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: 5/20/2023
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/20/2023 08:28:27 0.00,-104.73 0.08,-104.97 27.99 80
2 05/21/2023 08:07:02 -0.00,-104.72 -0.98,-100.45 488.26 80
3 05/22/2023 20:28:57 0.00,-104.72 -0.21,-105.75 116.78 80
4 05/23/2023 20:12:52 0.01,-104.72 0.80,-101.22 399.64 80
5 05/25/2023 08:34:38 -0.02,-104.73 0.40,-106.48 200.62 80
6 05/26/2023 08:13:13 -0.01,-104.72 -0.61,-101.95 315.82 80
7 05/27/2023 20:35:08 0.00,-104.72 -0.56,-107.25 288.88 80
8 05/28/2023 20:19:03 -0.00,-104.72 0.45,-102.72 228.12 80
9 05/30/2023 08:40:49 -0.00,-104.74 0.75,-107.99 371.12 80
10 05/31/2023 08:19:23 -0.00,-104.74 -0.27,-103.46 145.42 80
11 06/01/2023 20:41:19 0.01,-104.73 -0.90,-108.76 460.27 80
12 06/02/2023 20:25:13 0.02,-104.73 0.12,-104.23 56.30 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 5/20/2023
SNOs_Map_GOES-17_NPP_20230520.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 05/20/2023 in txt file.

Historical Predications of SNOs between GOES-17 and NPP