Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/26/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon TERRA Lat,Lon Distance(km) Time Diff (sec)
1 09/28/2025 05:00:11 0.51, 61.29 0.13, 63.03 197.96 80
2 09/28/2025 17:22:22 -0.54, 61.40 -1.20, 58.28 354.70 80
3 09/30/2025 17:00:21 -0.53, 61.42 -0.19, 62.94 173.22 80
4 10/01/2025 05:22:26 0.56, 61.31 1.18, 58.21 351.25 80
5 10/03/2025 05:00:24 0.54, 61.32 0.21, 62.87 176.66 80
6 10/03/2025 17:22:36 -0.57, 61.44 -1.24, 58.13 375.82 80
7 10/05/2025 17:00:33 -0.56, 61.46 -0.29, 62.80 151.78 80
8 10/06/2025 05:22:38 0.58, 61.36 1.27, 58.07 373.28 80
9 10/08/2025 05:00:35 0.57, 61.38 0.29, 62.74 154.20 80
10 10/08/2025 17:22:46 -0.60, 61.50 -1.35, 58.00 398.13 80
11 10/10/2025 17:00:43 -0.59, 61.53 -0.33, 62.66 128.43 80

Figure of GOES-15 and TERRA satellite orbits during SNOs since TLE Epoch: 9/26/2025
SNOs_Map_GOES-15_TERRA_20250927.jpg

Download SNOs between GOES-15 and TERRA since TLE EPOCH: 09/26/2025 in txt file.

Historical Predications of SNOs between GOES-15 and TERRA