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: 9/29/2023
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 10/01/2023 15:42:36 70.51, -60.35 73.67 10/01/2023 15:43:45 70.40, -59.04 73.55 50.08 69
2 10/01/2023 16:33:08 -69.90, 107.91 106.94 10/01/2023 16:33:22 -69.90, 107.88 106.94 1.34 14
3 10/01/2023 17:23:52 69.77, -84.59 72.95 10/01/2023 17:22:49 69.80, -84.62 72.98 2.63 63
4 10/04/2023 07:59:20 69.97, 56.27 74.16 10/04/2023 08:00:22 69.95, 56.19 74.13 3.68 62
5 10/04/2023 08:50:02 -69.88,-136.29 105.92 10/04/2023 08:49:51 -69.89,-136.25 105.91 1.85 11
6 10/04/2023 09:40:36 69.23, 31.96 73.44 10/04/2023 09:39:27 69.29, 30.57 73.50 55.18 69
7 10/07/2023 00:16:13 69.96, 172.04 75.18 10/07/2023 00:16:49 69.95, 172.09 75.17 1.98 36
8 10/07/2023 01:06:54 -69.82, -20.42 104.95 10/07/2023 01:06:19 -69.85, -20.43 104.93 2.91 35
9 10/09/2023 15:42:33 -70.60, 119.51 103.17 10/09/2023 15:43:42 -70.48, 121.08 103.30 60.12 69
10 10/09/2023 16:33:06 69.92, -72.11 76.16 10/09/2023 16:33:17 69.92, -72.06 76.16 2.00 11
11 10/09/2023 17:23:47 -69.77, 95.42 103.98 10/09/2023 17:22:48 -69.77, 95.35 103.99 2.95 59
12 10/12/2023 07:59:15 -69.99,-123.75 102.78 10/12/2023 08:00:18 -69.98,-123.75 102.79 1.20 63
13 10/12/2023 08:49:59 69.88, 43.72 77.13 10/12/2023 08:49:45 69.86, 43.74 77.11 2.52 14
14 10/12/2023 09:40:33 -69.36,-148.21 103.39 10/12/2023 09:39:22 -69.37,-149.29 103.37 42.57 71

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/29/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230929.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/29/2023 in txt file.

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