Staff profiles

Annemarie ChristophersenHazard and Risk Scientist

Christophersen Annemarie 2392

Pronouns

she/her

Department

Earthquake Physics and Statistics

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Qualifications

  • PhD
  • Diplom-Physikerin; equivalent to master's degree in physics

Areas of expertise

  • Geophysics: Data management
  • Geophysics: Seismic hazard models
  • Geophysics: Hazard and risk assessment
  • Geophysics: Earthquake hazard modelling
  • Geophysics: Time Varying Hazard
  • Technical: Expert elicitation
  • Technical: Bayesian Network Modelling
  • Geophysics: Science Communication
  • Geophysics: Science project leadership
  • Geophysics: Statistical Seismology

Major Publications

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  • Rhoades, D.A.; Christophersen, A.; Bourguignon, S.; Ristau, J.; Salichon, J. 2021. A depth-dependent local magnitude scale for New Zealand earthquakes consistent with moment magnitude, Bulletin of the Seismological Society of America 111(2): p. 1056-1066. DOI: 10.1785/0120200252. p. 1056-1066
  • Rastin, S.J.; Rhoades, D.A.; Christophersen, A. 2021. Space-time trade-off of precursory seismicity in New Zealand and California revealed by a medium-term earthquake forecasting model, Applied Sciences (Basel, Switzerland) 11(21): article 10215. DOI: 10.3390/app112110215. article 10215
  • Rhoades, D.A.; Rastin, S.J.; Christophersen, A. 2020. The effect of catalogue lead time on medium-term earthquake forecasting with application to New Zealand data, Entropy 22(11): article 1264. DOI: 10.3390/e22111264. article 1264
  • Becker, J.S.; Potter, S.H.; McBride, S.K.; Doyle, E.E.H.; Gerstenberger, M.C.; Christophersen, A. 2020. Forecasting for a fractured land : a case study of the communication and use of aftershock forecasts from the M7.8 2016 Kaikoura earthquake in Aotearoa New Zealand, Seismological Research Letters 91(6): p. 3343–3357. DOI: 10.1785/0220190354. p. 3343–3357
  • Rhoades, D.A.; Christophersen, A. 2019. Time-varying probabilities of earthquake occurrence in central New Zealand based on the EEPAS model compensated for time-lag, Geophysical Journal International 219(1): p. 417-429. DOI: 10.1093/gji/ggz301. p. 417-429
  • Rhoades, D.A.; Christophersen, A.; Gerstenberger, M.C.; Liukis, M.; Silva, F.; Marzocchi, W.; Werner, M.J.; Jordan, T.H. 2018. Highlights from the first ten years of the New Zealand Earthquake Forecast Center, Seismological Research Letters 89(4): p. 1229-1237. DOI: 10.1785/0220180032. p. 1229-1237
  • Christophersen, A.; Deligne, N.I.; Hanea, A.M.; Chardot, L.; Fournier, N.; Aspinall, W.P. 2018. Bayesian Network modeling and expert elicitation for probabilistic eruption forecasting : pilot study for Whakaari/ White Island, New Zealand, Frontiers in Earth Science 6: article 211. DOI: 10.3389/feart.2018.00211. article 211
  • Cattania, C.; Werner, M.J.; Marzocchi, W.; Hainzl, S.; Rhoades, D.A.; Gerstenberger, M.C.; Liukis, M.; Savran, W.; Christophersen, A.; Helmstetter, A.; Jimenez, A.; Steacy, S.; Jordan, T.H. 2018. The forecasting skill of physics-based seismicity models during the 2010-2012 Canterbury, New Zealand, earthquake sequence, Seismological Research Letters 89(4): p. 1238-1250. DOI: 10.1785/0220180033. p. 1238-1250
  • Christophersen, A.; Rhoades, D.A.; Colella, H.V. 2017. Precursory seismicity in regions of low strain rate : insights from a physics-based earthquake simulator, Geophysical Journal International 209(3): p. 1513-1525. DOI: 10.1093/gji/ggx104. p. 1513-1525
  • Rhoades, D.A.; Christophersen, A. 2017. Magnitude conversion of earthquake rate forecasts, Bulletin of the Seismological Society of America 107(6): p. 3037-3043. DOI: 10.1785/0120170225. p. 3037-3043
  • Stirling, M.W.; Bebbington, M.; Brenna, M.; Cronin, S.; Christophersen, A.; Deligne, N.I.; Hurst, A.W.; Jolly, A.D.; Jolly, G.E.; Kennedy, B.; Kereszturi, G.; Lindsay, J.; Neall, V.; Procter, J.; Rhoades, D.A.; Scott, B.J.; Shane, P.; Smith, I.; Smith, R. 2017. Conceptual development of a national volcanic hazard model for New Zealand, Frontiers in Earth Science 5: article 51. DOI: 10.3389/feart.2017.00051. article 51
  • Hainzl, S.; Christophersen, A. 2017. Testing alternative temporal aftershock decay functions in an ETAS framework, Geophysical Journal International 210(2): p. 585-593. DOI: 10.1093/gji/ggx184. p. 585-593
  • Kaiser, A.E.; Balfour, N.J.; Fry, B.; Holden, C.; Litchfield, N.J.; Gerstenberger, M.C.; D'Anastasio, E.; Horspool, N.A.; McVerry, G.H.; Ristau, J.; Bannister, S.; Christophersen, A.; Clark, K.J.; Power, W.L.; Rhoades, D.A.; Massey, C.I.; Hamling, I.J.; W 2017. The 2016 Kaikoura, New Zealand, earthquake : preliminary seismological report, Seismological Research Letters 88(3): p. 727-739. DOI: 10.1785/0220170018. p. 727-739
  • Rhoades, D.A.; Christophersen, A.; Gerstenberger, M.C. 2017. Multiplicative earthquake likelihood models incorporating strain rates, Geophysical Journal International 208(3): p. 1764-1774. DOI: 10.1093/gji/ggw486. p. 1764-1774
  • Rhoades, D.A.; Liukis, M.; Christophersen, A.; Gerstenberger, M.C. 2016. Retrospective tests of hybrid operational earthquake forecasting models for Canterbury, Geophysical Journal International 204(1): p. 440-456. DOI: 10.1093/gji/ggv447. p. 440-456
  • Gerstenberger, M.C.; Christophersen, A. 2016. A Bayesian network and structured expert elicitation for Otway Stage 2C : detection of injected CO2 in a saline aquifer, International Journal of Greenhouse Gas Control 51: p. 317-329. DOI: 10.1016/j.ijggc.2016.05.011. p. 317-329
  • Hainzl, S.; Christophersen, A.; Rhoades, D.A.; Harte, D.S. 2016. Statistical estimation of the duration of aftershock sequences, Geophysical Journal International 205(2): p. 1180-1189. DOI: 10.1093/gji/ggw075. p. 1180-1189
  • Christophersen, A.; Litchfield, N.J.; Berryman, K.R.; Thomas, R.; Basili, R.; Wallace, L.M.; Ries, W.F.; Hayes, G.P.; Haller, K.M.; Yoshioka, T.; Koehler, R.D.; Clark, D.; Wolfson-Schwehr, M.; Boettcher, M.S.; Villamor, P.; Horspool, N.A.; Ornthammarath, 2015. Development of the Global Earthquake Model's neotectonic fault database, Natural Hazards 79(1): p. 111-135. DOI: 10.1007/s11069-015-1831-6. p. 111-135
  • Rhoades, D.A.; Christophersen, A.; Gerstenberger, M.C. 2015. Multiplicative earthquake likelihood models based on fault and earthquake data, Bulletin of the Seismological Society of America 105(6): p. 2955-2968. DOI: 10.1785/0120150080. p. 2955-2968
  • Gerstenberger, M.C.; Christophersen, A.; Buxton, R.; Nicol, A. 2015. Bi-directional risk assessment in carbon capture and storage with Bayesian Networks, International Journal of Greenhouse Gas Control 35: p. 150-159. DOI: 10.1016/j.ijggc.2015.01.010. p. 150-159
  • Rhoades, D.A.; Gerstenberger, M.C.; Christophersen, A.; Zechar, J.D.; Schorlemmer, D.; Werner, M.J.; Jordan, T.H. 2014. Regional earthquake likelihood models II : information gains of multiplicative hybrids, Bulletin of the Seismological Society of America 104(6): p. 3072-3083. DOI: 10.1785/0120140035. p. 3072-3083
  • Hainzl, S.; Christophersen, A.; Enescu, B. 2008. Impact of earthquake rupture extensions on parameter estimations of point-process models, Bulletin of the Seismological Society of America 98(4): p. 2066-2072. p. 2066-2072
  • Christophersen, A.; Smith, E.G.C. 2008. Foreshock rates from aftershock abundance, Bulletin of the Seismological Society of America 98(5): p. 2133-2148. p. 2133-2148

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