Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-18 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/7/2023
Index Date Time (GOES-18) GOES-18 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 08/07/2023 22:38:26 -0.01,-136.99 -0.46,-138.98 226.68 80
2 08/08/2023 22:22:21 -0.02,-136.98 0.57,-134.45 289.54 80
3 08/10/2023 10:44:06 0.02,-136.97 0.63,-139.71 312.09 80
4 08/11/2023 10:22:40 0.03,-136.96 -0.35,-135.16 203.67 80
5 08/12/2023 22:44:34 -0.03,-136.94 -0.83,-140.46 401.76 80
6 08/13/2023 22:28:29 -0.03,-136.93 0.22,-135.93 113.81 80
7 08/15/2023 10:50:14 0.04,-136.90 0.98,-141.19 488.64 80
8 08/16/2023 10:28:47 0.04,-136.89 -0.01,-136.65 26.62 80
9 08/18/2023 22:31:55 -0.04,-136.85 -0.16,-137.41 64.41 80
10 08/19/2023 22:15:49 -0.04,-136.83 0.83,-132.87 450.59 80

Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/7/2023
SNOs_Map_GOES-18_NOAA-21_20230807.jpg

Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 08/07/2023 in txt file.

Historical Predications of SNOs between GOES-18 and NOAA-21