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: 1/18/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/18/2025 08:06:07 0.02,-104.71 -0.85,-100.70 456.19 80
2 01/19/2025 20:28:04 -0.03,-104.66 -0.32,-106.01 153.55 80
3 01/20/2025 20:12:00 -0.02,-104.66 0.67,-101.47 363.28 80
4 01/22/2025 08:33:49 0.03,-104.72 0.46,-106.75 230.57 80
5 01/23/2025 08:12:24 0.03,-104.72 -0.54,-102.22 285.76 80
6 01/24/2025 20:34:21 -0.04,-104.66 -0.67,-107.51 324.82 80
7 01/25/2025 20:18:16 -0.04,-104.66 0.33,-102.98 191.73 80
8 01/27/2025 08:40:05 0.05,-104.72 0.86,-108.25 401.97 80
9 01/28/2025 08:18:40 0.05,-104.72 -0.15,-103.71 114.16 80
10 01/29/2025 20:40:36 -0.05,-104.65 -1.04,-109.01 497.11 80
11 01/30/2025 20:24:32 -0.05,-104.65 -0.03,-104.48 19.43 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/18/2025
SNOs_Map_GOES-17_NPP_20250118.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/18/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP