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: 11/14/2023
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 11/15/2023 23:26:11 70.47,-176.23 88.98 11/15/2023 23:27:21 70.34,-175.02 88.85 47.20 70
2 11/16/2023 00:16:44 -69.90, -8.03 91.60 11/16/2023 00:16:57 -69.90, -8.02 91.60 0.55 13
3 11/16/2023 01:07:28 69.79, 159.45 88.30 11/16/2023 01:06:24 69.80, 159.49 88.32 2.20 64
4 11/18/2023 15:43:00 70.00, -59.74 89.16 11/18/2023 15:43:58 69.98, -59.67 89.14 3.40 58
5 11/18/2023 16:33:41 -69.85, 107.81 90.99 11/18/2023 16:33:28 -69.87, 107.81 90.97 2.84 13
6 11/18/2023 17:24:14 69.15, -83.88 88.32 11/18/2023 17:23:05 69.21, -85.43 88.38 61.73 69
7 11/21/2023 07:59:56 69.91, 56.16 89.68 11/21/2023 08:00:29 69.92, 56.12 89.69 1.83 33
8 11/21/2023 08:50:38 -69.81,-136.37 90.42 11/21/2023 08:49:59 -69.81,-136.39 90.42 1.23 39
9 11/23/2023 23:26:16 -70.35, 3.93 89.31 11/23/2023 23:27:27 -70.26, 4.85 89.41 35.58 71
10 11/24/2023 00:16:53 69.88, 171.96 90.22 11/24/2023 00:16:59 69.88, 171.94 90.22 0.88 6
11 11/24/2023 01:07:35 -69.77, -20.56 89.88 11/24/2023 01:06:29 -69.77, -20.57 89.88 0.25 66
12 11/26/2023 15:43:05 -69.96, 120.29 89.18 11/26/2023 15:44:00 -69.98, 120.32 89.17 1.89 55
13 11/26/2023 16:33:49 69.86, -72.25 90.73 11/26/2023 16:33:27 69.86, -72.20 90.73 1.94 22

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 11/14/2023
SNOs_Map_NOAA-21_LANDSAT-8_20231114.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 11/14/2023 in txt file.

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