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: 10/15/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 10/16/2025 20:39:45 0.04,-104.69 -0.87,-108.85 473.66 80
2 10/17/2025 20:23:39 0.04,-104.69 0.12,-104.31 43.77 80
3 10/20/2025 08:26:38 -0.04,-104.70 0.06,-105.02 37.89 80
4 10/21/2025 08:05:12 -0.04,-104.70 -1.00,-100.50 479.32 80
5 10/22/2025 20:27:06 0.03,-104.70 -0.19,-105.79 123.34 80
6 10/23/2025 20:11:00 0.03,-104.70 0.81,-101.25 394.16 80
7 10/25/2025 08:32:44 -0.02,-104.71 0.40,-106.50 204.36 80
8 10/26/2025 08:11:18 -0.02,-104.70 -0.61,-101.96 312.44 80
9 10/27/2025 20:33:12 0.01,-104.70 -0.56,-107.25 291.38 80
10 10/28/2025 20:17:06 0.02,-104.70 0.44,-102.71 225.85 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/15/2025
SNOs_Map_GOES-16_NOAA-21_20251016.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/15/2025 in txt file.

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