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: 6/8/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 06/09/2025 08:18:08 0.01,-104.41 -0.17,-103.63 88.53 80
2 06/11/2025 20:21:22 -0.01,-104.41 0.01,-104.41 1.49 80
3 06/14/2025 08:27:06 0.00,-104.40 0.14,-105.16 85.84 80
4 06/15/2025 08:05:42 -0.00,-104.40 -0.84,-100.63 429.76 80
5 06/16/2025 20:27:39 0.01,-104.40 -0.36,-105.93 175.37 80
6 06/17/2025 20:11:36 0.01,-104.40 0.68,-101.41 340.86 80
7 06/19/2025 08:33:24 -0.01,-104.40 0.50,-106.68 259.80 80
8 06/20/2025 08:12:00 -0.01,-104.40 -0.48,-102.15 255.94 80
9 06/21/2025 20:33:58 0.01,-104.39 -0.66,-107.47 350.12 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/8/2025
SNOs_Map_GOES-17_NOAA-21_20250609.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 06/08/2025 in txt file.

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