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: 9/30/2023
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/30/2023 08:33:37 0.00,-104.71 0.43,-106.54 208.55 80
2 10/01/2023 08:12:12 0.00,-104.71 -0.62,-102.01 308.40 80
3 10/02/2023 20:34:05 -0.00,-104.70 -0.61,-107.30 297.47 80
4 10/03/2023 20:18:00 -0.00,-104.70 0.44,-102.77 219.73 80
5 10/05/2023 08:39:45 0.00,-104.73 0.76,-108.03 377.27 80
6 10/06/2023 08:18:19 0.00,-104.73 -0.30,-103.51 139.66 80
7 10/07/2023 20:40:13 0.00,-104.70 -0.92,-108.80 466.59 80
8 10/08/2023 20:24:06 0.00,-104.71 0.08,-104.26 50.84 80
9 10/11/2023 08:27:06 -0.00,-104.75 0.05,-104.99 27.94 80
10 10/12/2023 08:05:40 -0.00,-104.75 -0.95,-100.45 489.45 80
11 10/13/2023 20:27:33 0.00,-104.73 -0.24,-105.75 116.26 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 9/30/2023
SNOs_Map_GOES-17_NPP_20230930.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 09/30/2023 in txt file.

Historical Predications of SNOs between GOES-17 and NPP