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: 9/28/2023
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 09/29/2023 00:16:15 -69.96, -7.95 107.92 09/29/2023 00:16:52 -69.95, -7.93 107.93 1.12 37
2 09/29/2023 01:06:59 69.83, 159.55 71.97 09/29/2023 01:06:19 69.85, 159.57 71.99 2.07 40
3 10/01/2023 15:42:35 70.49, -60.32 73.66 10/01/2023 15:43:45 70.36, -59.10 73.51 47.76 70
4 10/01/2023 16:33:08 -69.93, 107.86 106.90 10/01/2023 16:33:21 -69.92, 107.90 106.92 2.18 13
5 10/01/2023 17:23:52 69.81, -84.65 72.99 10/01/2023 17:22:48 69.81, -84.60 72.99 1.95 64
6 10/04/2023 07:59:20 70.00, 56.21 74.20 10/04/2023 08:00:20 70.01, 56.29 74.20 3.06 60
7 10/04/2023 08:50:01 -69.86,-136.26 105.94 10/04/2023 08:49:51 -69.85,-136.31 105.96 2.46 10
8 10/04/2023 09:40:36 69.27, 31.91 73.48 10/04/2023 09:39:26 69.30, 30.59 73.52 52.09 70
9 10/07/2023 00:16:13 69.95, 172.06 75.17 10/07/2023 00:16:49 69.96, 172.09 75.17 1.36 36
10 10/07/2023 01:06:55 -69.86, -20.49 104.91 10/07/2023 01:06:19 -69.85, -20.42 104.92 2.84 36
11 10/09/2023 15:42:33 -70.60, 119.52 103.17 10/09/2023 15:43:42 -70.47, 121.08 103.31 59.66 69
12 10/09/2023 16:33:06 69.91, -72.11 76.15 10/09/2023 16:33:17 69.92, -72.07 76.15 1.43 11
13 10/09/2023 17:23:48 -69.82, 95.35 103.94 10/09/2023 17:22:47 -69.81, 95.42 103.94 2.58 61

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/28/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230928.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/28/2023 in txt file.

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