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: 2/9/2023
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 02/11/2023 14:53:21 70.31, -47.33 84.35 02/11/2023 14:54:32 70.27, -46.96 84.27 14.83 71
2 02/11/2023 15:44:00 -70.07, 120.36 95.93 02/11/2023 15:44:04 -70.05, 120.36 95.95 2.30 4
3 02/11/2023 16:34:44 69.95, -72.16 83.94 02/11/2023 16:33:31 69.94, -72.15 83.94 1.30 73
4 02/14/2023 07:10:08 70.11, 68.76 83.24 02/14/2023 07:11:00 70.11, 68.70 83.23 2.23 52
5 02/14/2023 08:00:50 -70.02,-123.79 96.88 02/14/2023 08:00:30 -70.00,-123.83 96.89 2.84 20
6 02/14/2023 08:51:18 69.06, 44.91 82.11 02/14/2023 08:50:11 69.12, 42.63 82.27 90.88 67
7 02/16/2023 23:26:59 70.08,-175.42 82.28 02/16/2023 23:27:26 70.07,-175.47 82.27 2.10 27
8 02/17/2023 00:17:41 -69.99, -7.96 97.83 02/17/2023 00:16:56 -69.96, -7.99 97.85 3.21 45
9 02/19/2023 14:53:10 -70.38, 132.59 98.34 02/19/2023 14:54:21 -70.32, 133.14 98.43 21.80 71
10 02/19/2023 15:43:50 70.07, -59.62 81.32 02/19/2023 15:43:51 70.04, -59.61 81.30 2.58 1
11 02/19/2023 16:34:31 -69.92, 107.92 98.85 02/19/2023 16:33:21 -69.94, 107.87 98.82 2.73 70
12 02/22/2023 07:09:56 -70.12,-111.22 99.58 02/22/2023 07:10:48 -70.14,-111.22 99.57 3.00 52
13 02/22/2023 08:00:40 70.02, 56.24 80.30 02/22/2023 08:00:15 70.03, 56.27 80.32 1.69 25

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/9/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230209.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 02/09/2023 in txt file.

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