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: 9/17/2023
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 09/18/2023 07:59:23 70.00, 56.22 67.99 09/18/2023 08:00:18 69.98, 56.24 67.97 2.65 55
2 09/18/2023 08:50:04 -69.87,-136.27 112.13 09/18/2023 08:49:48 -69.87,-136.28 112.14 0.94 16
3 09/18/2023 09:40:35 69.05, 32.22 67.05 09/18/2023 09:39:27 69.10, 30.33 67.13 75.18 68
4 09/21/2023 00:16:17 69.93, 172.10 68.95 09/21/2023 00:16:48 69.93, 172.06 68.95 1.59 31
5 09/21/2023 01:06:59 -69.85, -20.46 111.12 09/21/2023 01:06:18 -69.82, -20.46 111.15 2.85 41
6 09/23/2023 15:42:34 -70.40, 119.82 109.54 09/23/2023 15:43:44 -70.29, 120.81 109.67 39.03 70
7 09/23/2023 16:33:11 69.92, -72.12 69.98 09/23/2023 16:33:16 69.91, -72.09 69.97 1.25 5
8 09/23/2023 17:23:52 -69.78, 95.41 110.15 09/23/2023 17:22:46 -69.80, 95.39 110.13 2.55 66
9 09/26/2023 07:59:21 -69.98,-123.75 108.94 09/26/2023 08:00:18 -69.97,-123.77 108.95 1.40 57
10 09/26/2023 08:50:05 69.86, 43.74 70.96 09/26/2023 08:49:45 69.86, 43.72 70.96 0.74 20
11 09/26/2023 09:40:35 -69.14,-147.90 109.76 09/26/2023 09:39:26 -69.14,-149.60 109.74 67.30 69
12 09/29/2023 00:16:15 -69.93, -7.90 107.95 09/29/2023 00:16:46 -69.94, -7.92 107.94 1.57 31
13 09/29/2023 01:06:59 69.81, 159.58 71.95 09/29/2023 01:06:13 69.83, 159.57 71.97 1.44 46

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/17/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230917.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 09/17/2023 in txt file.

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