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: 10/13/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 10/14/2025 08:39:17 -0.03,-104.69 0.72,-108.09 387.36 80
2 10/15/2025 08:17:50 -0.04,-104.69 -0.27,-103.55 129.32 80
3 10/16/2025 20:39:44 0.04,-104.69 -0.92,-108.84 473.38 80
4 10/17/2025 20:23:39 0.04,-104.70 0.13,-104.31 44.13 80
5 10/20/2025 08:26:38 -0.03,-104.70 0.05,-105.03 37.14 80
6 10/21/2025 08:05:12 -0.04,-104.71 -1.00,-100.50 480.11 80
7 10/22/2025 20:27:06 0.02,-104.71 -0.24,-105.78 122.43 80
8 10/23/2025 20:11:00 0.03,-104.71 0.81,-101.25 395.17 80
9 10/25/2025 08:32:44 -0.01,-104.72 0.40,-106.50 203.17 80
10 10/26/2025 08:11:19 -0.02,-104.72 -0.66,-101.97 313.71 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/13/2025
SNOs_Map_GOES-16_NOAA-21_20251014.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/13/2025 in txt file.

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