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: 12/21/2022
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 12/22/2022 22:36:53 70.49,-163.31 93.85 12/22/2022 22:38:04 70.37,-162.61 93.72 28.79 71
2 12/22/2022 23:27:29 -70.08, 4.64 86.57 12/22/2022 23:27:37 -70.09, 4.62 86.56 1.46 8
3 12/23/2022 00:18:13 69.96, 172.12 93.31 12/23/2022 00:17:04 69.99, 172.11 93.34 2.94 69
4 12/25/2022 14:53:42 70.14, -47.02 93.46 12/25/2022 14:54:34 70.14, -47.06 93.45 1.45 52
5 12/25/2022 15:44:24 -70.05, 120.44 86.64 12/25/2022 15:44:04 -70.03, 120.42 86.66 2.55 20
6 12/25/2022 16:34:52 69.09, -70.85 92.37 12/25/2022 16:33:45 69.15, -73.13 92.48 90.61 67
7 12/28/2022 07:10:37 70.13, 68.77 93.34 12/28/2022 07:11:00 70.11, 68.79 93.32 1.80 23
8 12/28/2022 08:01:18 -69.98,-123.69 86.82 12/28/2022 08:00:30 -70.00,-123.73 86.79 2.91 48
9 12/30/2022 22:36:47 -70.17, 17.15 86.77 12/30/2022 22:37:59 -70.18, 17.13 86.77 0.80 72
10 12/30/2022 23:27:31 70.06,-175.37 93.12 12/30/2022 23:27:26 70.06,-175.39 93.12 0.75 5
11 12/31/2022 00:18:09 -69.81, -7.67 87.15 12/31/2022 00:16:57 -69.85, -8.05 87.10 15.17 72
12 01/02/2023 14:53:40 -70.12, 133.00 87.04 01/02/2023 14:54:24 -70.11, 132.93 87.05 3.11 44
13 01/02/2023 15:44:24 70.01, -59.52 92.85 01/02/2023 15:43:51 69.99, -59.59 92.84 3.65 33

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/21/2022
SNOs_Map_NOAA-21_LANDSAT-8_20221221.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 12/21/2022 in txt file.

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