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: 8/29/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 08/30/2025 09:20:51 0.54, 61.51 0.29, 60.50 116.21 80
2 08/31/2025 09:04:47 0.55, 61.50 1.33, 65.03 402.23 80
3 09/01/2025 21:26:34 -0.55, 61.53 -0.18, 59.76 201.27 80
4 09/02/2025 21:05:08 -0.56, 61.52 -1.17, 64.30 316.15 80
5 09/04/2025 09:27:05 0.55, 61.46 0.01, 58.99 280.76 80
6 09/05/2025 09:10:59 0.56, 61.45 1.00, 63.53 237.13 80
7 09/06/2025 21:32:46 -0.55, 61.48 0.15, 58.27 365.72 80
8 09/07/2025 21:11:21 -0.56, 61.47 -0.85, 62.80 151.35 80
9 09/09/2025 09:33:16 0.55, 61.42 -0.36, 57.51 446.82 80
10 09/10/2025 09:17:12 0.55, 61.42 0.70, 62.04 70.66 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/29/2025
SNOs_Map_GOES-15_NOAA-20_20250830.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 08/29/2025 in txt file.

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