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: 11/1/2025
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 11/02/2025 05:30:05 -74.50, -94.81 90.61 11/02/2025 05:30:36 -74.51, -94.82 90.61 0.89 31
2 11/02/2025 06:20:50 74.44, 72.67 89.34 11/02/2025 06:19:56 74.43, 72.69 89.34 0.67 54
3 11/04/2025 15:01:21 -75.20, 120.48 89.10 11/04/2025 15:02:26 -75.13, 123.64 89.30 90.52 65
4 11/04/2025 15:51:52 74.47, -70.17 90.11 11/04/2025 15:51:57 74.49, -70.25 90.13 3.23 5
5 11/04/2025 16:42:32 -74.28, 97.63 90.08 11/04/2025 16:41:19 -74.34, 97.09 89.99 17.57 73
6 11/07/2025 01:22:55 74.55, 146.85 90.93 11/07/2025 01:23:57 74.57, 146.89 90.93 2.10 62
7 11/07/2025 02:13:37 -74.46, -45.59 89.17 11/07/2025 02:13:18 -74.48, -45.66 89.15 2.41 19
8 11/09/2025 11:44:40 -74.55, 171.42 88.38 11/09/2025 11:45:18 -74.54, 171.42 88.40 2.06 38
9 11/09/2025 12:35:24 74.45, -20.99 91.52 11/09/2025 12:34:38 74.46, -21.08 91.54 3.17 46
10 11/11/2025 22:06:27 74.54,-163.99 92.30 11/11/2025 22:06:37 74.54,-163.95 92.29 1.43 10
11 11/11/2025 22:57:09 -74.45, 3.57 87.80 11/11/2025 22:55:58 -74.45, 3.52 87.79 1.56 71
12 11/14/2025 07:37:29 74.60, 53.12 92.99 11/14/2025 07:38:36 74.60, 53.14 92.98 0.65 67
13 11/14/2025 08:28:11 -74.50,-139.32 87.11 11/14/2025 08:27:57 -74.51,-139.40 87.10 2.57 14

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 11/1/2025
SNOs_Map_NOAA-20_TERRA_20251102.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 11/01/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA