Current Status: Saint Louis Network
| TKCH (Trimble NetRS ) | Geographical coordinates | |
| Latitude: | 38° 44' 51.088081'' N | |
| Longitude: | 89° 41' 17.99407'' W | |
| Ellipsoid Height: | 146.614 m | |
| System | PRN | Elev | Az | SnrCA | SnrP2 | CA | P2 | URA | Health |
| [°] | [°] | [dB] | [dB] | ||||||
| GPS | 22 | 74.5 | 89.9 | 51 | 43 | 15937 | 0 | 0 | OK |
| GPS | 9 | 17.4 | 41.2 | 41 | 26 | 15235 | 0 | 0 | OK |
| GPS | 25 | 19.0 | 117.8 | 44 | 27 | 2802 | 0 | 0 | OK |
| GPS | 18 | 38.4 | 114.3 | 48 | 34 | 21697 | 0 | 0 | OK |
| GPS | 27 | 5.0 | 38.7 | 39 | 19 | 16303 | 0 | 0 | OK |
| GPS | 14 | 66.4 | 307.6 | 47 | 40 | 10783 | 0 | 0 | OK |
| GPS | 30 | 19.3 | 123.6 | 45 | 23 | 1891 | 0 | 0 | OK |
| GPS | 12 | 19.4 | 84.3 | 44 | 37 | 3799 | 0 | 0 | OK |
| GPS | 31 | 27.5 | 202.6 | 44 | 40 | 3044 | 0 | 0 | OK |
| GPS | 24 | 51.6 | 270.9 | 50 | 39 | 9140 | 0 | 0 | OK |
| 03:46:37 September 10 2010 Central Daylight Time |