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: 5/25/2025
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 05/27/2025 15:17:38 -70.06, 126.60 131.42 05/27/2025 15:18:30 -70.05, 126.66 131.43 2.29 52
2 05/27/2025 16:08:21 69.91, -65.86 48.42 05/27/2025 16:07:58 69.90, -65.92 48.41 2.45 23
3 05/27/2025 16:58:48 -69.01, 102.76 132.52 05/27/2025 16:57:41 -69.07, 100.60 132.40 86.08 67
4 05/30/2025 07:34:34 -70.02,-117.57 131.87 05/30/2025 07:35:00 -70.02,-117.51 131.88 2.50 26
5 05/30/2025 08:25:17 69.87, 49.96 47.98 05/30/2025 08:24:28 69.86, 49.91 47.96 2.78 49
6 06/01/2025 23:00:47 70.10,-169.24 47.86 06/01/2025 23:01:59 70.07,-169.19 47.81 4.50 72
7 06/01/2025 23:51:28 -69.94, -1.68 132.32 06/01/2025 23:51:29 -69.96, -1.70 132.30 2.86 1
8 06/02/2025 00:42:10 69.74, 165.93 47.47 06/02/2025 00:40:57 69.80, 165.71 47.54 10.87 73
9 06/04/2025 15:17:42 70.02, -53.35 47.45 06/04/2025 15:18:28 70.05, -53.33 47.47 2.90 46
10 06/04/2025 16:08:24 -69.91, 114.14 132.67 06/04/2025 16:07:59 -69.89, 114.08 132.69 3.10 25
11 06/07/2025 06:44:10 -70.93,-106.34 131.87 06/07/2025 06:45:17 -70.83,-103.93 132.04 88.54 67
12 06/07/2025 07:34:38 70.00, 62.45 47.15 06/07/2025 07:34:57 70.01, 62.51 47.16 2.32 19
13 06/07/2025 08:25:20 -69.88,-130.06 132.97 06/07/2025 08:24:27 -69.91,-130.00 132.94 3.39 53

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/25/2025
SNOs_Map_NOAA-20_LANDSAT-8_20250526.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 05/25/2025 in txt file.

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