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: 10/21/2023
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 10/23/2023 00:16:12 69.98, 172.02 81.11 10/23/2023 00:16:53 69.97, 172.09 81.10 2.94 41
2 10/23/2023 01:06:53 -69.83, -20.45 99.03 10/23/2023 01:06:23 -69.86, -20.43 99.00 3.23 30
3 10/25/2023 15:42:39 -70.66, 119.38 97.29 10/25/2023 15:43:47 -70.59, 121.22 97.36 68.34 68
4 10/25/2023 16:33:11 69.92, -72.15 81.98 10/25/2023 16:33:24 69.93, -72.09 81.99 2.72 13
5 10/25/2023 17:23:52 -69.77, 95.39 98.16 10/25/2023 17:22:55 -69.77, 95.32 98.16 2.66 57
6 10/28/2023 07:59:26 -69.98,-123.80 97.07 10/28/2023 08:00:28 -69.96,-123.81 97.08 1.66 62
7 10/28/2023 08:50:10 69.87, 43.68 82.84 10/28/2023 08:49:55 69.85, 43.68 82.82 1.64 15
8 10/28/2023 09:40:43 -69.29,-148.17 97.73 10/28/2023 09:39:32 -69.36,-149.35 97.66 47.06 71
9 10/31/2023 00:16:24 -69.93, -7.98 96.22 10/31/2023 00:16:56 -69.96, -7.93 96.20 3.10 32
10 10/31/2023 01:07:08 69.83, 159.49 83.68 10/31/2023 01:06:23 69.84, 159.55 83.70 2.82 45
11 11/02/2023 15:42:43 70.11, -59.82 84.81 11/02/2023 15:43:54 70.06, -59.54 84.76 12.17 71
12 11/02/2023 16:33:23 -69.90, 107.82 95.40 11/02/2023 16:33:25 -69.91, 107.88 95.39 2.51 2
13 11/02/2023 17:24:06 69.74, -84.64 84.46 11/02/2023 17:22:53 69.73, -84.71 84.45 3.20 73

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 10/21/2023
SNOs_Map_NOAA-21_LANDSAT-8_20231021.jpg

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

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