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: 8/4/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 08/06/2025 08:33:41 -0.05,-104.73 0.38,-106.77 232.11 80
2 08/07/2025 08:12:16 -0.05,-104.73 -0.64,-102.24 284.03 80
3 08/08/2025 20:34:13 0.06,-104.73 -0.56,-107.54 320.01 80
4 08/09/2025 20:18:08 0.06,-104.73 0.47,-103.01 196.52 80
5 08/11/2025 08:39:55 -0.06,-104.73 0.74,-108.28 404.75 80
6 08/12/2025 08:18:31 -0.06,-104.73 -0.28,-103.75 111.64 80
7 08/13/2025 20:40:27 0.07,-104.73 -0.90,-109.05 492.48 80
8 08/14/2025 20:24:23 0.07,-104.73 0.13,-104.53 24.07 80
9 08/17/2025 08:27:26 -0.07,-104.72 0.06,-105.26 61.46 80
10 08/18/2025 08:06:01 -0.07,-104.72 -0.97,-100.73 454.40 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/4/2025
SNOs_Map_GOES-16_NOAA-21_20250805.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 08/04/2025 in txt file.

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