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: 6/10/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 06/11/2025 09:19:57 0.11, 61.33 -0.07, 60.66 77.51 80
2 06/12/2025 09:03:52 0.10, 61.33 0.93, 65.19 439.79 80
3 06/13/2025 21:23:02 -0.13, 61.37 0.21, 59.91 165.91 80
4 06/14/2025 21:06:57 -0.11, 61.36 -0.80, 64.45 351.11 80
5 06/16/2025 09:26:14 0.14, 61.32 -0.34, 59.13 248.90 80
6 06/17/2025 09:10:10 0.13, 61.32 0.67, 63.67 268.04 80
7 06/18/2025 21:29:18 -0.16, 61.36 0.53, 58.40 338.15 80
8 06/19/2025 21:13:14 -0.15, 61.36 -0.48, 62.93 178.45 80
9 06/21/2025 09:32:31 0.18, 61.32 -0.65, 57.62 422.56 80
10 06/22/2025 09:16:27 0.17, 61.33 0.36, 62.15 93.54 80
11 06/24/2025 21:16:50 -0.19, 61.40 -0.18, 61.42 2.89 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 6/10/2025
SNOs_Map_GOES-15_NOAA-20_20250611.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 06/10/2025 in txt file.

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