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: 4/2/2026
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/03/2026 07:24:15 0.60, -89.50 0.19, -87.63 213.61 80
2 04/04/2026 19:43:37 -0.55, -89.48 -1.34, -92.95 395.01 80
3 04/05/2026 19:27:34 -0.58, -89.49 -0.36, -88.41 121.64 80
4 04/07/2026 07:46:47 0.53, -89.51 1.46, -93.71 477.63 80
5 04/08/2026 07:30:45 0.56, -89.52 0.48, -89.17 39.09 80
6 04/10/2026 19:31:24 -0.54, -89.50 -0.65, -89.96 52.25 80
7 04/11/2026 19:15:21 -0.57, -89.51 0.34, -85.43 464.99 80
8 04/13/2026 07:34:34 0.51, -89.55 0.80, -90.71 133.37 80
9 04/14/2026 07:18:31 0.54, -89.55 -0.19, -86.18 384.13 80
10 04/15/2026 19:37:53 -0.48, -89.54 -0.90, -91.51 223.82 80
11 04/16/2026 19:21:51 -0.51, -89.55 0.09, -86.98 293.84 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/2/2026
SNOs_Map_GOES-17_NPP_20260403.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/02/2026 in txt file.

Historical Predications of SNOs between GOES-17 and NPP