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Engelmann, Ronny; Griesche, Hannes; Radenz, Martin; Hofer, Julian; Althausen, Dietrich; Seidel, Clara; Baars, Holger; Klamt, Andi; Hengst, Rico (2023): Water vapor profiles retrieved during the POLARSTERN cruises PS122/1, PS122/2 and PS122/3, 28 September 2019 – 29 February 2020, Arctic Ocean [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.957158

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Abstract:
The dataset consists of water vapor profiles including the errors of the Raman lidar measurements performed by the PollyXT_Lidar "Arielle" in the Oceanet container at the bow area of Research Vessel Polarstern from 28 September 2019 till 29 February 2020. The profiles are averaged over 30 s and additionally smoothed with a sliding average over 10 min with the smooth2-function. The vertical averaging is 5 bins (bin-width is 7.5 m; the lidar is pointing with a Zenit angle of 5°). Additionally, signal-to-noise (SNR) ratios of the two signals (H2O and N2) and a quality mask (QM) are provided. The quality mask QM is equal to 1 if the SNR_N2<1 or the SNR_H2O<SNR-threshold (set to 5). The difference of AOD (Aerosol Optical Depth) between 387 nm and 407 nm is not taken into account. For more information about the water vapor calibration (determination of the calibration constant), please go to Dai, G., et al. (2018) and Seidel, C. (2022).
Keyword(s):
OCEANET; water vapor profiles
References:
Dai, Guangyao; Althausen, Dietrich; Hofer, Julian; Engelmann, Ronny; Seifert, Patric; Bühl, Johannes; Mamouri, Rodanthi-Elisavet; Wu, Songhua; Ansmann, Albert (2018): Calibration of Raman lidar water vapor profiles by means of AERONET photometer observations and GDAS meteorological data. Atmospheric Measurement Techniques, 11(5), 2735-2748, https://doi.org/10.5194/amt-11-2735-2018
Seidel, Clara (2022): Analysis of water vapour mixing ratio profiles in the Arctic from Raman lidar measurements during the MOSAiC-campaign. Master thesis, University Leipzig
Funding:
Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven (AWI), grant/award no. AFMOSAiC-1_00: Multidisciplinary drifting Observatory for the Study of Arctic Climate
Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven (AWI), grant/award no. AWI_PS122_00: Multidisciplinary drifting Observatory for the Study of Arctic Climate / MOSAiC
Coverage:
Median Latitude: 86.096125 * Median Longitude: 112.102019 * South-bound Latitude: 82.661293 * West-bound Longitude: 31.554105 * North-bound Latitude: 88.598369 * East-bound Longitude: 137.872641
Date/Time Start: 2019-09-28T06:07:04 * Date/Time End: 2020-02-29T18:00:02
Event(s):
PS122/1_1-38 * Latitude Start: 85.112498 * Longitude Start: 137.750080 * Latitude End: 86.593190 * Longitude End: 119.241500 * Date/Time Start: 2019-09-30T06:00:00 * Date/Time End: 2019-12-13T09:04:45 * Sensor URI: sensor.awi.de * Campaign: PS122/1 (MOSAiC20192020) * Basis: Polarstern * Method/Device: Atmospheric Observatory (ATMOBS)
PS122/2_14-18 * Latitude: 86.593231 * Longitude: 119.237001 * Date/Time: 2019-12-13T09:11:00 * Sensor URI: sensor.awi.de * Location: Arctic Ocean * Campaign: PS122/2 (MOSAiC20192020) * Basis: Polarstern * Method/Device: Atmospheric Observatory (ATMOBS) * Comment: Recording continued from Leg 1
PS122/3_28-6 * Latitude: 88.413593 * Longitude: 36.829898 * Date/Time: 2020-02-27T10:57:00 * Sensor URI: sensor.awi.de * Location: Arctic Ocean * Campaign: PS122/3 (MOSAiC20192020) * Basis: Polarstern * Method/Device: Atmospheric Observatory (ATMOBS)
Domain attribute(s):
Sensor URI: sensor.awi.de
Size:
6 datasets

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