Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/20/2026
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 09/21/2026 21:12:27 -1.34, 63.27 -1.49, 64.07 90.61 80
2 09/24/2026 09:18:20 1.29, 63.36 1.27, 63.31 5.20 80
3 09/26/2026 21:21:26 -1.24, 63.28 -1.07, 62.59 80.04 80
4 09/27/2026 21:00:04 -1.30, 63.29 -2.14, 67.10 433.54 80
5 09/29/2026 09:24:40 1.18, 63.39 0.85, 61.83 177.96 80
6 09/30/2026 09:03:18 1.25, 63.40 1.92, 66.34 335.68 80
7 10/01/2026 21:27:45 -1.12, 63.33 -0.60, 61.11 254.27 80
8 10/02/2026 21:06:23 -1.21, 63.35 -1.73, 65.61 258.10 80
9 10/04/2026 09:30:59 1.07, 63.47 0.40, 60.35 355.17 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 9/20/2026
SNOs_Map_GOES-15_NOAA-20_20260921.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 09/20/2026 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20