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: 3/22/2023
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 03/22/2023 08:04:46 0.00,-104.73 -0.95,-100.57 474.23 80
2 03/23/2023 20:26:41 -0.00,-104.75 -0.27,-105.86 127.35 80
3 03/24/2023 20:10:35 -0.00,-104.76 0.75,-101.33 390.35 80
4 03/26/2023 08:32:22 0.01,-104.76 0.41,-106.60 209.41 80
5 03/27/2023 08:10:56 0.01,-104.77 -0.62,-102.07 308.04 80
6 03/28/2023 20:32:50 -0.02,-104.78 -0.58,-107.37 293.89 80
7 03/29/2023 20:16:44 -0.02,-104.79 0.39,-102.82 223.86 80
8 03/31/2023 08:38:30 0.03,-104.80 0.77,-108.09 375.42 80
9 04/01/2023 08:17:05 0.03,-104.81 -0.27,-103.56 142.18 80
10 04/02/2023 20:38:59 -0.03,-104.82 -0.91,-108.86 459.85 80
11 04/03/2023 20:22:53 -0.03,-104.83 0.07,-104.32 58.16 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 3/22/2023
SNOs_Map_GOES-17_NOAA-21_20230322.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 03/22/2023 in txt file.

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