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: 8/26/2025
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 08/28/2025 17:07:44 74.15, -88.45 64.99 08/28/2025 17:07:59 74.18, -88.45 65.01 3.22 15
2 08/28/2025 17:58:27 -74.10, 79.01 115.07 08/28/2025 17:57:21 -74.11, 79.05 115.04 2.06 66
3 08/31/2025 03:29:23 -74.15, -63.87 114.16 08/31/2025 03:29:37 -74.18, -63.92 114.14 2.83 14
4 08/31/2025 04:20:07 74.07, 103.64 65.77 08/31/2025 04:18:56 74.09, 103.58 65.81 3.01 71
5 09/02/2025 13:51:04 74.19, -39.37 66.76 09/02/2025 13:51:11 74.19, -39.33 66.75 1.29 7
6 09/02/2025 14:41:47 -74.13, 128.11 113.31 09/02/2025 14:40:33 -74.13, 128.20 113.29 2.98 74
7 09/04/2025 23:22:11 74.80, 176.29 68.32 09/04/2025 23:23:18 74.68, 178.69 68.05 71.37 67
8 09/05/2025 00:12:43 -74.19, -14.79 112.36 09/05/2025 00:12:48 -74.21, -14.73 112.35 2.88 5
9 09/05/2025 01:03:22 73.88, 153.31 67.30 09/05/2025 01:02:11 73.91, 152.27 67.41 32.10 71
10 09/07/2025 09:43:48 -74.70,-158.85 110.91 09/07/2025 09:44:57 -74.59,-156.98 111.14 56.51 69
11 09/07/2025 10:34:23 74.20, 9.79 68.54 09/07/2025 10:34:22 74.18, 9.75 68.52 2.58 1
12 09/07/2025 11:25:00 -73.83, 178.01 111.86 09/07/2025 11:23:49 -73.87, 176.75 111.73 39.38 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 8/26/2025
SNOs_Map_NOAA-20_TERRA_20250827.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 08/26/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA