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: 9/25/2023
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 09/26/2023 07:59:21 -70.01,-123.79 108.91 09/26/2023 08:00:21 -69.99,-123.76 108.93 2.38 60
2 09/26/2023 08:50:05 69.88, 43.71 70.98 09/26/2023 08:49:48 69.89, 43.75 70.99 1.63 17
3 09/26/2023 09:40:37 -69.27,-148.09 109.63 09/26/2023 09:39:26 -69.33,-149.37 109.55 50.87 71
4 09/29/2023 00:16:14 -69.92, -7.88 107.96 09/29/2023 00:16:52 -69.93, -7.96 107.95 3.20 38
5 09/29/2023 01:06:59 69.85, 159.53 71.99 09/29/2023 01:06:19 69.82, 159.54 71.97 2.35 40
6 10/01/2023 15:42:35 70.45, -60.26 73.62 10/01/2023 15:43:45 70.38, -59.07 73.53 45.34 70
7 10/01/2023 16:33:08 -69.89, 107.92 106.94 10/01/2023 16:33:22 -69.89, 107.86 106.95 2.37 14
8 10/01/2023 17:23:52 69.77, -84.59 72.95 10/01/2023 17:22:49 69.78, -84.64 72.96 1.99 63
9 10/04/2023 07:59:19 69.97, 56.26 74.16 10/04/2023 08:00:20 69.96, 56.22 74.15 2.06 61
10 10/04/2023 08:50:01 -69.88,-136.29 105.92 10/04/2023 08:49:50 -69.86,-136.30 105.95 3.14 11
11 10/04/2023 09:40:35 69.24, 31.95 73.45 10/04/2023 09:39:25 69.30, 30.60 73.52 53.87 70
12 10/07/2023 00:16:12 69.93, 172.10 75.15 10/07/2023 00:16:48 69.94, 172.08 75.16 1.49 36
13 10/07/2023 01:06:54 -69.84, -20.45 104.94 10/07/2023 01:06:18 -69.84, -20.43 104.94 0.61 36

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/25/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230925.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/25/2023 in txt file.

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