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: 10/27/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 10/28/2025 20:17:06 0.02,-104.68 0.46,-102.71 224.26 80
2 10/30/2025 08:38:50 -0.01,-104.68 0.73,-107.96 373.94 80
3 10/31/2025 08:17:24 -0.02,-104.68 -0.28,-103.42 142.88 80
4 11/01/2025 20:39:18 0.01,-104.67 -0.89,-108.72 461.49 80
5 11/02/2025 20:23:12 0.02,-104.67 0.12,-104.18 55.88 80
6 11/05/2025 08:26:10 -0.00,-104.68 0.04,-104.89 24.45 80
7 11/06/2025 08:04:43 -0.00,-104.67 -0.98,-100.35 492.20 80
8 11/07/2025 20:26:36 -0.01,-104.65 -0.24,-105.64 113.01 80
9 11/08/2025 20:10:30 -0.00,-104.64 0.79,-101.10 403.84 80
10 11/10/2025 08:32:14 0.01,-104.65 0.38,-106.36 193.64 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/27/2025
SNOs_Map_GOES-16_NOAA-21_20251028.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/27/2025 in txt file.

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