Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/29/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 09/30/2025 07:07:24 -0.24, -89.48 -1.01, -86.19 376.06 80
2 10/01/2025 19:31:58 0.23, -89.51 -0.19, -91.48 223.76 80
3 10/02/2025 19:10:33 0.25, -89.51 0.84, -86.94 293.41 80
4 10/04/2025 07:34:58 -0.23, -89.49 0.40, -92.19 308.20 80
5 10/05/2025 07:13:33 -0.24, -89.49 -0.63, -87.65 208.91 80
6 10/06/2025 19:38:07 0.23, -89.52 -0.55, -92.95 390.43 80
7 10/07/2025 19:16:42 0.24, -89.53 0.49, -88.41 127.20 80
8 10/09/2025 07:41:07 -0.22, -89.52 0.74, -93.66 473.34 80
9 10/10/2025 07:19:41 -0.23, -89.52 -0.30, -89.13 43.75 80
10 10/12/2025 19:25:29 0.22, -89.55 0.12, -89.88 38.76 80
11 10/13/2025 19:04:04 0.24, -89.55 1.17, -85.35 478.93 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 9/29/2025
SNOs_Map_GOES-17_NOAA-20_20250930.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 09/29/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-20