Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/20/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon LANDSAT-8 Lat,Lon Distance(km) Time Diff (sec)
1 09/22/2025 05:56:37 0.53, 61.29 0.00, 63.64 268.23 80
2 09/22/2025 18:20:39 -0.56, 61.40 -1.19, 58.47 333.34 80
3 09/24/2025 18:08:28 -0.56, 61.40 -0.57, 61.42 2.84 80
4 09/26/2025 17:53:38 -0.56, 61.41 0.07, 64.38 338.07 80
5 09/27/2025 06:17:04 0.58, 61.30 1.00, 59.22 236.41 51
6 09/29/2025 06:02:41 0.58, 61.31 0.40, 62.18 98.59 80
7 10/01/2025 05:50:29 0.59, 61.33 -0.21, 65.15 433.20 80
8 10/01/2025 18:14:33 -0.61, 61.44 -0.89, 59.96 168.42 80
9 10/03/2025 17:59:40 -0.61, 61.47 -0.32, 62.93 165.79 80
10 10/04/2025 06:20:56 0.62, 61.37 1.38, 57.77 410.09 80

Figure of GOES-15 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/20/2025
SNOs_Map_GOES-15_LANDSAT-8_20250921.jpg

Download SNOs between GOES-15 and LANDSAT-8 since TLE EPOCH: 09/20/2025 in txt file.

Historical Predications of SNOs between GOES-15 and LANDSAT-8