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: 8/31/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 09/02/2025 08:27:23 -0.11,-104.68 0.04,-105.24 65.16 80
2 09/03/2025 08:05:58 -0.11,-104.67 -1.01,-100.72 450.69 80
3 09/04/2025 20:27:53 0.12,-104.67 -0.17,-106.02 153.27 80
4 09/05/2025 20:11:48 0.12,-104.67 0.82,-101.48 363.02 80
5 09/07/2025 08:33:35 -0.12,-104.66 0.38,-106.74 238.64 80
6 09/08/2025 08:12:11 -0.12,-104.65 -0.68,-102.22 277.52 80
7 09/09/2025 20:34:05 0.12,-104.65 -0.55,-107.51 326.57 80
8 09/10/2025 20:18:01 0.12,-104.65 0.51,-102.99 189.80 80
9 09/12/2025 08:39:48 -0.12,-104.64 0.68,-108.25 411.60 80
10 09/13/2025 08:18:22 -0.13,-104.63 -0.32,-103.72 104.11 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/31/2025
SNOs_Map_GOES-16_NOAA-21_20250901.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 08/31/2025 in txt file.

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