Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21 TLE Epoch: 2023 10 12. Predictions up to the next 14.0 days: Date Time(GOES-17) GOES-17 Lat/Lon NOAA-21 Lat/Lon Distance(km) Time Diff(sec) 10/12/2023 20:21:37 ( -0.00,-104.69) ( 0.09,-104.25) 49.67 80 10/15/2023 08:24:38 ( 0.00,-104.71) ( 0.07,-104.98) 31.53 80 10/16/2023 08:03:13 ( 0.00,-104.70) ( -0.95,-100.45) 484.79 80 10/17/2023 20:25:08 ( -0.00,-104.68) ( -0.22,-105.75) 122.21 80 10/18/2023 20:09:02 ( 0.00,-104.67) ( 0.80,-101.22) 394.17 80 10/20/2023 08:30:48 ( -0.00,-104.69) ( 0.41,-106.48) 204.09 80 10/21/2023 08:09:22 ( 0.00,-104.68) ( -0.62,-101.94) 311.86 80 10/22/2023 20:31:16 ( 0.00,-104.64) ( -0.59,-107.24) 295.96 80 10/23/2023 20:15:11 ( 0.00,-104.64) ( 0.45,-102.71) 220.40 80 10/25/2023 08:36:56 ( -0.00,-104.66) ( 0.75,-107.96) 377.11 80