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: 1/8/2023
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 01/10/2023 14:53:41 70.15, -47.07 92.06 01/10/2023 14:54:38 70.15, -47.09 92.05 0.65 57
2 01/10/2023 15:44:23 -70.06, 120.38 88.04 01/10/2023 15:44:08 -70.04, 120.39 88.07 2.64 15
3 01/10/2023 16:34:54 69.25, -71.13 91.12 01/10/2023 16:33:46 69.32, -72.95 91.25 71.73 68
4 01/13/2023 07:10:35 70.12, 68.73 91.61 01/13/2023 07:11:06 70.11, 68.74 91.59 1.48 31
5 01/13/2023 08:01:16 -69.98,-123.73 88.55 01/13/2023 08:00:36 -70.00,-123.78 88.52 3.13 40
6 01/15/2023 22:36:50 -70.53, 16.55 88.43 01/15/2023 22:38:01 -70.43, 17.45 88.56 34.95 71
7 01/15/2023 23:27:27 70.05,-175.39 91.07 01/15/2023 23:27:33 70.05,-175.47 91.07 2.77 6
8 01/16/2023 00:18:09 -69.96, -7.94 89.04 01/16/2023 00:17:03 -69.94, -7.98 89.05 2.52 66
9 01/18/2023 14:53:37 -70.15, 132.92 89.34 01/18/2023 14:54:33 -70.13, 132.89 89.37 2.46 56
10 01/18/2023 15:44:21 70.04, -59.61 90.54 01/18/2023 15:44:00 70.01, -59.63 90.52 3.34 21
11 01/18/2023 16:34:50 -69.26, 108.85 90.29 01/18/2023 16:33:41 -69.30, 107.04 90.17 71.33 69
12 01/21/2023 07:10:30 -70.09,-111.23 89.97 01/21/2023 07:11:00 -70.07,-111.30 89.99 3.46 30
13 01/21/2023 08:01:14 69.99, 56.24 89.92 01/21/2023 08:00:26 70.01, 56.26 89.95 2.41 48

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/8/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230108.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/08/2023 in txt file.

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