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: 7/21/2026
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 07/22/2026 09:16:41 1.21, 63.24 1.25, 63.36 14.30 80
2 07/24/2026 21:17:09 -1.25, 63.21 -1.10, 62.61 67.93 80
3 07/25/2026 21:01:06 -1.22, 63.21 -2.08, 67.15 448.90 80
4 07/27/2026 09:20:26 1.29, 63.22 0.95, 61.83 159.23 80
5 07/28/2026 09:04:24 1.26, 63.21 1.98, 66.35 358.15 80
6 07/29/2026 21:23:35 -1.33, 63.19 -0.87, 61.07 240.84 80
7 07/30/2026 21:07:31 -1.30, 63.19 -1.84, 65.61 275.69 80
8 08/01/2026 09:26:52 1.36, 63.22 0.72, 60.29 333.88 80
9 08/02/2026 09:10:48 1.33, 63.22 1.70, 64.82 183.18 80
10 08/03/2026 21:29:59 -1.38, 63.18 -0.58, 59.54 414.55 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 7/21/2026
SNOs_Map_GOES-15_NOAA-20_20260722.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 07/21/2026 in txt file.

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