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: 1/14/2023
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 01/15/2023 22:36:50 -70.54, 16.54 88.42 01/15/2023 22:38:01 -70.41, 17.41 88.59 35.46 71
2 01/15/2023 23:27:27 70.05,-175.40 91.07 01/15/2023 23:27:32 70.08,-175.41 91.10 3.44 5
3 01/16/2023 00:18:09 -69.97, -7.95 89.03 01/16/2023 00:17:02 -69.97, -7.94 89.02 0.64 67
4 01/18/2023 14:53:36 -70.11, 132.97 89.38 01/18/2023 14:54:32 -70.13, 132.90 89.37 3.27 56
5 01/18/2023 15:44:21 70.05, -59.63 90.56 01/18/2023 15:43:59 70.02, -59.61 90.53 3.39 22
6 01/18/2023 16:34:49 -69.22, 108.90 90.32 01/18/2023 16:33:41 -69.25, 106.98 90.22 75.84 68
7 01/21/2023 07:10:30 -70.12,-111.28 89.93 01/21/2023 07:10:58 -70.10,-111.26 89.96 2.91 28
8 01/21/2023 08:01:14 70.01, 56.20 89.95 01/21/2023 08:00:25 69.98, 56.23 89.93 3.24 49
9 01/23/2023 22:36:42 70.24,-163.00 89.60 01/23/2023 22:37:53 70.19,-162.86 89.53 7.64 71
10 01/23/2023 23:27:23 -70.09, 4.54 90.57 01/23/2023 23:27:23 -70.08, 4.62 90.59 2.96 0
11 01/24/2023 00:18:04 69.82, 172.25 89.14 01/24/2023 00:16:52 69.86, 171.95 89.20 12.37 72
12 01/26/2023 14:53:32 70.12, -47.04 88.81 01/26/2023 14:54:17 70.14, -47.04 88.83 2.46 45
13 01/26/2023 15:44:14 -70.02, 120.43 91.30 01/26/2023 15:43:47 -70.03, 120.45 91.29 1.93 27

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/14/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230114.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/14/2023 in txt file.

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