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: 7/29/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 07/29/2025 20:24:21 0.03,-104.73 0.06,-104.51 25.59 80
2 08/01/2025 08:27:25 -0.03,-104.73 0.06,-105.25 59.53 80
3 08/02/2025 08:06:01 -0.03,-104.73 -0.95,-100.72 456.89 80
4 08/03/2025 20:27:57 0.04,-104.74 -0.26,-106.02 146.58 80
5 08/04/2025 20:11:53 0.04,-104.74 0.76,-101.50 369.84 80
6 08/06/2025 08:33:41 -0.05,-104.73 0.38,-106.77 232.14 80
7 08/07/2025 08:12:15 -0.05,-104.73 -0.58,-102.23 284.06 80
8 08/08/2025 20:34:13 0.05,-104.73 -0.55,-107.55 319.87 80
9 08/09/2025 20:18:07 0.05,-104.74 0.42,-103.00 196.68 80
10 08/11/2025 08:39:56 -0.06,-104.73 0.73,-108.28 404.73 80
11 08/12/2025 08:18:31 -0.06,-104.73 -0.29,-103.75 111.72 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 7/29/2025
SNOs_Map_GOES-16_NOAA-21_20250730.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 07/29/2025 in txt file.

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