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: 1/16/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 01/17/2025 20:40:15 -0.03,-104.65 -1.00,-108.86 480.24 80
2 01/18/2025 20:24:09 -0.03,-104.65 0.06,-104.33 37.71 80
3 01/21/2025 08:27:06 0.04,-104.72 0.10,-105.04 36.83 80
4 01/22/2025 08:05:38 0.04,-104.72 -0.90,-100.50 480.68 80
5 01/23/2025 20:27:29 -0.04,-104.66 -0.31,-105.78 127.99 80
6 01/24/2025 20:11:22 -0.05,-104.67 0.70,-101.24 389.79 80
7 01/26/2025 08:33:06 0.05,-104.73 0.45,-106.50 202.41 80
8 01/27/2025 08:11:39 0.06,-104.72 -0.57,-101.96 314.84 80
9 01/28/2025 20:33:30 -0.06,-104.66 -0.64,-107.24 294.77 80
10 01/29/2025 20:17:23 -0.06,-104.66 0.38,-102.70 222.85 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 1/16/2025
SNOs_Map_GOES-17_NOAA-21_20250117.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 01/16/2025 in txt file.

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