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: 9/9/2023
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 09/10/2023 07:59:20 -70.02,-123.78 115.05 09/10/2023 08:00:15 -70.01,-123.71 115.06 2.75 55
2 09/10/2023 08:50:04 69.89, 43.72 64.84 09/10/2023 08:49:42 69.91, 43.79 64.86 3.66 22
3 09/10/2023 09:40:32 -69.07,-147.78 116.00 09/10/2023 09:39:24 -69.14,-149.61 115.89 73.17 68
4 09/13/2023 00:16:15 -69.97, -7.94 114.09 09/13/2023 00:16:47 -69.95, -7.92 114.11 2.28 32
5 09/13/2023 01:06:59 69.84, 159.56 65.80 09/13/2023 01:06:14 69.84, 159.57 65.80 0.66 45
6 09/15/2023 15:42:34 70.32, -60.04 67.30 09/15/2023 15:43:45 70.18, -59.35 67.13 30.72 71
7 09/15/2023 16:33:10 -69.92, 107.89 113.11 09/15/2023 16:33:18 -69.91, 107.90 113.12 1.72 8
8 09/15/2023 17:23:53 69.80, -84.62 66.78 09/15/2023 17:22:44 69.80, -84.60 66.79 0.60 69
9 09/18/2023 07:59:22 69.98, 56.26 67.97 09/18/2023 08:00:17 70.00, 56.28 67.99 3.00 55
10 09/18/2023 08:50:04 -69.89,-136.30 112.11 09/18/2023 08:49:47 -69.90,-136.23 112.10 2.65 17
11 09/18/2023 09:40:34 69.03, 32.26 67.02 09/18/2023 09:39:26 69.12, 30.37 67.15 75.69 68
12 09/21/2023 00:16:17 69.96, 172.05 68.98 09/21/2023 00:16:47 69.96, 172.11 68.99 2.18 30
13 09/21/2023 01:06:58 -69.81, -20.41 111.15 09/21/2023 01:06:18 -69.81, -20.48 111.16 2.53 40

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/9/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230909.jpg

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

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