Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21 TLE Epoch: 2023 12 10. 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) 12/10/2023 20:16:16 ( -0.01,-104.66) ( 0.38,-102.95) 194.99 80 12/12/2023 08:38:04 ( 0.01,-104.69) ( 0.80,-108.22) 402.89 80 12/13/2023 08:16:39 ( 0.01,-104.69) ( -0.21,-103.69) 113.29 80 12/14/2023 20:38:36 ( -0.01,-104.66) ( -1.00,-108.99) 494.16 80 12/15/2023 20:22:31 ( -0.02,-104.66) ( 0.01,-104.46) 22.18 80 12/18/2023 08:25:36 ( 0.00,-104.68) ( 0.10,-105.21) 59.90 80 12/19/2023 08:04:12 ( -0.00,-104.68) ( -0.92,-100.68) 456.30 80 12/20/2023 20:26:08 ( 0.00,-104.66) ( -0.27,-105.98) 150.82 80 12/21/2023 20:10:03 ( 0.00,-104.66) ( 0.74,-101.45) 365.83 80 12/23/2023 08:31:52 ( 0.01,-104.69) ( 0.43,-106.72) 231.23 80