Andrew R. D. Smedley
Atmospheric scientist / PDRA at the University of Manchester. Research focuses on interaction between sunlight, clouds, and ice.
Publications 42
Citations 1546
Altmetric 2880
H-index 21
Atmospheric scientist / PDRA at the University of Manchester. Research focuses on interaction between sunlight, clouds, and ice.
Publications 42
Citations 1546
Altmetric 2880
H-index 21
Publication
Schmalwieser A. et al (55 authors inc. Smedley A.R.D.)
Photochemical & Photobiological Sciences 25, 1951–1969 (2026). doi: 10.1007/s43630-026-00971-4
Publication
Using formvar to capture atmospheric ice crystals and retrieve roughness parameters.
Celebi O., Smedley A. R. D., Connolly P., and Webb A. R.
Atmospheric Measurement Techniques 19, 2621–2631 (2026). doi: 10.5194/amt-19-2621-2026
Publication
González C., Vilaplana J.-M., Redondas A., López-Solano J., San Atanasio J.M., Kift R., Smedley A.R.D., Babal P., Díaz A., Jepsen N., Gacitúa G., and Serrano A.
Atmospheric Chemistry and Physics 25, 14131–14152 (2025). doi: 10.5194/acp-25-14131-2025
Publication
Catastrophic disruption of asteroid 2023 CX1 and implications for planetary defence.
Egal A. et al (97 authors inc. Smedley A.R.D.)
Nature Astronomy (2025). doi: 10.1038/s41550-025-02659-8
Publication
The geomagnetic and geoelectric response to the May 2024 geomagnetic storm in the United Kingdom.
Lawrence E., Richardson G., Reay S., Thompson V., Clarke E., Orr L., Beggan C., Hübert J, and Smedley A.R.D.
Frontiers in Astronomy and Space Science 12, art. no. 1550923 (2025). doi: 10.3389/fspas.2025.1550923
Publication
Overview of the Lost Meteorites of Antarctica field campaigns.
Joy K.H., Smedley A.R.D., MacArthur J.L. et al
Meteoritics & Planetary Science (2024). doi: 10.1111/maps.14114
Publication
A coordinate transformation method for defining the geometries of ice crystal aggregates.
Celebi O., Smedley A.R.D., Connolly P. and Webb A.R.
AIP Conference Proceedings 2988(1), art. no. 04004 (2024). doi: 10.1063/5.0183147
Publication
The Winchcombe Fireball — that lucky survivor.
McMullan S. et al (39 authors inc. Smedley A.R.D.)
Meteoritics & Planetary Science 59(5), 927–947 (2023). doi: 10.1111/maps.13977
Publication
An unprecedented Arctic ozone depletion event during spring 2020 and its impacts across Europe.
Petkov B., Vitale V., Di Carlo P., Drofa O., Mastrangelo D., Smedley A.R.D. et al
J. Geophys. Res. - Atmos. 128 (2023). doi: 10.1029/2022JD037581
Publication
The Winchcombe Meteorite, a Unique and Pristine Witness from the Outer Solar System.
King A. et al (121 authors inc. Smedley A.R.D.)
Science Advances 8(46) (2022). doi: 10.1126/SCIADV.ABQ3925
Conference
The UK Fireball Alliance: lessons leanred from two meteorite field searches in the UK.
O'Brien A.C., King A.J., Bays C.L., Daly L., Rowe J., Joy K., Gater W., Campbell-Burns P., Kacerek R., Christou A., Collins G., Horák J., McIntyre M., McMullan S. and Smedley ARD.
85th Annual Meeting of The Meteoritical Society, Glasgow, UK. LPI Contrib. No.: 2695. (2022).
Award
The 2022 RAS Group Achievement Award in Geophysics awarded to UKFAll in recognition of the recovery of the Winchcombe meteorite
Royal Astronomical Society — 2022
Publication
FRIPON: a worldwide network to track incoming meteoroids.
Colas F. et al (394 authors inc. Smedley A.R.D.)
Astron. Astrophys. 644, A53 (2020). doi: 10.1051/0004-6361/20203864
Media
"The amazing Antarctic discovery that could tell us how Earth was made"
New Scientist — 27 May 2020
Publication
The spatial flux of Earth’s meteorite falls found via Antarctic data.
Evatt G.W., Smedley A.R.D., Joy K.H., Hunter L., Tey W.H., Abrahams I.D., and Gerrish L.
Geology 48(7), 683–687 (2020). doi: 10.1130/G46733.1
Publication
Smedley A.R.D., Evatt G.W., Mallinson A., and Harvey E.
The Cryosphere 14(3), 789–809 (2020). doi: 10.5194/tc-14-789-2020
Publication
Wilson J.W., Marsh L.A., van Verre W., Rose M.C., Evatt G.W., Smedley A.R.D., and Peyton A.J.
Antarctic Science 32(1), 58–69 (2020). doi: 10.1017/S0954102019000531
Conference
The Lost Meteorites of Antarctica project: a new UK-led Antarctic meteorite recovery programme.
Joy K.H., Evatt G.W., Smedley A.R.D., Harvey T., Peyton A., Marsh L., Wilson J., Davidson J., Abrahams I.D., Rose M., and Gerrish L.
50th Lunar and Planetary Science Conference, Houston, Texas (2019).
Conference
The spatial flux of Earth's meteorite falls found via Antarctic data: implications for future searches.
Smedley A.R.D., Evatt G.W., Joy K.H., Hunter L., Tey W.H., Abrahams I.D., and Gerrish L.
European Geosciences Union, Vienna, Austria (2019). Abstract No.: EGU2019-1216.
Publication
Priestley M., le Breton M., Bannan T. J., Worrall S. D., Bacak A., Smedley A.R.D., Reyes-Villegas E., Mehra A., Allan J., Webb A.R., Shallcross D.E., Coe H., and Percival C.J.
Atmospheric Chemistry and Physics 18, 13481–13493 (2018). doi: 10.5194/acp-18-13481-2018
Publication
Why is it so hard to gain enough Vitamin D by solar exposure in the European winter?
Seckmeyer G., Mustert C., Schrempf M., McKenzie R., Liley B., Kotkamp M., Bais A., Gillotay D., Slaper H., Siani A.-M., Smedley A., and Webb A.
Meteorologische Zeitschrift 27(3), 223–233 (2018). doi: 10.1127/metz/2018/0855
Publication
Aerosol optical depth in the European Brewer Network.
López-Solano J., Redondas A., Carlund T., Rodriguez-Franco J.J., Diémoz H., León-Luis S.F., Hernández-Cruz B., Guirado-Fuentes C., Kouremeti N., Gröbner J., Kazadzis S., Carreño V., Berjón A., Santana-Díaz D., Rodríguez-Valclasso M., De Bock V., Moreta J.R., Rimmer J., Smedley A.R.D., Boulkelia L., Jepsen N., Eriksen P., Bais A.F., Shirotov V., Vilaplana J.M., Wilson K.M., and Karppinen T.
Atmospheric Chemistry and Physics 18, 3885–3902 (2018). doi: 10.5194/acp-18-3885-2018
Conference
The spatial flux of Earth's meteorite falls found via Antarctic data.
Evatt G.W., Smedley A.R.D., Joy K.H., Gerrish L., and Abrahams I.D.
Royal Astronomical Society, London, UK (2018). Specialist Discussion Meeting: Space dust and space debris in the vicinity of the Earth.
Conference
UV Aerosol Optical Depth in the European Brewer Network.
López-Solano J., Redondas A., Carlund T., Rodriguez-Franco J.J., Diémoz H., León-Luis F., Hernández-Cruz B., Guirado-Fuentes C., Kouremeti N., Gröbner J., Kazadzis S., Carreño V., Berjón A., Santana-Díaz D., Rodríguez-Valido M., De Bock V., Moreta J.R., Rimmer J., Smedley A.R.D., Boulkelia L., Jepsen N., Eriksen P., Bais A.F., Shirotov V., Vilaplana J.M., Wilson K.M., and Karppinen T.
9th International Workshop on Sand/Dust storms and Associated Dustfall, Tenerife, Spain (2018).
Media
"Searching for Antarctica's penguins, lost meteorites, and oldest ice"
New Scientist — 20 Nov 2018
Publication
A more representative “best representative value” for daily total column ozone reporting.
Smedley A.R.D., Rimmer J.S., and Webb A.R.
Atmospheric Measurement Techniques 10, 4697–4704 (2017). doi: 10.5194/amt-10-4697-2017
Publication
Towards a new UV Index diagnostic in the Met Office's forecast model.
Turner E.C., Manners J., Morcrette C.J., O’Hagan J.B., and Smedley A.R.D.
Journal of Advances in Modeling Earth Systems 9, 2654–2671 (2017). doi: 10.1002/2017MS001050
Publication
Zerefos C., Eleftheratos K., Kapsomenakis J., Solomos S., Inness A., Balis D., Redondas A., Eskes H., Amirclassis V., Repapis C., Allaart M., Engelmann R., Dahlback A., De Bock V., Diémoz H., Eriksen P., Gröbner J., Heikkilä A., Jarosławski J., Josefsson W., Karppinen T., Köhler U., Meleti C., Rimmer J., Savinykh V., Shirotov V., Siani A.M., Smedley A., Stanek M., and Stübi R.
Atmospheric Chemistry and Physics 17, 551–574 (2017). doi: 10.5194/acp-17-551-2017
Conference
Total Column Ozone: A More Representative “Best Representative Daily Value”.
Smedley A.R.D., Rimmer J.S., and Webb A.R.
European Geosciences Union, Vienna, Austria (2017). Abstract No.: EGU2017-7893.
Conference
Distribution Strategies for Solar and Wind Renewables in NW Europe.
Smedley A.R.D. and Webb A.R.
European Geosciences Union, Vienna, Austria (2017). Abstract No.: EGU2017-7838.
Conference
Sunlight exposure: do we get enough and should we care?
Webb A.R., Kift R.C., Farrar M.D., Smedley A.R.D., Kazantzidis A., and Rhodes L.E.
CIE Midterm Meeting, Jeju, Republic of Korea (2017).
Media
"Sunlight and UV on a Cloudy Day"
BBC The One Show — 05 Apr 2017
Publication
Quality assessment of solar UV irradiance measured with array spectroradiometers.
Egli L., Gröbner J., Hülsen G., Bachmann L., Blumthaler M., Dubard J., Kahazova M., Kift R., Los A., Perez A.S., Smedley A.R.D., and Vilaplana J.-M.
Atmospheric Measurement Techniques 9, 1553–1567 (2016). doi: 10.5194/amt-9-1553-2016
Publication
A Potential Hidden Layer of Meteorites Below the Ice Surface of Antarctica.
Evatt G.W., Coughlan M., Joy K.H., Smedley A.R.D., Connolly P., and Abrahams I.D.
Nature Communications 7, 10679 (2016). doi: 10.1038/ncomms10679
Publication
Carrasco-Hernandez R., Smedley A.R.D., and Webb A.R.
Theoretical and Applied Climatology 124(3–4), 1065–1077 (2016). doi: 10.1007/s00704-015-1473-3
Conference
Sink or Swim: Meteorites and the Ice Sheets.
Evatt G.W., Mallinson A., Joy K.H., Smedley A.R.D., and Abrahams I.D.
79th Annual Meeting of the Meteoritical Society (2016). LPI Contribution No. 1921.
Conference
Validation and application of a database of solar UV availability across Europe.
Kazantzidis A., Smedley A.R.D., Kift R.C., Rimmer J.S., Bais A., Koskela T., and Webb A.R.
International Radiation Symposium, Auckland, New Zealand (2016).
Conference
Temperature dependence of the Brewer spectral UV and total ozone column measurements.
Fountoulakis I., Bais A., Redondas A., Lakkala K., Toth Z., Cede A., de Bock V., Diemoz H., Doppler L., Feister U., Fragkos K., Gröbner J., Karppinen T., Koskela T., Rodriguez J.J., San Attanasio J.M., Sianni A.M., and Smedley A.R.D.
Quadrennial Ozone Symposium, Edinburgh, UK (2016).
Publication
Assessment of a dual-channel array spectrometer for ground-based ozone retrievals.
Smedley A.R.D., Kift R.C., and Webb A.R.
Journal of Atmospheric and Oceanic Technology 32(8), 1464–1477 (2015). doi: 10.1175/JTECH-D-14-00200.1
Publication
Kazantzidis A., Smedley A.R.D., Kift R.C., Rimmer J.S., Berry J.L., Rhodes L.E., and Webb A.R.
Photochemical & Photobiological Sciences 14(6), 1073–1081 (2015). doi: 10.1039/c5pp00008d
Publication
Colour As a Signal for Entraining the Mammalian Circadian Clock.
Walmsley L., Hanna L., Mouland J., Martial F., West A., Smedley A., Bechtold D., Webb A., Lucas R., and Brown T.
PLoS Biology 13(4), e1002127 (2015). doi: 10.1371/journal.pbio.1002127
Publication
Cloud chamber laboratory investigations into the scattering properties of hollow ice particles.
Smith H.R., Connolly P.J., Baran A.J., Hesse E., Smedley A.R.D., and Webb A.R.
Journal of Quantitative Spectroscopy and Radiative Transfer 157, 106–118 (2015). doi: 10.1016/j.jqsrt.2015.02.015
Publication
Carrasco-Hernandez R., Smedley A.R.D., and Webb A.R.
Energy and Buildings 86, 340–348 (2015). doi: 10.1016/j.enbuild.2014.10.001
Conference
A database of solar UV availability across Europe.
Kazantzidis A., Smedley A.R.D., Kift R.C., Rimmer J.S., Berry J., Fountoulakis I., Koskela T., Rhodes L.E., and Webb A.R.
European Society for Photobiology Congress, Aveiro, Portugal (2015). Abstract no.: OC117.
Conference
Explaining the high visibility of light emiting diodes in fog.
Kelly J.M.F., Smedley A.R.D., Carden D., Murray I.J., and Webb A.R.
28th Session of CIE, Manchester, UK (2015).
Media
"Human Body May Be Sensitive To The Colour Of The Sky, Report Finds"
Huffington Post — 21 Apr 2015
Publication
Russell A., Gohlan M., Smedley A.R.D., and Densham M.
Antarctic Science 27(03), 307–316 (2014). doi: 10.1017/S0954102014000790
Publication
Rationalizing nomenclature for UV doses and effects on humans.
McKenzie R., Blumthaler M., Diaz S., Fioletov, V.E., Herman J.R., Seckmeyer G., Smedley A.R.D., and Webb A.R.
CIE 209:2014 and WMO-GAW Report No. 211 — Joint Publication, 22p.
Conference
Use of an array spectroradiometer for monitoring solar radiation at a mid-latitude site.
Kift R.C, Smedley A.R.D., and Webb A.R.
12th International Conference on New Developments and Applications in Optical Radiometry (NEWRAD 2014), Aalto, Finland (2014). Abstract no.: OT_PO_008.
Conference
Application of a dual-channel solid state spectrometer to measure spectral surface radiation and atmospheric constituents.
Smedley A.R.D., Kift R.C., and Webb A.R.
UVnet Workshop, Davos, Switzerland (2014).
Conference
Overview of instrument observations made as part of the EMRP ENV03 Solar UV project.
Kift R.C., Smedley A.R.D., and Webb A.R.
UVnet Workshop, Davos, Switzerland (2014).
Publication
Petkov B.H., Vitale V., Tomasi C., Siani A.M., Seckmeyer G., Webb A., Smedley A.R.D., Casale G.R., Werner R., Lanconelli C., Mazzola M., Lupi A., Busetto M., Diémoz H., Goutail F., Köhler U., Mendeva B.T., Josefsson W., Moore D., Bartolomé M.L., González J.R.M., Misaga O., Dahlback A., Tóth Z., Varghese S., De Backer H., Stübi R., and Vanícek K.
Atmospheric Environment 85, 169–178 (2013). doi: 10.1016/j.atmosenv.2013.12.005
Conference
Application of a dual-channel solid state spectrometer to measure spectral surface radiation and atmospheric constituents: some early results and practical considerations.
Smedley A.R.D., Kift R.C., and Webb A.R.
UVnet Workshop, Davos, Switzerland (2013).
Conference
Initial laboratory instrument characterisation and solar simulator measurements of Manchester spectrometers involved in the EMRP project.
Kift R.C., Smedley A.R.D., and Webb A.R.
UVnet Workshop, Davos, Switzerland (2013).
Conference
Monitoring spectral radiation and DOAS retrieval of atmospheric constituents with a dual-channel solid state spectrometer: preliminary results.
Smedley A.R.D., Kift R.C., and Webb A.R.
Davos Atmosphere and Cryosphere Assembly DACA-13, Davos, Switzerland (2013).
Conference
A modelling approach to determine how much UVB radiation is available across the UK for the cutaneous production of vitamin D.
Kazantzidis A., Smedley A.R.D., Kift R.C., Farrar M.D., Berry J., Rhodes L.E. and Webb A.R.
European Society for Photobiology Congress, Liege, Belgium (2013).
Publication
Kumharn W., Rimmer J. S., Smedley A.R.D., Ying T.Y., and Webb, A. R.
Journal of Atmospheric and Oceanic Technology 29(6), 857–866 (2012). doi: 10.1175/JTECH-D-11-00029.1
Publication
Total ozone and surface UV trends in the United Kingdom: 1979 to 2008.
Smedley A.R.D., Rimmer J.S., Moore D., Toumi R., and Webb A.R.
International Journal of Climatology 32(3), 338–346 (2012). doi: 10.1002/joc.2275
Conference
Calibration and deployment of solid state spectroradiometers for long-term solar UV monitoring.
Smedley A.R.D., Kift R.C., and Webb A.R.
International Radiation Symposium, Berlin, Germany (2012).
Conference
Evaluating Circadian Responses in a Solar Environment.
Webb A.R., Smedley A.R.D., Brown T., Rimmer J.S., and Lucas R.J.
CIE 2012 Lighting Quality & Energy Efficiency, Hangzhou, China (2012).
Publication
A new approach to correct for absorbing aerosols in OMI UV.
Arola A., Kazadzis S., Lindfors A., Krotkov N., Kujanpää J., Tamminen J., Bais A., Di Sarra A., Villaplana J.M., Brogniez C., Siani A.M., Janouch M., Weihs P., Webb A., Koskela T., Kouremeti N., Meloni D., Buchard V., Auriol F., Ialongo I., Staneck M., Simic S., Smedley A., and Kinne S.
Geophysical Research Letters 36(22), L22805 (2009). doi: 10.1029/2009GL041137
Publication
Lindfors A., Tanskanen A., Arola A., van der A R., Bais A., Feister U., Janouch M., Josefsson W., Koskela T., Lakkala K., den Outer P.N., Smedley A.R.D., Slaper H., and Webb A.R.
IEEE Journal of Applied Earth Observations and Remote Sensing 2(3), 207–212 (2009). doi: 10.1109/JSTARS.2009.2030876
Publication
Potential of wind turbines to cause epilepsy under different meteorological conditions.
Smedley A.R.D., Webb A.R., and Wilkins A.J.
Epilepsia 51(7), 1146–1151 (2009). doi: 10.1111/j.1528-1167.2009.02402.x
Publication
Comparison of atmospheric spectral radiance measurements from five independently calibrated systems.
Pissulla D. , Seckmeyer G., Cordero R.R. , Blumthaler M., Schallhart B., Webb A., Kift R., Smedley A., Bais A.F., Kouremeti N., Cede A., Herman J., and Kowalewski M.
Photochemical and Photobiological Sciences 8, 516–527 (2009). doi: 10.1039/b817018e
Conference
A comparison of Brewer ozone data calculated by the standard algorithm with the same data reprocessed using instrument specific weighting coefficients.
Rimmer J.S., Kumharn W., Smedley A.R.D., and Webb A.R.
Quadrennial Ozone Symposium, Tromsø, Norway (2008).
Conference
Modelling UVC radiative transfer in the troposphere.
Smedley A.R.D. and Webb A.R.
International Radiation Symposium, Foz do Iguacu, Brazil (2008).
Publication
Smedley A.R.D., Webb A.R., and Saunders C.P.R.
Atmospheric Chemistry and Physics 7, 5803–5813 (2007). doi: 10.5194/acp-7-5803-2007
Conference
Comparison of OMI-derived total column ozone with four ground sites in the U.K. and Ireland.
Smedley A.R.D., Rimmer J.S., and Webb A.R.
10th WMO-GAW Biennial Brewer Users Group Meeting, Northwich, UK (2007).
Publication
International intercomparison of multiband filter radiometers in Oslo 2005.
Johnsen B., Kjeldstad B., Aalerud T. N., Nilsen L. T., Schreder J., Blumthaler M., Bernhard G., Bagheri A., Bhattarai B., Topaloglou C., Zablocki G., Meinander O., Høiskar B.A., Haugen R., Durham W.S., Janson G., Marrero A.R., Dahlback A., Bolsée D., Slusser J.R., Stamnes J., Torres C., Smedley A.R.D., Paulsson L.-E., Lakkala K., Webb A.R., Ørbæk J. B., Grimenes A.A., Ringstad T., Lange T., and Josefsson W.
Proceedings of SPIE: Remote Sensing of Clouds and the Atmosphere XI 6362, 63620W (2006). doi: 10.1117/12.688918
Publication
Seasonal and latitudinal impact of polymorphic light eruption on quality of life.
Ling T.C., Richards H.L., Janssens A.S., Anastassopoulou L., Antoniou C., Aubin F., Diepgen T.L., Fazakerley R., de Gruijl F.R., Jansen C.T., Pavel S., Smedley A., Stratigos A.J., Webb A.R., Gibbs N.K., and Rhodes L.E.
Journal of Investigative Dermatology 126(7), 1648–1651 (2006). doi: 10.1038/sj.jid.5700306
Publication
Intercomparison of solar UV direct irradiance spectral measurements at Izana in June 2005.
Bais A., Blumthaler M., Webb A., Seckmeyer G., Thiel S., Kazadzis S., Redondas A., Kift R., Kouremeti N., Schallhart B., Schmitt R., Pisulla D., Diaz J.P., Garcia O., Diaz Rodriguez A.M., and Smedley A.
Proceedings of SPIE: Ultraviolet Ground- and Space-based Measurements, Models, and Effects V 5886, 588609 (2005). doi: 10.1117/12.619925
Conference
Measurement of Photolysis rates and Ozone in Manchester for the INSPECTRO campaign Spring/Summer 2003.
Kift R.C., Webb A.R., Rimmer J.S., and Smedley A.R.D.
Quadrennial Ozone Symposium, Kos, Greece (2004).
Publication
Small-particle size determination by optical array probe oversampling.
Smedley A.R.D., Saunders C. P. R., and Webb A. R.
Journal of Atmospheric and Oceanic Technology 20(11), 1568–1575 (2003).
Image Credit: NASA EO IOTD
48°49'37"S 73°46'23"W