Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/28/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 10/30/2025 19:08:21 74.52,-119.43 88.64 10/30/2025 19:09:15 74.50,-119.42 88.61 1.74 54
2 10/30/2025 19:59:03 -74.43, 48.12 91.45 10/30/2025 19:58:36 -74.42, 48.05 91.46 2.59 27
3 11/02/2025 05:30:06 -74.51, -94.82 90.61 11/02/2025 05:30:37 -74.50, -94.83 90.62 0.72 31
4 11/02/2025 06:20:51 74.45, 72.64 89.35 11/02/2025 06:19:57 74.42, 72.66 89.33 3.07 54
5 11/04/2025 15:01:22 -75.21, 120.45 89.09 11/04/2025 15:02:27 -75.12, 123.63 89.30 90.90 65
6 11/04/2025 15:51:53 74.48, -70.20 90.13 11/04/2025 15:51:58 74.47, -70.27 90.12 2.33 5
7 11/04/2025 16:42:33 -74.29, 97.61 90.07 11/04/2025 16:41:20 -74.34, 97.07 90.00 16.73 73
8 11/07/2025 01:22:55 74.57, 146.81 90.94 11/07/2025 01:23:57 74.55, 146.85 90.91 2.27 62
9 11/07/2025 02:13:37 -74.48, -45.62 89.15 11/07/2025 02:13:18 -74.47, -45.68 89.16 2.09 19
10 11/09/2025 11:44:39 -74.52, 171.51 88.41 11/09/2025 11:45:18 -74.52, 171.39 88.42 3.49 39
11 11/09/2025 12:35:24 74.47, -21.04 91.55 11/09/2025 12:34:37 74.49, -21.01 91.57 2.53 47

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 10/28/2025
SNOs_Map_NOAA-20_TERRA_20251029.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 10/28/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA