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: 10/15/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/17/2025 09:22:52 0.41, 61.43 0.24, 60.77 75.88 80
2 10/18/2025 09:01:31 0.45, 61.43 1.28, 65.28 438.32 80
3 10/19/2025 21:26:02 -0.38, 61.46 -0.06, 60.01 165.28 80
4 10/20/2025 21:04:41 -0.42, 61.48 -1.10, 64.53 347.57 80
5 10/22/2025 09:29:19 0.35, 61.49 -0.18, 59.23 257.26 80
6 10/23/2025 09:07:58 0.39, 61.49 0.87, 63.75 256.33 80
7 10/24/2025 21:32:29 -0.31, 61.52 0.34, 58.47 346.49 80
8 10/25/2025 21:11:06 -0.35, 61.54 -0.65, 63.00 165.53 80
9 10/27/2025 09:35:45 0.28, 61.58 -0.62, 57.70 442.01 80
10 10/28/2025 09:14:23 0.32, 61.59 0.44, 62.22 70.82 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/15/2025
SNOs_Map_GOES-15_NOAA-20_20251016.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 10/15/2025 in txt file.

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