Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/14/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/15/2025 08:32:05 -0.01,-103.98 0.57,-106.59 297.78 80
2 06/16/2025 08:16:01 -0.01,-103.80 -0.42,-102.06 198.99 80
3 06/17/2025 20:35:16 0.01,-103.52 -0.84,-107.34 434.40 80
4 06/18/2025 20:19:11 0.00,-103.35 0.15,-102.80 62.80 80
5 06/21/2025 08:19:34 -0.00,-102.89 0.13,-103.51 71.01 80
6 06/22/2025 08:03:29 0.00,-102.70 -0.81, -98.96 425.69 80
7 06/23/2025 20:22:44 -0.01,-102.42 -0.44,-104.25 208.37 80
8 06/24/2025 20:06:40 -0.01,-102.24 0.56, -99.71 288.51 80
9 06/26/2025 08:25:47 0.01,-101.97 0.72,-104.96 341.99 80
10 06/27/2025 08:09:42 0.02,-101.78 -0.28,-100.42 154.78 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 6/14/2025
SNOs_Map_GOES-17_NPP_20250615.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 06/14/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP