Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/7/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 03/08/2025 09:03:24 -0.09, 61.36 0.81, 65.23 441.45 80
2 03/09/2025 21:25:10 0.09, 61.26 0.36, 59.96 147.77 80
3 03/10/2025 21:03:44 0.09, 61.26 -0.61, 64.51 369.44 80
4 03/12/2025 09:28:18 -0.10, 61.35 -0.60, 59.22 243.87 80
5 03/13/2025 09:06:53 -0.10, 61.35 0.43, 63.75 273.38 80
6 03/14/2025 21:28:39 0.10, 61.25 0.72, 58.48 315.76 80
7 03/15/2025 21:09:54 0.10, 61.25 -0.31, 63.01 201.38 80
8 03/17/2025 09:34:28 -0.10, 61.34 -0.89, 57.72 412.31 80
9 03/18/2025 09:13:01 -0.10, 61.35 0.09, 62.27 104.45 80
10 03/19/2025 21:34:48 0.10, 61.26 1.05, 57.00 485.74 80
11 03/20/2025 21:18:41 0.11, 61.27 0.06, 61.54 30.78 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 3/7/2025
SNOs_Map_GOES-15_NOAA-20_20250308.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 03/07/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20