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: 10/3/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 10/04/2025 08:27:00 -0.06,-104.69 0.05,-105.13 50.65 80
2 10/05/2025 08:05:34 -0.07,-104.69 -0.98,-100.60 466.20 80
3 10/06/2025 20:27:29 0.06,-104.69 -0.21,-105.89 136.63 80
4 10/07/2025 20:11:23 0.06,-104.70 0.83,-101.36 380.56 80
5 10/09/2025 08:33:08 -0.06,-104.70 0.37,-106.62 218.89 80
6 10/10/2025 08:11:43 -0.06,-104.69 -0.67,-102.09 297.63 80
7 10/11/2025 20:33:36 0.05,-104.68 -0.56,-107.37 306.49 80
8 10/12/2025 20:17:31 0.06,-104.68 0.49,-102.84 210.30 80
9 10/14/2025 08:39:16 -0.05,-104.68 0.69,-108.10 388.58 80
10 10/15/2025 08:17:50 -0.06,-104.68 -0.31,-103.56 128.06 80
11 10/16/2025 20:39:44 0.05,-104.67 -0.86,-108.85 475.95 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/3/2025
SNOs_Map_GOES-16_NOAA-21_20251004.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/03/2025 in txt file.

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