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: 3/29/2023
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 03/31/2023 14:52:58 70.18, -47.17 65.94 03/31/2023 14:54:02 70.18, -47.09 65.93 2.97 64
2 03/31/2023 15:43:39 -70.04, 120.36 114.22 03/31/2023 15:43:32 -70.07, 120.38 114.20 2.94 7
3 03/31/2023 16:34:16 69.56, -71.61 65.26 03/31/2023 16:33:05 69.63, -72.58 65.38 38.47 71
4 04/03/2023 07:09:47 70.11, 68.72 64.83 04/03/2023 07:10:29 70.09, 68.66 64.81 3.01 42
5 04/03/2023 08:00:29 -70.02,-123.82 115.28 04/03/2023 07:59:58 -70.03,-123.78 115.27 2.41 31
6 04/05/2023 22:36:08 -70.94, 15.87 115.31 04/05/2023 22:37:16 -70.83, 18.00 115.49 78.52 68
7 04/05/2023 23:26:38 70.10,-175.49 63.80 04/05/2023 23:26:54 70.12,-175.41 63.81 3.54 16
8 04/06/2023 00:17:19 -69.95, -7.95 116.37 04/06/2023 00:16:25 -69.96, -8.01 116.37 2.33 54
9 04/08/2023 14:52:44 -70.16, 132.90 117.15 04/08/2023 14:53:53 -70.16, 132.90 117.15 0.59 69
10 04/08/2023 15:43:28 70.05, -59.63 62.74 04/08/2023 15:43:20 70.05, -59.62 62.73 0.91 8
11 04/08/2023 16:34:05 -69.69, 108.22 117.66 04/08/2023 16:32:53 -69.78, 107.64 117.55 24.41 72
12 04/11/2023 07:09:34 -70.12,-111.26 118.18 04/11/2023 07:10:18 -70.10,-111.29 118.21 2.46 44
13 04/11/2023 08:00:18 70.02, 56.20 61.71 04/11/2023 07:59:44 70.04, 56.26 61.72 3.08 34

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/29/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230329.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/29/2023 in txt file.

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