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: 1/20/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/20/2025 20:12:00 -0.02,-104.66 0.69,-101.47 363.22 80
2 01/22/2025 08:33:48 0.02,-104.72 0.50,-106.74 231.11 80
3 01/23/2025 08:12:25 0.02,-104.72 -0.56,-102.22 285.20 80
4 01/24/2025 20:34:21 -0.03,-104.66 -0.65,-107.52 325.05 80
5 01/25/2025 20:18:16 -0.03,-104.66 0.36,-102.98 191.47 80
6 01/27/2025 08:40:05 0.04,-104.72 0.82,-108.25 402.69 80
7 01/28/2025 08:18:40 0.04,-104.71 -0.20,-103.72 113.39 80
8 01/29/2025 20:40:36 -0.04,-104.65 -1.04,-109.01 497.45 80
9 01/30/2025 20:24:31 -0.04,-104.65 -0.02,-104.48 19.15 80
10 02/02/2025 08:27:35 0.04,-104.71 0.17,-105.22 58.00 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/20/2025
SNOs_Map_GOES-17_NPP_20250120.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/20/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP