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: 12/22/2023
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 12/23/2023 08:31:50 0.02,-104.71 0.49,-106.71 228.34 80
2 12/24/2023 08:10:26 0.02,-104.71 -0.54,-102.18 288.50 80
3 12/25/2023 20:32:22 -0.03,-104.69 -0.64,-107.48 318.08 80
4 12/26/2023 20:16:16 -0.03,-104.69 0.33,-102.94 199.04 80
5 12/28/2023 08:38:05 0.04,-104.73 0.81,-108.21 397.18 80
6 12/29/2023 08:16:40 0.04,-104.73 -0.22,-103.69 119.79 80
7 12/30/2023 20:38:36 -0.04,-104.71 -1.00,-108.98 486.75 80
8 12/31/2023 20:22:31 -0.04,-104.72 0.04,-104.45 30.75 80
9 01/03/2024 08:25:34 0.05,-104.77 0.11,-105.19 47.20 80
10 01/04/2024 08:04:08 0.05,-104.78 -0.87,-100.65 470.19 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 12/22/2023
SNOs_Map_GOES-17_NOAA-21_20231222.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 12/22/2023 in txt file.

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