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: 8/23/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 08/24/2025 20:34:12 0.09,-104.71 -0.51,-107.54 322.15 80
2 08/25/2025 20:18:06 0.09,-104.71 0.46,-103.00 194.51 80
3 08/27/2025 08:39:54 -0.09,-104.70 0.69,-108.28 407.81 80
4 08/28/2025 08:18:29 -0.09,-104.69 -0.28,-103.74 108.51 80
5 08/29/2025 20:40:25 0.10,-104.70 -0.86,-109.05 494.60 80
6 08/30/2025 20:24:20 0.10,-104.70 0.12,-104.51 21.92 80
7 09/02/2025 08:27:24 -0.11,-104.68 0.00,-105.26 64.68 80
8 09/03/2025 08:05:58 -0.11,-104.68 -0.98,-100.72 451.26 80
9 09/04/2025 20:27:53 0.12,-104.69 -0.21,-106.02 152.30 80
10 09/05/2025 20:11:49 0.12,-104.68 0.83,-101.49 364.05 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/23/2025
SNOs_Map_GOES-16_NOAA-21_20250824.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 08/23/2025 in txt file.

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