Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/10/2026
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 03/11/2026 07:24:38 0.68, -89.53 0.61, -89.15 42.48 80
2 03/13/2026 19:25:10 -0.68, -89.49 -0.77, -89.92 49.32 80
3 03/14/2026 19:09:04 -0.69, -89.48 0.21, -85.38 467.53 80
4 03/16/2026 07:28:12 0.67, -89.51 0.93, -90.65 129.26 80
5 03/17/2026 07:12:06 0.69, -89.51 -0.06, -86.11 387.77 80
6 03/18/2026 19:31:24 -0.66, -89.48 -1.07, -91.42 220.12 80
7 03/19/2026 19:15:18 -0.67, -89.48 -0.09, -86.88 297.23 80
8 03/21/2026 07:34:25 0.65, -89.52 1.22, -92.15 299.07 80
9 03/22/2026 07:18:20 0.66, -89.52 0.23, -87.60 218.13 80
10 03/23/2026 19:37:36 -0.63, -89.48 -1.40, -92.90 390.21 80
11 03/24/2026 19:21:31 -0.65, -89.48 -0.41, -88.36 127.10 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 3/10/2026
SNOs_Map_GOES-17_NOAA-21_20260311.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 03/10/2026 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-21