| river_id,name,longitude,latitude,sigma_km | |
| pearl,Pearl River,113.62,22.2,90.0 | |
| mekong,Mekong River,106.75,9.7,110.0 | |
| red,Red River,106.6,20.15,80.0 | |
| chao_phraya,Chao Phraya,100.5,13.45,75.0 | |
| river_id,name,longitude,latitude,sigma_km | |
| pearl,Pearl River,113.62,22.2,90.0 | |
| mekong,Mekong River,106.75,9.7,110.0 | |
| red,Red River,106.6,20.15,80.0 | |
| chao_phraya,Chao Phraya,100.5,13.45,75.0 | |