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: 9/25/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 09/26/2025 20:17:50 0.09,-104.70 0.47,-102.92 202.01 80
2 09/28/2025 08:39:37 -0.09,-104.70 0.67,-108.20 398.03 80
3 09/29/2025 08:18:11 -0.09,-104.70 -0.34,-103.66 118.59 80
4 09/30/2025 20:40:06 0.09,-104.70 -0.86,-108.95 484.74 80
5 10/01/2025 20:24:00 0.09,-104.70 0.16,-104.42 32.25 80
6 10/04/2025 08:27:01 -0.10,-104.71 -0.01,-105.15 50.17 80
7 10/05/2025 08:05:36 -0.10,-104.71 -1.03,-100.62 466.66 80
8 10/06/2025 20:27:30 0.09,-104.71 -0.16,-105.91 136.51 80
9 10/07/2025 20:11:23 0.10,-104.71 0.82,-101.36 380.71 80
10 10/09/2025 08:33:10 -0.09,-104.72 0.34,-106.63 218.17 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 9/25/2025
SNOs_Map_GOES-16_NOAA-21_20250926.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 09/25/2025 in txt file.

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