Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/15/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/16/2025 07:07:05 -0.23, -89.48 -0.97, -86.06 388.38 80
2 10/17/2025 19:31:45 0.21, -89.51 -0.20, -91.38 212.74 80
3 10/18/2025 19:10:24 0.23, -89.52 0.84, -86.87 303.21 80
4 10/20/2025 07:34:55 -0.20, -89.51 0.38, -92.14 299.93 80
5 10/21/2025 07:13:34 -0.21, -89.51 -0.66, -87.62 215.72 80
6 10/22/2025 19:38:13 0.18, -89.55 -0.56, -92.93 385.35 80
7 10/23/2025 19:16:50 0.20, -89.56 0.43, -88.40 130.86 80
8 10/25/2025 07:41:22 -0.16, -89.55 0.78, -93.68 471.18 80
9 10/26/2025 07:20:00 -0.19, -89.56 -0.27, -89.17 44.42 80
10 10/28/2025 19:25:58 0.17, -89.60 0.12, -89.96 41.00 80
11 10/29/2025 19:04:36 0.20, -89.61 1.12, -85.44 475.48 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/15/2025
SNOs_Map_GOES-17_NOAA-20_20251016.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 10/15/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-20