Effects and Correction of Atmospheric Pressure Loading Deformation on GNSS Reference Stations in Mainland China

Table 1

Average APL in different regions in mainland China.

Regions/range (°)	Number of site	E/mm	N/mm	U/mm
Northwest China (lon: 72–102, lat: 36–50)	375	−0.19∼1.55	−1.34∼1.65	−5.32∼4.92
Southwest China (lon: 72–97, lat: 25–36)	147	−0.36∼2.75	−1.58∼2.11	−3.99∼5.18
Sichuan-Yunnan of China (lon: 97–107, lat: 21–36)	497	−0.26∼2.10	−0.66∼1.90	−5.06∼5.67
South China (lon: 105–118, lat: 22–29)	130	0.31∼2.96	−1.14∼1.01	−6.80∼7.29
Central China (lon: 107–118, lat: 29–36)	123	−0.37∼1.41	−0.64∼0.99	−6.37∼8.41
East China (lon: 116–124, lat: 29–37)	165	0.34∼0.83	−1.56∼1.27	−6.51∼10.18
North China (lon: 102–119, lat: 36–45)	565	0.30∼1.95	−0.79∼0.97	−6.97∼8.49
Northeast China (lon: 117–136, lat: 40–54)	185	−7.33∼1.81	−1.52∼1.08	−6.36∼10.12
Along the coast (lon: 111–122, lat: 21–41)	270	−0.04∼1.42	−2.13∼1.28	−8.72∼8.68