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: 3/17/2023
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 03/18/2023 07:10:06 70.09, 68.70 71.11 03/18/2023 07:10:41 70.09, 68.66 71.10 1.75 35
2 03/18/2023 08:00:48 -70.00,-123.84 109.00 03/18/2023 08:00:10 -70.03,-123.79 108.97 3.08 38
3 03/20/2023 22:36:24 -70.69, 16.23 109.31 03/20/2023 22:37:34 -70.55, 17.57 109.51 51.79 70
4 03/20/2023 23:26:58 70.05,-175.46 70.01 03/20/2023 23:27:08 70.06,-175.49 70.01 1.40 10
5 03/21/2023 00:17:40 -69.96, -8.01 110.11 03/21/2023 00:16:38 -69.95, -8.02 110.11 1.72 62
6 03/23/2023 14:53:05 -70.14, 132.88 110.96 03/23/2023 14:54:06 -70.16, 132.89 110.95 2.51 61
7 03/23/2023 15:43:49 70.03, -59.65 68.92 03/23/2023 15:43:33 70.05, -59.62 68.94 2.45 16
8 03/23/2023 16:34:21 -69.41, 108.59 111.75 03/23/2023 16:33:11 -69.50, 107.25 111.60 53.00 70
9 03/26/2023 07:09:57 -70.12,-111.32 112.03 03/26/2023 07:10:32 -70.11,-111.29 112.05 1.75 35
10 03/26/2023 08:00:41 70.02, 56.15 67.85 03/26/2023 07:59:59 70.00, 56.19 67.83 2.99 42
11 03/28/2023 22:36:12 70.49,-163.43 67.31 03/28/2023 22:37:23 70.40,-162.61 67.19 31.83 71
12 03/28/2023 23:26:48 -70.07, 4.54 113.14 03/28/2023 23:26:57 -70.08, 4.55 113.14 1.06 9
13 03/29/2023 00:17:32 69.97, 172.00 66.74 03/29/2023 00:16:24 69.96, 172.03 66.74 1.60 68

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/17/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230317.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/17/2023 in txt file.

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