QHY guiding with finderscope. Custom roll off roof, all controlled remotely
Clear night, no moon. Autoguided. Observations started at nautical twilight / beginning of astronomical twilight. Data points binned every 2 points.

. . .

New transit 6/8/2017

GJ 1214 b

119

M. Hoecherl, BSW Loibling

Newton254 f5/5 + CCD Atik 314L+

Newton254 f5/5 + CCD Atik 314L+
36 Frames Exposure 180sec Astronomik L-Filter

. . .

New transit 3/4/2017

GJ 1214 b

119

Š. Gajdoš, J. Šubjak, AGO Modra (MPC code 118)

0.6-m f/5.5 reflector + CCD

0.6-m f/5.5 reflector + CCD
exposure 80s

. . .

New transit 5/4/2016

GJ 1214 b

119

David Molina, AnunakiObservatory/Madrid

S/C 203mm + ST8xme

S/C 203mm + ST8xme
300",bin 1x1,filter clear,6 comparison stars

. . .

New transit 7/20/2015

GJ 1214 b

119

A. Marino, UAN Observatory

SC 28 cm + CCD Atik 314

SC 28 cm + CCD Atik 314
Unione Astrofili Napoletani: A. Marino, S. D'Alterio.

. . .

New transit 7/13/2015

GJ 1214 b

119

Matthieu BACHSCHMIDT, Ferme

C11 + SBIG ST8XME

C11 + SBIG ST8XME
90s exposure

. . .

New transit 7/12/2015

GJ 1214 b

119

Fran Campos, Observatori Puig dAgulles

N-300 f/4 on NEQ6; SBIG ST-8XME, Johnson-Cousins BVRcIc filters

N-300 f/4 on NEQ6; SBIG ST-8XME, Johnson-Cousins BVRcIc filters
Each point is an average of three 60" exposures

. . .

New transit 6/4/2015

GJ 1214 b

119

Ramon Naves, Montcabrer MPC-213

S/C 305mm f6 + CCD ST8XME+AO8

. . .

New transit 6/1/2015

GJ 1214 b

119

Yenal Öğmen, Green Island Observatory IAU B34

14"LX200R + SBIG ST-8XME

. . .

New transit 5/24/2015

GJ 1214 b

119

Matthieu BACHSCHMIDT, Ferme

C11 + SBIG ST8XME

C11 + SBIG ST8XME
180s exposure

. . .

New observation 3/20/2015

GJ 1214

Martin Zíbar, Chlumčany

Newton 254/903, sekční G2-0402, AG G1-0300 na SW 80/400

Newton 254/903, sekční G2-0402, AG G1-0300 na SW 80/400
Před tranzitem přecházela lehká oblačnost, mírný vánek, teplota asi 0 °C, FWHM kolem 4, expozice 200 s, DQ = 3, TminHJD = 2457101.65019 +/- 0.00075

. . .

New transit 3/20/2015

GJ 1214 b

119

Martin Zíbar, Chlumčany

Newton 254/903, sekční G2-0402, AG G1-0300 na SW 80/400

. . .

New transit 4/3/2014

GJ 1214 b

119

Paul Benni, Acton Sky Portal

C11EdgeHD SCT, ST8XME, & G11 GEM

C11EdgeHD SCT, ST8XME, & G11 GEM
BBC filter, 9 star ensemble, clear sky, poor seeing.

. . .

New transit 1/28/2014

GJ 1214 b

119

Planethunters La Devesa Elche, Liverpool Telescope / PHLD

RC 2m Andor DW485 \\\"V+R\\\" filter

RC 2m Andor DW485 \\\"V+R\\\" filter
Students research project with 2m Liverpool Telescope and IAC collaboration.

. . .

New transit 9/12/2013

GJ 1214 b

119

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

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

. . .

New transit 9/10/2013

GJ 1214 b

119

JOSEP GAITAN, MAS MOIXA MPC C86

SC10\\\" F6.8 ST8+AO8

SC10\\\" F6.8 ST8+AO8
180 SEG.

. . .

New transit 7/1/2013

GJ 1214 b

119

Mark Salisbury, Private Observatory

400mm F6.8 ODK, ST10XME, AO8 & filter Wheel

400mm F6.8 ODK, ST10XME, AO8 & filter Wheel
180s exposures binned 2x2 through Rc filter.
Very poor seeing, background ADU counts doubling during observation.

. . .

New transit 6/8/2013

GJ 1214 b

119

Gährken bernd, 116

80cm Cassegrain + Brightstar Mammut

80cm Cassegrain + Brightstar Mammut
no autoguiding
Filter: Baader Fringe Killer

. . .

New transit 5/19/2013

GJ 1214 b

119

Martin Vrašťák, Liptovská Štiavnica, Slovakia

0,24-m f/5 Newton+CCD G2-1600, autopointer 80/400+G1-0300

0,24-m f/5 Newton+CCD G2-1600, autopointer 80/400+G1-0300
90 sec exposure, 5 comparison stars

. . .

New transit 5/10/2013

GJ 1214 b

119

ESSEIVA Nicolas, observatoire saint martin

c11 edge+ red focale0.7+qsi516+filtre astrodonbb

c11 edge+ red focale0.7+qsi516+filtre astrodonbb
120 s exposure

. . .

New transit 10/2/2012

GJ 1214 b

119

Dean, CSM Observatory

20inch RC, STL6303

20inch RC, STL6303
26 images @ 2min 2bin. Master dark and flat applied. Photometry in MaximDL

. . .

New transit 8/1/2012

GJ 1214 b

119

Joe Garlitz, GJP Elgin, OR

Newt 305mm@f/5 SBIG-ST402

Newt 305mm@f/5 SBIG-ST402
90 sec integration

. . .

New transit 7/18/2012

GJ 1214 b

119

Melissa Hutcheson, Cerro Tololo Inter-American Observatory

16\" telescope (PROMPT 4)

. . .

New transit 7/15/2012

GJ 1214 b

119

Thomas Sauer, IAS observatory, Hakos, Namibia

1500/500 Cassegrain, SBIG ST10XME

1500/500 Cassegrain, SBIG ST10XME
60 sec exposure time, 2x2 binning
reference star = average of Chk1, Chk2, Chk3, Chk4 and Chk5
heavy storm during observation

. . .

New transit 6/26/2012

GJ 1214 b

119

Anthony Ayiomamitis, Private Observatory

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

AP 305/f3.8 RHA, AP1200 GEM, SBIG ST-10XME
Poor seeing, average transparency

. . .

New transit 6/18/2012

GJ 1214 b

119

Janko Mravik, Jaroslav Grnja, Night Hawk

GSO 250/1250 + EQ6 + Astropix 1.4

GSO 250/1250 + EQ6 + Astropix 1.4
30 sec exposition

. . .

New transit 3/23/2012

GJ 1214 b

119

Fabio Martinelli, Montecatini val di Cecina Astronomical Centre

SC 14\\\\\\\" f/6.3 CCD ST8-XME

. . .

New transit 3/23/2012

GJ 1214 b

119

Ovidiu Tercu, Alex Dumitriu, Galati Observatory, C73

RC 0.4m, f/8 + CCD SBIG STL-6303e

RC 0.4m, f/8 + CCD SBIG STL-6303e
120 seconds exposures

. . .

New transit 3/20/2012

GJ 1214 b

119

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

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

. . .

New transit 6/30/2011

GJ 1214 b

119

Francisco Centenera Pecharromán, NTO Manjirón

cassegrain 212mm f:13 ST8XME

. . .

New transit 6/27/2011

GJ 1214 b

119

Toni Scarmato, Toni scarmato Observatory

25 cm Newton ccd Atik 16IC

. . .

New observation 6/1/2011

GJ 1214

Luboš Brát, ALTAN.Observatory

RL200, f/6 + ST8, guider RF80/600+G1-0300

. . .

New transit 5/31/2011

GJ 1214 b

119

Martin Vrašťák, Žilina-Mojš

RL240/1200+CCD G2-1600

RL240/1200+CCD G2-1600
3x30s exposure
lightcurve was averaged (Fittool)
used comparison stars: comp,check1-3

. . .

New transit 5/31/2011

GJ 1214 b

119

Luboš Brát, ALTAN.Observatory

RL200, f/6 + ST8, guider RF80/600+G1-0300

. . .

New transit 5/24/2011

GJ 1214 b

119

Sokov E. N., Pulkovo Observatory

C 320mm f10 + CCD FLI 1001E

C 320mm f10 + CCD FLI 1001E
Time of exposition was 120 sec.

. . .

New transit 5/13/2011

GJ 1214 b

119

Martin Vrašťák, Žilina-Mojš

RL240/1200+CCD G2

RL240/1200+CCD G2
30s exposure, 3x30s merged(Muniwin)
lightcurve was averaged(Fittool)
used comparison stars:
comp,check1-7

. . .

New transit 5/12/2011

GJ 1214 b

119

Ramon Naves, Montcabrer MPC-213

S/C 305mm f6 + CCD ST8XME+AO8

S/C 305mm f6 + CCD ST8XME+AO8
180S

. . .

New transit 4/23/2011

GJ 1214 b

119

Anthony Ayiomamitis, Private observatory

AP160/f7.5 refractor, AP1200GTO GEM, SBIG ST-10XME, SBIG Lum filter

AP160/f7.5 refractor, AP1200GTO GEM, SBIG ST-10XME, SBIG Lum filter
Third-quarter moon in the immediate vicinity.

. . .

New transit 3/8/2011

GJ 1214 b

119

Gustavo Muler Schteinman, Observatorio Nazaret J47

S/C 305mm f6 + CCD ST8XME+AO8

S/C 305mm f6 + CCD ST8XME+AO8
120 secs subexposures.
unfiltered

. . .

New observation 2/27/2011

GJ 1214

Václav Přibík, Hinata Zlín

Newton 254/1200, CCD G2-1600, EQ6

. . .

New transit 8/9/2010

GJ 1214 b

119

Johannes Ohlert, Astronomie Stiftung Trebur MPC 239

1.2 m Cassegrain; STL 6303E

. . .

New transit 7/30/2010

GJ 1214 b

119

Toni Scarmato, Toni Scarmato Observatory

25 cm newtonian f/4.8 ccd Atik 16IC

25 cm newtonian f/4.8 ccd Atik 16IC
No good autoguide

. . .

New transit 7/13/2010

GJ 1214 b

119

Martin Vrašťák, Žilina-Mojš, Slovakia

RL 240/1200 + CCD G2

RL 240/1200 + CCD G2
clear sky, 60 sec exposure,light curve average of comparison stars C-C5

. . .

New transit 7/11/2010

GJ 1214 b

119

Toni Scarmato, Toni Scarmato Observatory

25 cm newtonan ccd Atik 16IC

. . .

New transit 7/8/2010

GJ 1214 b

119

Thomas Sauer, IAS-observatory, Hakos, Nambia

SBIG ST10 @ Newton 510 / 1888

SBIG ST10 @ Newton 510 / 1888
BlueBlockage-Filter,
Exposure time: 60 sec, 2x2-binning,
Reference star = average of Chk1, Chk2, Chk3, Chk4 and Chk5

. . .

New transit 7/7/2010

GJ 1214 b

119

Joe Garlitz, GJP Elgin, OR

Newt 305mm@f/5 SBIG-ST402

Newt 305mm@f/5 SBIG-ST402
Filter Red(RGB) 120sec interation
presented V-C1

. . .

New transit 7/3/2010

GJ 1214 b

119

Luboš Brát, ALTAN.Observatory

RL200, f/6 + ST8, guider RF80/600+G1-0300

. . .

New transit 7/1/2010

GJ 1214 b

119

Radek Kocián, HaP J.Palisy Ostrava (R.Kocián)

Meade 300/f6.3 + SBIG ST8-XME

Meade 300/f6.3 + SBIG ST8-XME
jasno, měsíc

. . .

New transit 6/30/2010

GJ 1214 b

119

Anthony Ayiomamitis, Private observatory

AP160/f7.5 refractor, AP 0.75x TVPH, AP1200GTO GEM, SBIG ST-10XME, SBIG Lum filter

AP160/f7.5 refractor, AP 0.75x TVPH, AP1200GTO GEM, SBIG ST-10XME, SBIG Lum filter
Further details available at http://www.perseus.gr/Astro-Photometry-GJ-1214-20100629.htm .

. . .

New transit 6/30/2010