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: 10/4/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 10/05/2025 08:05:34 -0.07,-104.69 -0.98,-100.60 466.21 80
2 10/06/2025 20:27:28 0.06,-104.70 -0.22,-105.89 136.36 80
3 10/07/2025 20:11:23 0.07,-104.70 0.82,-101.36 380.89 80
4 10/09/2025 08:33:08 -0.06,-104.70 0.39,-106.61 218.65 80
5 10/10/2025 08:11:43 -0.06,-104.69 -0.66,-102.08 297.91 80
6 10/11/2025 20:33:37 0.05,-104.69 -0.53,-107.38 305.98 80
7 10/12/2025 20:17:31 0.06,-104.69 0.46,-102.83 210.86 80
8 10/14/2025 08:39:16 -0.05,-104.69 0.73,-108.09 388.12 80
9 10/15/2025 08:17:51 -0.06,-104.69 -0.33,-103.56 128.56 80
10 10/16/2025 20:39:44 0.06,-104.68 -0.90,-108.84 475.28 80
11 10/17/2025 20:23:38 0.06,-104.68 0.15,-104.32 42.24 80

Figure of GOES-16 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 10/4/2025
SNOs_Map_GOES-16_NOAA-21_20251005.jpg

Download SNOs between GOES-16 and NOAA-21 since TLE EPOCH: 10/04/2025 in txt file.

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