ETD - Exoplanet Transit Database
Archive of news and updates
2014-11-24 : Dear observers,
2013-02-24 : Upgrade of transit predictions.
2012-11-16 : nová tranzitujúca exoplaneta nedávno publikovaná byla přidána do ETD: WASP-71b
2012-11-12 : 5 tranzitujících exoplanet nedávno publikovaných bylo přidáno do ETD: WASP-52b, WASP-58b, WASP-59b, WASP-60b a KELT-3b
2012-07-12 : New transiting exoplanet GJ3470 b Cnc was added to ETD.
2012-07-12 : New transiting exoplanet - HATS-1 b was added to ETD.
2012-02-05 : Three new exoplanets were added to ETD: HAT-P-8 b (Tri), Kepler-23 b (previous designation KOI 168.03) and Kepler-23 c (KOI 168.01) Cyg.
2012-01-19 : 6 recently published transiting exoplanets were added to ETD: Kepler-21 b, HAT-P-34 b, HAT-P-35 b, HAT-P-36 b, HAT-P-37 b and CoRoT-19 b.
2011-10-28 : Qatar-2 b (Vir) transiting exoplanet was published by Marta L. Bryan et al., 2011. This object exhibits the deepest transits (3.5%) among all known transiting exoplanets. Second - outer planet "c" is producing editional RV variations.
2011-10-28 : New transiting exoplanet WASP-36 b (Hya) were recently announced by A. M. S. Smith et al. (2011):
2011-10-28 : Two new confirmed exoplanets - KOI 0135b (Lyr) and KOI 0204 (Cyg) by
2011-09-28 : According to visual inspection of all available O-C diagrams in ETD, these objects exhibits some signs of Transit Timing Variations (TTV) and require more of your attention:
2011-09-25 : Focusing TTV diagrams
2011-09-24 : Archive of news and updates
2011-09-16 : New transiting exoplanet CoRoT-20 b (Mon) was added to ETD
2011-09-16 : New transiting circumbinary exoplanet Kepler-16(AB) b was added to ETD
2011-09-13 : New transiting super-Earth HD 97658b. A bright star (V = 7.7 mag) in Leo constellation was discovered to have a planet using RV technique. Recently Gregory W. Henry et al. (2011) have discovered a very shallow transits (depth 0.002 mag).
2011-09-11 : CoRoT-11 b orbital elements were refined according to recent transit observation. A period 2.99433d was refined to 2.994285d. Thanks to Ramon Naves for his accurate observation.
2011-09-09 : KOI-0084 was renamed to Kepler-19 b (Lyr). An extrasolar planet with perturbing "c" planet in the system shows +/- 5 minutes TTV as is described in discovery / confirmation paper by Sarah Ballard et al. (2011), The Kepler-19 System: A Transiting 2.2 R_Earth Planet and a Second Planet Detected via Transit Timing Variations
2011-09-09 : KOI-0020 was renamed to Kepler-12 b (Dra) according to discovery / confirmation paper by J. J. Fortney et al., (2011)
2011-08-15 : New transiting exoplanet WASP-50 b (Eri) was added to ETD
2011-08-10 : HD156846 b possible transit observing campaign
2011-08-03 : Kepler candidate KOI-0196 b has been confirmed by A. Santerne at al. (2011), SOPHIE velocimetry of Kepler transit candidates IV. KOI-196b: a non-inflated hot-Jupiter with a high albedo. Object was added to ETD.
2011-07-30 : Kepler candidate KOI 203 b was renamed to Kepler-17 b (Cyg) according to discovery paper by J.M. Désert et al, 2011: The hot-Jupiter Kepler-17b: discovery, obliquity from stroboscopic starspots, and atmospheric characterization.
2011-07-14 : Kepler candidate KOI 128 b was renamed to Kepler-15 b (Cyg) according to discovery paper by Michael Endl et al, 2011: The First Kepler Mission Planet Confirmed With The Hobby-Eberly Telescope: Kepler-15b, a Hot Jupiter Enriched In Heavy Elements
2011-06-29 : New relatively bright Kepler exoplanet in close visual binary - Kepler-14 b
2011-06-29 : New faint southern exoplanet (CoRoT-17 b Sct) was added to ETD
2011-06-14 : Refined orbital periods for 9 transiting exoplanets
2011-06-09 : Three new transiting exoplanets: HAT-P-31 b (Her), HAT-P-32 b (And) & HAT-P-33 b (Gem).
2011-05-28 : Transiting super-Earth Kepler-10 c was added to ETD
2011-05-17 : Three new southern transiting exoplanets WASP-44b (Cet), WASP-45b (Scl) and WASP-46b (Ind)
2011-05-04 : 55 e Cancri - a new transiting exoplanet!
2011-04-28 : CoRoT candidates in ETD!
2011-04-18 : Three new transiting exoplanets were added to ETD
2011-03-22 : New transiting exoplanet HAT-P-30 b (Hya) was added to ETD.
2011-03-15 : New southern transiting exoplanet - WASP-23 b (Pup) was added to ETD
2011-03-10 : Two new transiting exoplanets HAT-P-28 b (And) and HAT-P-29 b (Per) were added to ETD.
2011-02-09 : New transiting exoplanet WASP-39 b (Vir) was added to ETD. For details on this new target, see F. Faedi et al., 2011, WASP-39b: a highly inflated Saturn-mass planet orbiting a late G-type star
2011-02-07 : 1200 KEPLER candidates were added to ETD
2011-02-03 : Kepler-11 b, c, d, e, f and g planets were added to ETD. Both elements and all known transits recorded by Kepler spacecraft are now available in ETD.
2011-01-27 : According to independent discovery of HAT-P-27 by SuperWASP (as WASP-40 b), we have renamed the planet to HAT-P-27/WASP-40 b.
2011-01-26 : Toady, we have corrected an error in the transit fitting routine. Previously, the limb darkening coefficient wasn't assigned to the linear law.
2011-01-20 : New transiting exoplanet HAT-P-27 b was added to ETD.
2011-01-19 : New exoplanet KOI-428b was added to the ETD.
2011-01-11 : We've created a facebook page for ETD.
2011-01-11 : Kepler-10b and Kepler-9d planets were added to ETD
Both planets are terestrical with wery small depth of transits ~ 0.0002 mags.
2010-12-26 : New name among transiting exoplanets - and new transiting object: Qatar-1 b (Dra).
2010-12-18 : Two new southern transiting exoplanets were added to ETD.
2010-11-30 : The 100th transiting exoplanet in ETD!
We have just added the 100th transiting exoplanet to ETD. The lucky one is WASP-31 b (Crt).
2010-11-30 : New transiting exoplanet WASP-31 b (Crt) was added to ETD
2010-10-14 : New transiting exoplanet WASP-32 b (Psc) was added to ETD.
2010-10-07 : HAT-P-26 b and WASP-38 b were added to ETD.
2010-09-28 : WASP-10 c discovered using TTV!
2010-08-29 : Non-linear ephemeris was implemented for transit predictions of two new transiters - Kepler-9 b and Kepler-9 c. The transit prediction should be now more accurate.
2010-08-28 : Kepler-9 b and Kepler-9 c transiting exoplanets were added to ETD
2010-08-24 : Five new transiting exoplanets HAT-P-20 b, HAT-P-21 b, HAT-P-22 b, HAT-P-23 b and HAT-P-24 b were added to ETD. All the stars are located in northern hemisphere.
2010-08-19 : New transiting exoplanet WASP-37 b was added to ETD.
2010-07-29 : New transiting exoplanets HAT-P-18 b (Her) and HAT-P-19 b (And) were published in a paper by J. D. Hartman et al., 27th Jul 2010:
2010-06-19 : We have prepared a special page for KEPLER candidate objects. Recently published list of 311 candidates by William J. Borucki (Characteristics of Kepler Planetary Candidates Based on the First Data Set: The Majority are Found to be Neptune-Size and Smaller) was combined with identification of KOI targets. For each KEPLER candidate, there is also available transit predictions (UNCERTAIN).
2010-06-16 : 5 new CoRoT planets (CoRoT-8, CoRoT-10, CoRoT-11, CoRoT-12 and CoRoT-13) has been added to the ETD.
2010-06-01 : New transiting exoplanet HAT-P-15 b (Per)
2010-05-16 : New transiting exoplanet HAT-P-16 b (And) was published by L. A. Buchhave et al.
2010-04-14 : 7 new transiting exoplanets by SuperWASP!
2010-04-12 : Two new transiting exoplanets were added to ETD: WASP-22 b (Eri) and WASP-26 b (Cet).
2010-04-07 : HAT-P-13: good news and bad news at oklo.org
2010-03-26 : NEW FUNCTION IN TRANSIT PREDICTIONS PAGE
2010-03-25 : Refined prediction of HAT-P-13 possible transit.
2010-03-22 : News about upcoming HAT-P-13 two planet perturbation during April
2010-03-18 : New transiting exoplanet CoRoT-9 b with 95days long period was discovered by H. J. Deeg, C. Moutou et al. in Nature.
2010-03-16 : Apsidal motion of WASP-12 b? All transits published in ETD were used in new paper by Christopher J. Campo et al., 2010.:
2010-03-12 : New observing campaign: Search for HAT-P-13 c transit
2010-03-12 : New transiting exoplanet HAT-P-14 in Hercules
2010-02-22 : According to latest transit observation, CoRoT-1 b orbital period was refined to P = 1.508969 d (original Porb was 1.5089557 days).
2010-01-12 : New transiting exoplanet CoRoT-6 b in Oph
2010-01-07 : Transit of HD80606 b 13th / 14th January 2010
2010-01-06 : Kepler-5 b transiting exoplanet was added to ETD. For more information about the system, see Borucki W. et al., 2010: Kepler Planet-Detection Mission: Introduction and First Results
2010-01-05 : New transiting exoplanets by Kepler!
2009-12-28 : AV CMi - eclipsing binary with transiting exoplanet?
A. Liakos and P. Niarchos has found periodic transit-like features in light curve of ecplipsing binary AV CMi (EA, Porb = 2.277751 d). The third object is orbiting one of the binary component on inner orbit with period P' = 0.5192237 days. Published orbital elements for transits are
2009-12-19 : NEW SOUTHERN TRANSITING EXOPLANET WASP-19 B was added to ETD. It is the shortest period transiting exoplanet yet discovered.
2009-12-16 : GJ 1214 b - NEW TRANZITING SUPER-EARTH IN Oph!
2009-12-09 : Exoplanet Observing for Amateurs - Second Edition - by Bruce L. Gary, now available.
2009-12-01 : We would like to thank to Bruce Gary, for his great work on famous Amateur Exoplanet Archive. The AXA was a great inspiration for us, while creating the Exoplanet Transit Database.
2009-10-02 : Upgrade of data fitting / submission
2009-09-21 : New transiting exoplanet COROT-5 b was added to ETD.
2009-09-16 : ETD in New Astronomy
2009-09-04 : A little bug in fitting procedure fixed (fitting has failed for objects with impact parameter b = 0.00).
2009-08-27 : New south transiting exoplanet, WASP-18 b (Phe) was added to ETD
2009-08-12 : New transiting exoplanet in Scorpius, WASP-17 b added to ETD
2009-08-04 : New transiting exoplanet - WASP-16 b in southern hemisphere was added to ETD.
2009-08-02 : Transiting super-Earth CoRoT-7 b added to ETD
The smallest known transiting exoplanet CoRoT-7 b with radius 1.68 REarth was finaly published by A. Léger et al.
2009-07-22 : New transiting exoplanet HAT-P-13 b (and c ?) in UMa
G. A. Bakos et al. has discovered a new transiting exoplanet in double exoplanet system HAT-P-13 b and c. The "b" planet is transiting with orbital period 2.9 days and "c" planet is outer-planet with period 428.5 days and it is not known to display transits.
2009-07-13 : Modelling of exoplanet system from transit light curve
2009-06-30 : HD80606 b - refined orbital elements
2009-06-11 : NEW FUNCTION IN ETD
We have added possibility to fit data for unknown - user defined exoplanet. Choose "user defined exoplanet" in first step of fitting procedure (bottom in selection box) and follow the instructions. In the second step, a form where exoplanet designation and coordinates can be inputed appears.
2009-05-27 : Transit of HD80606 b 4th/5th June 2009
We advice observers, that famous 111d period transiter HD80606 b discovered in february will undergo another transit event expected between 04.06 19:00 UT and 05.06 12:30 UT with center of the transit 05.06 3:30 UT.
2009-05-27 : New function in ETD. List of transits is now available as ASCII table with fields terminated by semicolon. See link "Show data as ASCII table separated by semicolon" bellow each table with transits.
2009-05-20 : New transiting exoplanet WASP-13 b (Lyn) was added to ETD.
2009-05-01 : New transiting exoplanet HAT-P-12 b (CVn) was added to ETD.
2009-04-02 : HAT-P-3 b orbital period refined to value P = 2.899703(1) d.
2009-03-19 : User defined PER and HJDmid in ETD outputs
2009-03-18 : All CoRoT-Exo objects were renamed to CoRoT-n according to announcement by Jean Schneider, published by CoRot Scientific Council.
2009-02-26 : HD80606 b (UMa) shows primary transits!
2009-02-17 : WASP-15 b (Cen), a new southern transiting exoplanet was added to ETD. For more details, see discovery paper by West et al.:
2009-02-11 : Data fitting procedure was updated. There is now showing both original light and trend-removed light curve with a fit.
2009-01-30 : WASP-6 b (Aqr), a new transiting exoplanet was added to ETD. For more details, see discovery paper by M. Gillon et al.: Discovery and characterization of WASP-6b, an inflated sub-Jupiter mass planet transiting a solar-type star
2009-01-25 : Instructions how to cite data from ETD in scientific papers were updated.
2009-01-14 : New prediction feature was added to ETD. For each transiter, you can display transit prediction for next year (next 365 days).
2009-01-11 : The keying mistake in transit epoch Tmid and transit duration value for WASP-14 b were corrected. The right elements are: Tmid(HJD) = 2454463.57583 + 2.243752*P and duration is 183.6 min according to discovery paper.
2009-01-06 : New transiting exoplanet HAT-P-11b (Cyg) was added to ETD database.
2008-12-18 : New transiting exoplanet WASP-12b (Aur) was added to ETD database.
2008-12-15 : A link to ETD was added to exoplanet.eu
2008-12-08 : New transiting exoplanet HAT-P-8 b (Peg) was added to database. For more information see discovery paper by David W. Lathman et al. "HATNet Field G205: Follow-Up Observations of 28 Transiting-Planet candidates and Confirmation of the Planet HAT-P-8b".
2008-12-04 : New southern transiting exoplanet OGLE-TR-L9 b (Car) discovered by Snellen et al. was added to ETD database.
2008-10-27 : Current statistics window was added to right column on ETD homepage.
2008-10-08 : CoRoT-Exo-3 b (Aql) was added to list of known transiters.
2008-10-02 : Columns EPOCH, O-C were added to transits tables. If available, observing data can be downloaded - just click to DQ index.
2008-10-01 : 17 transits from TRESCA project was recorded to ETD.
2008-10-01 : Transiting exoplanet HAT-P-10b alias WASP-11b is stored with designation HAT-P-10b in ETD.
2008-10-01 : Exoplanet Transit Database has been released for public.
How to cite data from ETD in your scientific paper
All data available at this site were obtained from published literature or from open on-line sources (TRESCA, AXA) and can be used freely for scientific purposes.
What's new: | Archive