Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/16/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 04/17/2025 06:29:45 -0.06, -78.64 -0.50, -76.57 235.11 80
2 04/18/2025 18:54:22 0.05, -79.41 -0.51, -81.90 283.83 80
3 04/19/2025 18:32:57 0.05, -79.91 0.62, -77.39 287.10 80
4 04/21/2025 06:57:24 -0.04, -80.65 0.42, -82.68 230.75 80
5 04/22/2025 06:36:00 -0.04, -81.15 -0.72, -78.17 340.40 80
6 04/23/2025 19:00:35 0.03, -81.93 -0.31, -83.49 177.47 80
7 04/24/2025 18:39:10 0.03, -82.43 0.78, -78.97 394.20 80
8 04/26/2025 07:03:38 -0.03, -83.19 0.19, -84.27 122.61 80
9 04/27/2025 06:42:13 -0.03, -83.69 -0.90, -79.75 449.05 80
10 04/28/2025 19:06:48 0.03, -84.48 -0.10, -85.08 68.34 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 4/16/2025
SNOs_Map_GOES-16_NOAA-21_20250417.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 04/16/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NOAA-21