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: 4/21/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 04/24/2025 09:19:21 -0.10, 61.45 -0.23, 60.77 77.73 80
2 04/25/2025 09:03:17 -0.11, 61.47 0.72, 65.31 437.06 80
3 04/26/2025 21:22:26 0.09, 61.46 0.44, 60.03 163.63 80
4 04/27/2025 21:06:23 0.10, 61.48 -0.58, 64.56 350.90 80
5 04/29/2025 09:25:41 -0.08, 61.53 -0.61, 59.25 260.65 80
6 04/30/2025 09:09:37 -0.09, 61.55 0.41, 63.77 253.29 80
7 05/01/2025 21:28:47 0.07, 61.56 0.74, 58.50 348.98 80
8 05/02/2025 21:12:42 0.08, 61.58 -0.22, 63.03 165.08 80
9 05/04/2025 09:32:01 -0.06, 61.64 -0.94, 57.72 446.38 80
10 05/05/2025 09:15:56 -0.08, 61.66 0.03, 62.26 67.66 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 4/21/2025
SNOs_Map_GOES-15_NOAA-20_20250422.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 04/21/2025 in txt file.

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