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: 8/24/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 08/25/2025 20:18:06 0.09,-104.71 0.47,-103.00 194.37 80
2 08/27/2025 08:39:54 -0.09,-104.69 0.74,-108.27 407.97 80
3 08/28/2025 08:18:29 -0.09,-104.69 -0.30,-103.74 108.26 80
4 08/29/2025 20:40:24 0.10,-104.70 -0.90,-109.04 495.00 80
5 08/30/2025 20:24:20 0.10,-104.70 0.14,-104.51 21.31 80
6 09/02/2025 08:27:23 -0.11,-104.68 0.04,-105.25 65.23 80
7 09/03/2025 08:05:58 -0.11,-104.67 -1.00,-100.72 450.66 80
8 09/04/2025 20:27:54 0.12,-104.68 -0.18,-106.02 153.04 80
9 09/05/2025 20:11:49 0.12,-104.67 0.86,-101.49 363.24 80
10 09/07/2025 08:33:36 -0.12,-104.66 0.36,-106.76 238.75 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/24/2025
SNOs_Map_GOES-16_NOAA-21_20250825.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 08/24/2025 in txt file.

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