Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/22/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 05/23/2025 08:39:19 0.00,-104.41 0.80,-108.11 421.66 80
2 05/24/2025 08:17:55 -0.00,-104.40 -0.16,-103.57 94.19 80
3 05/26/2025 20:23:49 0.00,-104.42 -0.00,-104.36 7.45 80
4 05/29/2025 08:26:55 0.00,-104.41 0.16,-105.11 80.04 80
5 05/30/2025 08:05:31 0.01,-104.40 -0.87,-100.59 435.73 80
6 05/31/2025 20:27:28 -0.01,-104.42 -0.32,-105.89 167.47 80
7 06/01/2025 20:11:24 -0.01,-104.42 0.65,-101.36 349.06 80
8 06/03/2025 08:33:13 0.01,-104.42 0.52,-106.63 252.62 80
9 06/04/2025 08:11:50 0.01,-104.42 -0.52,-102.11 263.70 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 5/22/2025
SNOs_Map_GOES-17_NOAA-21_20250523.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 05/22/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-21