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: 9/6/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 09/07/2025 08:33:35 -0.12,-104.66 0.37,-106.74 237.83 80
2 09/08/2025 08:12:11 -0.12,-104.66 -0.68,-102.22 278.61 80
3 09/09/2025 20:34:06 0.12,-104.67 -0.49,-107.52 324.22 80
4 09/10/2025 20:18:01 0.12,-104.67 0.51,-102.98 192.44 80
5 09/12/2025 08:39:48 -0.12,-104.66 0.68,-108.25 409.28 80
6 09/13/2025 08:18:22 -0.13,-104.65 -0.32,-103.71 106.70 80
7 09/14/2025 20:40:18 0.13,-104.65 -0.84,-109.02 497.41 80
8 09/15/2025 20:24:12 0.13,-104.65 0.16,-104.48 18.87 80
9 09/18/2025 08:27:14 -0.14,-104.64 0.02,-105.21 66.17 80
10 09/19/2025 08:05:50 -0.14,-104.63 -1.05,-100.69 450.31 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/6/2025
SNOs_Map_GOES-16_NOAA-21_20250907.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 09/06/2025 in txt file.

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