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Anton Pannekoek Institute for Astronomy null

Dr. A. (Antonija) Oklopčić

Faculty of Science
Anton Pannekoek Institute of Astronomy
Photographer: Antonija Oklopčić
Visiting address
  • Science Park 904
Postal address
  • Postbus 94249
    1090 GE Amsterdam
Contact details
Social media
  • Publications

    2023

    • Bennett, K. A., Redfield, S., Oklopčić, A., Carleo, I., Ninan, J. P., & Endl, M. (2023). Nondetection of helium in the hot Jupiter WASP-48b. Astrophysical Journal, 165(6), 264. https://doi.org/10.3847/1538-3881/acd34b
    • Linssen, D. C., & Oklopčić, A. (2023). Expanding the inventory of spectral lines used to trace atmospheric escape in exoplanets. Astronomy & Astrophysics, 675, A193. https://doi.org/10.1051/0004-6361/202346583
    • Linssen, D. C., Oklopčić, A., & MacLeod, M. (2023). Constraining planetary mass-loss rates by simulating Parker wind profiles with Cloudy (Corrigendum). Astronomy & Astrophysics, 671, C3. https://doi.org/10.1051/0004-6361/202243830e
    • Zhang, Z., Morley, C. V., Gully-Santiago, M., MacLeod, M., Oklopčić, A., Luna, J., Tran, Q. H., Ninan, J. P., Mahadevan, S., Krolikowski, D. M., Cochran, W. D., Bowler, B. P., Endl, M., Stefánsson, G., Tofflemire, B. M., Vanderburg, A., & Zeimann, G. R. (2023). Giant tidal tails of helium escaping the hot Jupiter HAT-P-32 b. Science Advances, 9(23), Article eadf8736. https://doi.org/10.1126/sciadv.adf8736

    2022

    • Barragán, O., Oklopčić, A., & KESPRINT (2022). The young HD 73583 (TOI-560) planetary system : two 10-M⊕ mini-Neptunes transiting a 500-Myr-old, bright, and active K dwarf. Monthly Notices of the Royal Astronomical Society, 514(2), 1606-1627. https://doi.org/10.1093/mnras/stac638 [details]
    • Brande, J., Crossfield, I. J. M., Kreidberg, L., Oklopčić, A., Polanski, A. S., Barman, T., Benneke, B., Christiansen, J. L., Dragomir, D., Foreman-Mackey, D., Fortney, J. J., Greene, T. P., Howard, A. W., Knutson, H. A., Lothringer, J. D., Mikal-Evans, T., & Morley, C. V. (2022). A Mirage or an Oasis? Water Vapor in the Atmosphere of the Warm Neptune TOI-674 b. Astronomical Journal, 164(5), Article 197. https://doi.org/10.3847/1538-3881/ac8b7e [details]
    • Kirk, J., Dos Santos, L. A., López-Morales, M., Alam, M. K., Oklopčić, A., Macleod, M., Zeng, L., & Zhou, G. (2022). Keck/NIRSPEC Studies of He I in the Atmospheres of Two Inflated Hot Gas Giants Orbiting K Dwarfs: WASP-52b and WASP-177b. Astronomical Journal, 164(1), Article 24. https://doi.org/10.3847/1538-3881/ac722f [details]
    • Linssen, D. C., Oklopčić, A., & Macleod, M. (2022). Constraining planetary mass-loss rates by simulating Parker wind profiles with Cloudy. Astronomy and Astrophysics, 667, Article A54. https://doi.org/10.1051/0004-6361/202243830 [details]
    • MacLeod, M., & Oklopčić, A. (2022). Stellar Wind Confinement of Evaporating Exoplanet Atmospheres and Its Signatures in 1083 nm Observations. Astrophysical Journal, 926(2), Article 226. https://doi.org/10.3847/1538-4357/ac46ce [details]
    • Spake, J. J., Oklopčić, A., Hillenbrand, L. A., Knutson, H. A., Kasper, D., Dai, F., Orell-Miquel, J., Vissapragada, S., Zhang, M., & Bean, J. L. (2022). Non-detection of He I in the Atmosphere of GJ 1214b with Keck/NIRSPEC, at a Time of Minimal Telluric Contamination. Astrophysical Journal Letters, 939(1), Article L11. https://doi.org/10.3847/2041-8213/ac88c9 [details]
    • Vissapragada, S., Knutson, H. A., Greklek-McKeon, M., Oklopčić, A., Dai, F., dos Santos, L. A., Jovanovic, N., Mawet, D., Millar-Blanchaer, M. A., Paragas, K., Spake, J. J., Tinyanont, S., & Vasisht, G. (2022). The Upper Edge of the Neptune Desert Is Stable Against Photoevaporation. Astronomical Journal, 164(6), Article 234. https://doi.org/10.3847/1538-3881/ac92f2 [details]
    • Zhang, M., Cauley, P. W., Knutson, H. A., France, K., Kreidberg, L., Oklopčić, A., Redfield, S., & Shkolnik, E. L. (2022). More Evidence for Variable Helium Absorption from HD 189733b. Astronomical Journal, 164(6), Article 237. https://doi.org/10.3847/1538-3881/ac9675 [details]

    2021

    • Paragas, K., Vissapragada, S., Knutson, H. A., Oklopčić, A., Chachan, Y., Greklek-McKeon, M., Dai, F., Tinyanont, S., & Vasisht, G. (2021). Metastable Helium Reveals an Extended Atmosphere for the Gas Giant HAT-P-18b. Astrophysical Journal Letters, 909(1), Article L10. https://doi.org/10.3847/2041-8213/abe706 [details]
    • Spake, J. J., Oklopčić, A., & Hillenbrand, L. A. (2021). The Posttransit Tail of WASP-107b Observed at 10830 Å. The Astronomical Journal, 162(6), Article 284. https://doi.org/10.3847/1538-3881/ac178a [details]
    • Vissapragada, S., Stefánsson, G., Greklek-McKeon, M., Oklopčić, A., Knutson, H. A., Ninan, J. P., Mahadevan, S., Cañas, C. I., Chachan, Y., Cochran, W. D., Collins, K. A., Dai, F., David, T. J., Halverson, S., Hawley, S. L., Hebb, L., Kanodia, S., Kowalski, A. F., Livingston, J. H., ... Wisniewski, J. (2021). A Search for Planetary Metastable Helium Absorption in the V1298 Tau System. The Astronomical Journal, 162(5), Article 222. https://doi.org/10.3847/1538-3881/ac1bb0 [details]
    • Zhang, M., Knutson, H. A., Wang, L., Dai, F., Oklopcic, A., & Hu, R. (2021). No Escaping Helium from 55 Cnc e. Astrophysical Journal, 161(4), Article 181. https://doi.org/10.3847/1538-3881/abe382 [details]

    2020

    • Kasper, D., Bean, J. L., Oklopčić, A., Malsky, I., Kempton, EM-R., Désert, J-M., Rogers, L. A., & Mansfield, M. (2020). Nondetection of Helium in the Upper Atmospheres of Three Sub-Neptune Exoplanets. Astronomical Journal, 160(6), Article 258. https://doi.org/10.3847/1538-3881/abbee6 [details]

    2021

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