Table 11 QUANT data products and calibration-related information.

From: QUANT: a long-term multi-city commercial air sensor dataset for performance evaluation

Sensor

Time resolution

Pollutants

Product (Period)

PA

2 min

PM1, PM2.5, PM10

OOB (Dec 2019-Oct 2022)

AQM*

15 min/ 1 min

CO2, NO, NO2, O3, PM1, PM2.5, PM10

OOB (Dec 2019-Jun 2020)

Cal1 (Jun 2020-Mar 2021)

Cal2 (Mar 2021-Oct 2022)

AQY

1 min

NO2, O3, PM2.5, PM10

OOB (Dec 2019-Apr 2020)

Cal1 (Mar 2021-Oct 2022)

Zep**

1 min

NO, NO2, O3, PM1, PM2.5, PM10

OOB (Dec 2019-May 2020)

Cal1 (May 2020-Oct 2022)

Ari

1 min

CO2, CO, NO, NO2, O3 PM1, PM2.5, PM10

OOB (Dec 2019-Jul 2020)

Cal1 (Jul 2020-Apr 2021)

Cal2 (Apr 2021-Oct 2022)

  1. OOB: out-of -the-box
  2. *AQMesh provided 15 min time res. until Feb 2020
  3. **Zephyr only calibrated NO.