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: 12/23/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 12/25/2025 09:31:06 -0.47, 61.39 -0.98, 59.11 259.27 80
2 12/26/2025 09:09:43 -0.41, 61.38 0.10, 63.63 256.10 80
3 12/27/2025 21:34:11 0.51, 61.31 1.19, 58.38 334.58 80
4 12/28/2025 21:12:48 0.46, 61.32 0.12, 62.90 179.63 80
5 12/30/2025 09:37:25 -0.56, 61.40 -1.42, 57.62 431.67 80
6 12/31/2025 09:16:02 -0.51, 61.41 -0.35, 62.13 82.92 80
7 01/02/2026 21:19:07 0.56, 61.35 0.56, 61.40 5.56 80
8 01/05/2026 09:25:01 -0.61, 61.47 -0.77, 60.64 93.88 80
9 01/06/2026 09:03:37 -0.55, 61.47 0.26, 65.16 420.48 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 12/23/2025
SNOs_Map_GOES-15_NOAA-20_20251224.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 12/23/2025 in txt file.

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