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: 4/28/2025
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 04/28/2025 07:34:10 -70.06,-117.57 124.27 04/28/2025 07:34:55 -70.06,-117.56 124.28 0.38 45
2 04/28/2025 08:24:54 69.95, 49.91 55.60 04/28/2025 08:24:22 69.97, 49.94 55.62 2.21 32
3 04/30/2025 23:00:37 70.74,-170.20 55.62 04/30/2025 23:01:46 70.63,-168.49 55.47 63.83 69
4 04/30/2025 23:51:07 -70.01, -1.72 125.15 04/30/2025 23:51:25 -70.03, -1.74 125.14 2.15 18
5 05/01/2025 00:41:51 69.90, 165.75 54.73 05/01/2025 00:40:52 69.92, 165.76 54.75 2.73 59
6 05/03/2025 15:17:23 70.12, -53.45 54.18 05/03/2025 15:18:24 70.11, -53.38 54.16 2.96 61
7 05/03/2025 16:08:05 -70.02, 114.03 125.94 05/03/2025 16:07:54 -70.00, 114.10 125.96 3.09 11
8 05/03/2025 16:58:39 69.38, -77.73 53.40 05/03/2025 16:57:29 69.46, -79.01 53.50 50.60 70
9 05/06/2025 07:34:19 70.04, 62.44 53.33 05/06/2025 07:34:53 70.05, 62.41 53.34 1.57 34
10 05/06/2025 08:25:01 -69.93,-130.08 126.80 05/06/2025 08:24:23 -69.94,-130.11 126.78 1.98 38
11 05/08/2025 23:00:38 -70.48, 10.21 126.94 05/08/2025 23:01:49 -70.33, 11.05 127.11 35.39 71
12 05/08/2025 23:51:15 70.02, 178.23 52.58 05/08/2025 23:51:20 70.00, 178.22 52.56 2.30 5
13 05/09/2025 00:41:57 -69.90, -14.27 127.56 05/09/2025 00:40:50 -69.90, -14.29 127.56 1.20 67
14 05/11/2025 15:17:28 -70.10, 126.57 128.03 05/11/2025 15:18:20 -70.08, 126.57 128.05 1.67 52
15 05/11/2025 16:08:11 69.96, -65.91 51.82 05/11/2025 16:07:47 69.97, -65.94 51.83 1.78 24

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/28/2025
SNOs_Map_NOAA-20_LANDSAT-8_20250428.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/28/2025 in txt file.

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