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: 7/6/2023
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 07/08/2023 07:09:11 70.34, 68.36 47.86 07/08/2023 07:10:23 70.22, 68.96 47.71 26.15 72
2 07/08/2023 07:59:48 -69.98,-123.77 132.52 07/08/2023 07:59:55 -70.00,-123.73 132.51 2.45 7
3 07/08/2023 08:50:32 69.87, 43.70 47.38 07/08/2023 08:49:23 69.84, 43.70 47.35 3.45 69
4 07/10/2023 23:25:59 70.06,-175.43 47.89 07/10/2023 23:26:56 70.06,-175.40 47.88 1.33 57
5 07/11/2023 00:16:41 -69.96, -7.97 132.21 07/11/2023 00:16:26 -69.95, -7.92 132.23 2.49 15
6 07/11/2023 01:07:12 69.17, 160.50 46.96 07/11/2023 01:06:04 69.24, 158.76 47.11 69.21 68
7 07/13/2023 15:42:51 70.00, -59.56 48.20 07/13/2023 15:43:27 69.98, -59.62 48.18 2.82 36
8 07/13/2023 16:33:33 -69.90, 107.91 131.91 07/13/2023 16:32:57 -69.88, 107.87 131.92 2.73 36
9 07/16/2023 07:09:12 -70.72,-112.23 130.63 07/16/2023 07:10:20 -70.60,-110.48 130.83 65.62 68
10 07/16/2023 07:59:44 69.99, 56.23 48.61 07/16/2023 07:59:56 70.00, 56.29 48.61 2.34 12
11 07/16/2023 08:50:26 -69.89,-136.30 131.50 07/16/2023 08:49:26 -69.90,-136.23 131.49 2.95 60
12 07/18/2023 23:25:51 -70.03, 4.63 130.90 07/18/2023 23:26:58 -70.05, 4.60 130.89 2.24 67
13 07/19/2023 00:16:35 69.94, 172.08 49.01 07/19/2023 00:16:25 69.94, 172.09 49.01 0.18 10
14 07/19/2023 01:07:11 -69.51, -19.98 131.43 07/19/2023 01:05:59 -69.62, -20.72 131.29 31.19 72

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/6/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230706.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 07/06/2023 in txt file.

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