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: 5/7/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 05/08/2025 19:17:29 0.03, -89.68 0.31, -88.48 136.29 80
2 05/10/2025 07:42:01 -0.02, -90.45 0.74, -93.79 380.84 80
3 05/11/2025 07:20:40 -0.03, -90.97 -0.39, -89.29 190.65 80
4 05/12/2025 19:45:20 0.02, -91.77 -0.63, -94.64 326.72 80
5 05/13/2025 19:23:59 0.02, -92.29 0.50, -90.14 244.95 80
6 05/15/2025 07:48:31 -0.02, -93.07 0.54, -95.45 272.06 80
7 05/16/2025 07:27:10 -0.02, -93.58 -0.60, -90.95 299.49 80
8 05/17/2025 19:51:50 0.02, -94.39 -0.41, -96.30 217.95 80
9 05/18/2025 19:30:28 0.02, -94.90 0.73, -91.80 353.96 80
10 05/20/2025 07:55:01 -0.01, -95.68 0.30, -97.11 162.44 80
11 05/21/2025 07:33:39 -0.01, -96.20 -0.84, -92.61 409.53 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 5/7/2025
SNOs_Map_GOES-16_NOAA-21_20250508.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 05/07/2025 in txt file.

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