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: 10/6/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/06/2025 19:38:07 0.22, -89.52 -0.55, -92.94 389.97 80
2 10/07/2025 19:16:41 0.24, -89.53 0.48, -88.41 127.88 80
3 10/09/2025 07:41:06 -0.21, -89.51 0.74, -93.66 473.20 80
4 10/10/2025 07:19:41 -0.23, -89.52 -0.30, -89.13 44.02 80
5 10/12/2025 19:25:29 0.22, -89.56 0.12, -89.88 37.23 80
6 10/13/2025 19:04:03 0.24, -89.57 1.17, -85.35 480.69 80
7 10/15/2025 07:28:29 -0.22, -89.55 0.05, -90.60 119.50 80
8 10/16/2025 07:07:03 -0.23, -89.56 -1.00, -86.06 398.40 80
9 10/17/2025 19:31:36 0.21, -89.61 -0.20, -91.35 199.05 80
10 10/18/2025 19:10:11 0.23, -89.63 0.85, -86.82 319.84 80
11 10/20/2025 07:34:36 -0.20, -89.63 0.36, -92.07 278.06 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/6/2025
SNOs_Map_GOES-17_NOAA-20_20251007.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 10/06/2025 in txt file.

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