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: 2/18/2025
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 02/20/2025 15:17:41 -70.60, 125.72 98.63 02/20/2025 15:18:50 -70.51, 127.23 98.80 57.04 69
2 02/20/2025 16:08:15 69.95, -65.96 80.67 02/20/2025 16:08:25 69.97, -65.91 80.68 2.32 10
3 02/20/2025 16:58:56 -69.82, 101.56 99.49 02/20/2025 16:57:56 -69.80, 101.50 99.50 3.39 60
4 02/23/2025 07:34:24 -70.04,-117.62 100.21 02/23/2025 07:35:25 -70.05,-117.55 100.21 2.94 61
5 02/23/2025 08:25:08 69.91, 49.88 79.65 02/23/2025 08:24:53 69.88, 49.86 79.62 3.48 15
6 02/23/2025 09:15:41 -69.36,-141.99 100.95 02/23/2025 09:14:30 -69.39,-143.17 100.86 46.38 71
7 02/25/2025 23:51:16 -69.96, -1.72 101.29 02/25/2025 23:51:52 -69.98, -1.75 101.28 2.78 36
8 02/26/2025 00:42:01 69.89, 165.70 78.62 02/26/2025 00:41:19 69.87, 165.73 78.61 2.69 42
9 02/28/2025 15:17:32 70.34, -53.84 78.12 02/28/2025 15:18:43 70.24, -53.12 77.97 29.03 71
10 02/28/2025 16:08:08 -69.94, 114.09 102.32 02/28/2025 16:08:17 -69.92, 114.05 102.35 2.90 9
11 02/28/2025 16:58:52 69.82, -78.42 77.54 02/28/2025 16:57:44 69.80, -78.47 77.53 2.71 68
12 03/03/2025 07:34:19 70.02, 62.44 76.75 03/03/2025 07:35:11 70.02, 62.46 76.74 1.26 52
13 03/03/2025 08:25:01 -69.94,-130.12 103.36 03/03/2025 08:24:41 -69.92,-130.05 103.37 3.55 20
14 03/03/2025 09:15:29 68.96, 38.59 75.61 03/03/2025 09:14:22 69.03, 36.40 75.78 87.34 67

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/18/2025
SNOs_Map_NOAA-20_LANDSAT-8_20250218.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 02/18/2025 in txt file.

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