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: 10/3/2023
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 10/04/2023 07:59:20 70.01, 56.19 74.20 10/04/2023 08:00:20 70.00, 56.26 74.19 3.21 60
2 10/04/2023 08:50:01 -69.88,-136.29 105.92 10/04/2023 08:49:50 -69.88,-136.26 105.92 0.97 11
3 10/04/2023 09:40:35 69.22, 31.97 73.43 10/04/2023 09:39:26 69.28, 30.57 73.50 55.68 69
4 10/07/2023 00:16:13 69.97, 172.04 75.18 10/07/2023 00:16:49 69.94, 172.06 75.15 3.32 36
5 10/07/2023 01:06:54 -69.83, -20.43 104.95 10/07/2023 01:06:19 -69.83, -20.46 104.95 0.87 35
6 10/09/2023 15:42:32 -70.57, 119.57 103.20 10/09/2023 15:43:41 -70.49, 121.11 103.29 57.97 69
7 10/09/2023 16:33:05 69.88, -72.05 76.12 10/09/2023 16:33:17 69.89, -72.11 76.13 2.68 12
8 10/09/2023 17:23:47 -69.79, 95.40 103.97 10/09/2023 17:22:47 -69.78, 95.37 103.97 1.02 60
9 10/12/2023 07:59:14 -69.97,-123.72 102.80 10/12/2023 08:00:17 -69.98,-123.74 102.79 1.63 63
10 10/12/2023 08:49:58 69.86, 43.76 77.11 10/12/2023 08:49:44 69.86, 43.75 77.11 1.04 14
11 10/12/2023 09:40:32 -69.34,-148.17 103.41 10/12/2023 09:39:21 -69.37,-149.29 103.37 43.91 71
12 10/15/2023 00:16:06 -69.95, -7.92 101.82 10/15/2023 00:16:42 -69.97, -7.86 101.80 2.97 36
13 10/15/2023 01:06:49 69.79, 159.63 78.04 10/15/2023 01:06:10 69.80, 159.55 78.04 3.01 39

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/3/2023
SNOs_Map_NOAA-21_LANDSAT-8_20231003.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 10/03/2023 in txt file.

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