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: 3/23/2023
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 03/26/2023 07:09:57 -70.12,-111.32 112.03 03/26/2023 07:10:32 -70.12,-111.29 112.05 1.50 35
2 03/26/2023 08:00:41 70.01, 56.16 67.84 03/26/2023 07:59:59 70.01, 56.21 67.84 2.09 42
3 03/28/2023 22:36:13 70.53,-163.50 67.36 03/28/2023 22:37:23 70.42,-162.59 67.21 36.23 70
4 03/28/2023 23:26:48 -70.07, 4.53 113.14 03/28/2023 23:26:57 -70.09, 4.57 113.13 2.39 9
5 03/29/2023 00:17:32 69.96, 172.01 66.74 03/29/2023 00:16:24 69.98, 172.06 66.76 2.75 68
6 03/31/2023 14:52:57 70.13, -47.10 65.89 03/31/2023 14:53:52 70.13, -47.11 65.88 0.67 55
7 03/31/2023 15:43:39 -70.04, 120.37 114.23 03/31/2023 15:43:22 -70.02, 120.37 114.24 1.51 17
8 03/31/2023 16:34:09 69.19, -71.09 64.88 03/31/2023 16:33:01 69.25, -73.04 65.01 77.56 68
9 04/03/2023 07:09:47 70.11, 68.71 64.84 04/03/2023 07:10:14 70.13, 68.79 64.85 3.48 27
10 04/03/2023 08:00:28 -69.96,-123.74 115.34 04/03/2023 07:59:45 -69.97,-123.81 115.33 2.73 43
11 04/05/2023 22:35:57 -70.37, 16.79 115.91 04/05/2023 22:37:09 -70.27, 17.23 116.04 19.99 72
12 04/05/2023 23:26:37 70.06,-175.42 63.75 04/05/2023 23:26:38 70.04,-175.45 63.73 2.41 1
13 04/06/2023 00:17:19 -69.96, -7.95 116.37 04/06/2023 00:16:08 -69.93, -7.96 116.39 2.79 71

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/23/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230324.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 03/23/2023 in txt file.

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