My curriculum vitae

Current position

ESA/AURA Astronomer at Space Telescope Science Institute

Past positions

January 2019 – October 2020: Staff Astronomer at W. M. Keck Observatory, Hawaii (USA)

September 2016 – December 2018: Postdoctoral Assistant at Steward Observatory, The University of Arizona (USA)

June 2015 – July 2016: EMIR Postdoctoral Research Assistant at Instituto de Astrofísica de Canarias, San Cristóbal de La Laguna, Tenerife, Spain.

Feb. 2015 – May 2015: Postdoc fellow at Max-Planck-Institut für Astronomie. Heidelberg, Germany.


October 2011 – February 2015

PhD student at Max-Planck-Institut für Astronomie. Heidelberg, Germany.

Subject: Physical Properties of Brown Dwarfs.

Supervisors: Prof. T. Henning, Dr. B. Goldman and Dr. S. Reffert.

2010 – 2011
Masters in Astrophysics. Universidad Complutense de Madrid. Spain.

Degree in Physics. Universidad Complutense de Madrid. Spain.

Scholarships and Rewards

Oct. 2011-Feb. 2015
IMPRS PhD fellowship, Heidelberg, Germany.

Trainee at ESAC, European Space Agency Center (Villanueva de la Cañada, Madrid).

Subject: Analysis of gravitational microlensing events using OSIRIS on board Rosetta.

Supervisors: Dr. M. Kueppers and Dr. Börn Grieger.

Summer 2010

Instituto de Astrofísica de Canarias (IAC) Summer Research Scholarship.

Subject: Mode-Identification of the pulsating stars in the cluster NGC 6811.

Supervisor: Dr. Orlagh Creevey. and Dr. Brandon Tingley.

Scholarship from the Spanish Goverment (Ministerio de Ciencia e Innovación) to collaborate with Física de la Tierra, Astronomía y Astrofísica department. Universidad Complutense de Madrid.

Subject: Construcción de una estación de detección de Bólidos en la Universidad Complutense de Madrid.

Supervisor: Dr. Jaime Zamorano.

Annual scholarship from the Spanish Government (Ministerio de Ciencia e Innovación) to complete the Degree on Physics and the Master on Astrophysics at

Universidad Complutense de Madrid, 2005-2011.

Referee of international publications

2014 Nature: 1 manuscript

2017 ApJ: 1 manuscript

Teaching experience

2012 Lab assistant for Wavefront analysis with a Shack-Hartmann sensor, University of Heidelberg, during 6 months.

2010-2011 Teaching assistant during 4 months for the subject Mathematical Analysis at the Universidad Complutense de Madrid.

2005-2010 Mathematics, Physics and Chemistry teacher.

Accepted proposals

2016/ 12.5h awarded at VLT/XSHOOTER:Robust test of low-gravity indicators in spectra of brown

dwarf members of open clusters.

2016/ 10h awarded at GTC/CIRCE: Brown dwarf variability with GTC.

2014/ 5 nights awarded at CAHA/CAFOS: Polarization of young brown dwarfs.

2013/ 17.5 h awarded in VLT/ISAAC: Extending the young brown dwarf ISAAC spectral library.

2011-2013/ 3 Accepted proposals in CAHA/OMEGA2000. Measuring Brown Dwarf Parallaxes.

Observing experience

2016 /24 nights in La Palma/GTC, Spain, EMIR spectrograph commissioning.

2015/ 6 nights at La Silla, Chile, 2.2 m telescope/WFI, imaging.

2014/ 4 nights at CAHA, Spain, 2.2 m telescope/CAFOS, polarimetry.

2013/ 12 nights at La Silla, 2.2 m telescope/FEROS optical spectrograph & GROND optical and near infrared imager, Chile.

2011/ 2 nights at CAHA, Spain. 2.2 m telescope/CAFOS, optical imaging.

2010/ 8 nights at IAC 80/optical imaging. Observatorio de El Teide, Tenerife, Spain.


Spanish: Mother Tongue

English: Advanced

German: Advanced

Refereed Publications

1. Manjavacas, E.; Lodieu, N.; Béjar, V. J. S.; Zapatero-Osorio, M. R. et al. Spectroscopic Low-gravity Indicators for Brown Dwarfs, 2020, MNRAS, 491, 5925.

2. Manjavacas, E.; Apai, D. et al. Cloud Atlas: Rotational Spectral Modulations and Potential Sulfide Clouds in the Planetary-mass, Late T-type Companion Ross 458C, 2019, ApJ, 875L, 15.

3. Manjavacas, E.; Apai, D. et al. Cloud Atlas: Hubble Space Telescope Near-infrared Spectral Library of Brown Dwarfs, Planetary-mass Companions, and Hot Jupiters, 2019, AJ, 157, 101.

4. Manjavacas, E.; Apai, D.; Zhou, Y.; Lew, B.; Karalidi, T.; Scheider, G. et al.;. Cloud Atlas: Discovery of Rotational Spectral Modulation in a low-mass, L-Type Brown Dwarf Companion to a Star, 2018, AJ, 155, 11.

5. Manjavacas, E.; Miles-Páez, P. A.; Zapatero-Osorio, M. R.; Goldman, B.; Buenzli, E..; Pallé, E.; Henning, T., MNRAS, 468, 3024. Polarization of young brown dwarfs.

6. Manjavacas, E.; Goldman, B; Alcalá, J. M.; Bonnefoy, M.; Zapatero-Osorio, M. R.; Homeier, D.; Béjar, V. J. S.; Smart, R. L.; Allard F.; Henning, T.; 2016, MNRAS, 455, 1341. Hunting for brown dwarf binaries and testing atmospheric models using X-Shooter spectra.

7. Manjavacas, E.; Bonnefoy, M.; Goldman, B.; Chauvin, G.; Rojo, P. et al. 2014, 564, 55, A&A. New constrains on the formation and settling of dust in the atmosphere of young M and L dwarfs.

8. Manjavacas, E.; Goldman, B.; Reffert, S.; Henning, T. 2013, 560, 52 A&A. Parallaxes of cool brown dwarfs.

9. M. Marks; E. L. Martín; N. Lodieu; V. J. S. Béjar; P. Kroupa; I. Thies; E. Manjavacas; R Rebolo López; S. Velasco. A testable prediction to distinguish between peripheral and star-like formation, 2017, A&A, 605, 11.

10. F. Garzón; N. Castro; M. Insausti; E. Manjavacas; M. Miluzio; Peter Hammersley; N. Cardiel; S. Pascual; C. González-Fernández; J. Molgó; M. Barreto; P. Fernández; E. Joven; P. López; A. Mato; H. Moreno; M. Núñez; J. Patrón; J. Rosich; N. Vega. EMIR at the GTC: results on the commissioning at the telescope. SPIE digital library:

11. Biller, B. A.; Vos, J.; Buenzli, E.; Baxter, C.; Crossfield, I, J. M.; Allers, K.; Liu, M. C.; Bonnefoy, M.; Deacon, N.; Brandner, W.; Schlieder, J. E.; Dupuy, T.; Kopytova, T. G.; Manjavacas, E.; Allard, F.; Homeier, D.; Henning, T.; 2015, ApJ Letters, 813, 23. Variability in a Young, L/T Transition Planetary Mass Object.

12. Kopytova, T. G.; Crossfield, I. J. M.; Deacon, N. R.; Brandner, W.; Bayo, A.; Buenzli, E.; Schlieder, J. E.; Manjavacas, E.; Biller, B. A.; Kopon, D.; 2014, ApJ, 797, 3. Deep z-band observations of the coolest Y dwarf.

Press releases

May 2019: Mapping Cloud on a Distant World

July 2017: Polarized light from a brown dwarf: where lies the dust at play? Calar Alto Observatory.

To find further details of my published papers check my ADS