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: 9/4/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 09/04/2025 20:27:53 0.12,-104.67 -0.17,-106.02 152.68 80
2 09/05/2025 20:11:48 0.12,-104.67 0.82,-101.48 363.76 80
3 09/07/2025 08:33:35 -0.12,-104.66 0.37,-106.74 237.96 80
4 09/08/2025 08:12:11 -0.12,-104.66 -0.68,-102.22 278.33 80
5 09/09/2025 20:34:05 0.12,-104.66 -0.55,-107.51 325.28 80
6 09/10/2025 20:18:01 0.12,-104.66 0.51,-102.99 191.23 80
7 09/12/2025 08:39:48 -0.12,-104.65 0.68,-108.25 410.22 80
8 09/13/2025 08:18:22 -0.13,-104.64 -0.32,-103.71 105.61 80
9 09/14/2025 20:40:18 0.13,-104.63 -0.83,-109.02 499.22 80
10 09/15/2025 20:24:12 0.13,-104.63 0.18,-104.48 16.91 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/4/2025
SNOs_Map_GOES-16_NOAA-21_20250905.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 09/04/2025 in txt file.

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