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: 7/19/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/19/2025 20:37:00 0.01,-104.73 0.00,-107.46 303.28 0
2 07/20/2025 20:19:25 0.01,-104.73 0.43,-102.79 220.40 80
3 07/22/2025 08:41:13 -0.01,-104.71 0.73,-108.06 381.60 80
4 07/23/2025 08:19:49 -0.01,-104.71 -0.29,-103.53 134.88 80
5 07/24/2025 20:41:45 0.01,-104.72 -0.90,-108.83 467.38 80
6 07/25/2025 20:25:41 0.01,-104.73 0.12,-104.29 49.60 80
7 07/28/2025 08:28:44 -0.01,-104.72 0.07,-105.02 33.99 80
8 07/29/2025 08:07:19 -0.00,-104.73 -0.96,-100.49 483.26 80
9 07/30/2025 20:29:15 0.00,-104.75 -0.24,-105.78 118.28 80
10 07/31/2025 20:13:11 0.00,-104.75 0.79,-101.25 399.07 80
11 08/02/2025 08:34:58 -0.01,-104.75 0.41,-106.51 201.48 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 7/19/2025
SNOs_Map_GOES-16_NPP_20250720.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 07/19/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP