Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/27/2025
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 08/28/2025 23:01:37 -70.05, 10.77 119.36 08/28/2025 23:02:36 -70.06, 10.78 119.36 1.69 59
2 08/28/2025 23:52:21 69.93, 178.24 60.54 08/28/2025 23:52:03 69.96, 178.29 60.56 3.25 18
3 08/29/2025 00:42:52 -69.26, -13.45 120.15 08/29/2025 00:41:42 -69.35, -14.91 120.01 58.18 70
4 08/31/2025 15:18:31 -70.03, 126.56 118.42 08/31/2025 15:19:08 -70.01, 126.59 118.45 2.85 37
5 08/31/2025 16:09:15 69.93, -65.97 61.49 08/31/2025 16:08:35 69.90, -65.92 61.46 3.17 40
6 09/03/2025 06:44:52 70.61, 74.13 63.14 09/03/2025 06:46:01 70.54, 75.59 63.03 54.87 69
7 09/03/2025 07:35:24 -69.98,-117.57 117.51 09/03/2025 07:35:39 -69.99,-117.56 117.50 1.65 15
8 09/03/2025 08:26:08 69.88, 49.89 62.40 09/03/2025 08:25:06 69.88, 49.93 62.42 1.73 62
9 09/05/2025 23:01:34 70.03,-169.20 63.53 09/05/2025 23:02:39 70.05,-169.23 63.54 2.55 65
10 09/05/2025 23:52:16 -69.93, -1.71 116.57 09/05/2025 23:52:09 -69.95, -1.74 116.55 2.93 7
11 09/06/2025 00:42:53 69.46, 166.28 62.96 09/06/2025 00:41:42 69.51, 165.29 63.04 38.98 71
12 09/08/2025 15:18:28 70.05, -53.44 64.54 09/08/2025 15:19:09 70.04, -53.36 64.53 2.81 41
13 09/08/2025 16:09:10 -69.94, 114.05 115.57 09/08/2025 16:08:39 -69.94, 114.13 115.56 2.99 31

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/27/2025
SNOs_Map_NOAA-20_LANDSAT-8_20250828.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 08/27/2025 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8