Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/27/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 08/28/2023 00:16:09 -69.98, -7.92 119.94 08/28/2023 00:16:44 -69.99, -7.86 119.94 2.31 35
2 08/28/2023 01:06:53 69.86, 159.58 59.95 08/28/2023 01:06:12 69.83, 159.56 59.93 2.52 41
3 08/30/2023 15:42:28 70.35, -60.04 61.38 08/30/2023 15:43:39 70.26, -59.22 61.27 31.78 71
4 08/30/2023 16:33:04 -69.95, 107.90 119.03 08/30/2023 16:33:13 -69.93, 107.94 119.05 2.16 9
5 08/30/2023 17:23:48 69.82, -84.61 60.86 08/30/2023 17:22:40 69.83, -84.56 60.87 1.78 68
6 09/02/2023 07:59:18 70.00, 56.26 61.98 09/02/2023 08:00:12 70.01, 56.30 61.99 2.23 54
7 09/02/2023 08:49:59 -69.86,-136.22 118.15 09/02/2023 08:49:43 -69.85,-136.29 118.16 3.13 16
8 09/02/2023 09:40:30 69.05, 32.26 61.02 09/02/2023 09:39:22 69.08, 30.32 61.11 77.32 68
9 09/05/2023 00:16:14 69.98, 172.05 62.94 09/05/2023 00:16:41 69.96, 172.12 62.91 3.32 27
10 09/05/2023 01:06:55 -69.84, -20.42 117.20 09/05/2023 01:06:11 -69.86, -20.40 117.18 1.94 44
11 09/07/2023 15:42:29 -70.24, 120.11 115.82 09/07/2023 15:43:40 -70.16, 120.65 115.92 22.19 71
12 09/07/2023 16:33:09 69.91, -72.08 63.86 09/07/2023 16:33:10 69.89, -72.10 63.83 3.25 1
13 09/07/2023 17:23:50 -69.77, 95.45 116.28 09/07/2023 17:22:40 -69.78, 95.39 116.26 2.44 70

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/27/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230827.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 08/27/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-8