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: 10/29/2023
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 10/31/2023 00:16:25 -69.96, -8.02 96.20 10/31/2023 00:16:58 -69.95, -7.95 96.21 3.03 33
2 10/31/2023 01:07:08 69.79, 159.54 83.65 10/31/2023 01:06:26 69.79, 159.47 83.64 2.91 42
3 11/02/2023 15:42:44 70.19, -59.94 84.88 11/02/2023 15:43:55 70.09, -59.51 84.78 19.76 71
4 11/02/2023 16:33:22 -69.88, 107.85 95.42 11/02/2023 16:33:27 -69.87, 107.82 95.43 1.58 5
5 11/02/2023 17:24:06 69.77, -84.67 84.48 11/02/2023 17:22:54 69.76, -84.69 84.47 0.94 72
6 11/05/2023 07:59:39 69.96, 56.16 85.49 11/05/2023 08:00:25 69.97, 56.21 85.49 1.76 46
7 11/05/2023 08:50:21 -69.86,-136.37 94.61 11/05/2023 08:49:55 -69.86,-136.31 94.61 2.42 26
8 11/07/2023 23:26:07 -70.75, 3.37 92.94 11/07/2023 23:27:15 -70.63, 5.42 93.05 76.31 68
9 11/08/2023 00:16:37 69.91, 172.00 86.23 11/08/2023 00:16:53 69.92, 172.02 86.24 1.46 16
10 11/08/2023 01:07:19 -69.80, -20.53 93.87 11/08/2023 01:06:23 -69.82, -20.48 93.86 2.22 56
11 11/10/2023 15:42:51 -69.96, 120.36 92.96 11/10/2023 15:43:54 -69.95, 120.31 92.98 2.60 63
12 11/10/2023 16:33:35 69.86, -72.18 86.95 11/10/2023 16:33:20 69.88, -72.13 86.97 2.92 15
13 11/10/2023 17:24:08 -69.28, 95.99 93.63 11/10/2023 17:22:58 -69.34, 94.77 93.57 48.63 70

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/29/2023
SNOs_Map_NOAA-21_LANDSAT-8_20231029.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 10/29/2023 in txt file.

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