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: 8/14/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 08/17/2025 08:27:25 -0.07,-104.72 0.07,-105.25 61.46 80
2 08/18/2025 08:06:01 -0.07,-104.71 -0.96,-100.72 454.37 80
3 08/19/2025 20:27:57 0.08,-104.72 -0.20,-106.03 148.94 80
4 08/20/2025 20:11:52 0.08,-104.72 0.77,-101.49 367.37 80
5 08/22/2025 08:33:40 -0.09,-104.71 0.38,-106.77 235.07 80
6 08/23/2025 08:12:15 -0.08,-104.71 -0.65,-102.24 281.38 80
7 08/24/2025 20:34:11 0.09,-104.72 -0.55,-107.54 321.22 80
8 08/25/2025 20:18:06 0.09,-104.72 0.48,-103.01 195.76 80
9 08/27/2025 08:39:54 -0.09,-104.72 0.73,-108.27 405.59 80
10 08/28/2025 08:18:29 -0.09,-104.72 -0.30,-103.74 111.05 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 8/14/2025
SNOs_Map_GOES-16_NOAA-21_20250815.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 08/14/2025 in txt file.

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