GTP2_1w温度模型的精度检验与分析

来源 :第九届中国卫星导航学术年会 | 被引量 : 0次 | 上传用户:xtb0909
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  由于中国大多数GNSS观测站没有共址气象观测设备,致使许多GNSS站无法在气象预报方面发挥作用。针对这个问题,利用全国88个探空站的气温数据,验证和分析了GPT2_1w模型估算温度(Ts)的精度以及其应用于反演GNSS/PWV的可靠性。结果表明:GPT2_1w模型估算温度(Ts)在中国地区具有很高的精度,根据误差传播定律,其对反演GNSS/PWV带来的误差在3mm以内。
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