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: 3/8/2023
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 03/10/2023 07:10:11 -70.09,-111.29 105.72 03/10/2023 07:10:43 -70.09,-111.32 105.73 1.13 32
2 03/10/2023 08:00:55 69.98, 56.19 74.15 03/10/2023 08:00:10 69.99, 56.18 74.17 1.35 45
3 03/12/2023 22:36:24 70.31,-163.17 73.47 03/12/2023 22:37:36 70.24,-162.85 73.37 14.42 72
4 03/12/2023 23:27:03 -70.06, 4.53 106.82 03/12/2023 23:27:07 -70.07, 4.54 106.81 1.40 4
5 03/13/2023 00:17:47 69.95, 172.01 73.06 03/13/2023 00:16:34 69.96, 172.04 73.08 2.14 73
6 03/15/2023 14:53:14 70.14, -47.14 72.23 03/15/2023 14:54:01 70.16, -47.07 72.23 3.33 47
7 03/15/2023 15:43:56 -70.04, 120.33 107.89 03/15/2023 15:43:31 -70.04, 120.40 107.89 2.79 25
8 03/18/2023 06:19:38 -71.03,-100.11 107.89 03/18/2023 06:20:44 -70.95, -97.64 108.07 89.90 66
9 03/18/2023 07:10:06 70.09, 68.71 71.11 03/18/2023 07:10:25 70.07, 68.71 71.09 2.28 19
10 03/18/2023 08:00:47 -69.94,-123.74 109.07 03/18/2023 07:59:55 -69.96,-123.82 109.04 3.58 52
11 03/20/2023 22:36:14 -70.16, 17.07 109.87 03/20/2023 22:37:20 -70.15, 17.08 109.89 1.28 66
12 03/20/2023 23:26:58 70.06,-175.47 70.02 03/20/2023 23:26:47 70.03,-175.44 69.99 3.29 11
13 03/21/2023 00:17:33 -69.59, -7.45 110.50 03/21/2023 00:16:22 -69.65, -8.34 110.40 34.94 71

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/8/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230308.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/08/2023 in txt file.

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