Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/20/2026
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/22/2026 08:45:28 -0.49,-104.68 -0.05,-106.67 227.18 80
2 09/23/2026 08:24:04 -0.52,-104.68 -1.08,-102.15 289.02 80
3 09/24/2026 20:48:42 0.48,-104.69 -0.15,-107.43 313.06 80
4 09/25/2026 20:27:18 0.50,-104.69 0.89,-102.90 203.57 80
5 09/27/2026 08:51:46 -0.46,-104.69 0.30,-108.16 394.60 80
6 09/28/2026 08:30:23 -0.49,-104.69 -0.74,-103.63 121.53 80
7 09/29/2026 20:54:59 0.44,-104.69 -0.53,-108.91 481.16 80
8 09/30/2026 20:33:36 0.47,-104.69 0.51,-104.38 35.01 80
9 10/03/2026 08:39:21 -0.45,-104.68 -0.35,-105.10 48.08 80
10 10/04/2026 08:17:57 -0.48,-104.68 -1.39,-100.58 467.36 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 9/20/2026
SNOs_Map_GOES-16_NPP_20260921.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 09/20/2026 in txt file.

Historical Predications of SNOs between GOES-16 and NPP