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: 1/7/2023
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 01/07/2023 22:36:54 70.57,-163.49 92.86 01/07/2023 22:38:04 70.47,-162.50 92.74 38.33 70
2 01/07/2023 23:27:29 -70.11, 4.54 87.62 01/07/2023 23:27:39 -70.09, 4.58 87.65 2.85 10
3 01/08/2023 00:18:13 69.99, 172.03 92.26 01/08/2023 00:17:06 69.98, 172.07 92.25 2.01 67
4 01/10/2023 14:53:41 70.16, -47.09 92.07 01/10/2023 14:54:38 70.14, -47.11 92.04 2.85 57
5 01/10/2023 15:44:22 -70.02, 120.44 88.08 01/10/2023 15:44:08 -70.03, 120.37 88.07 2.68 14
6 01/10/2023 16:34:54 69.27, -71.15 91.13 01/10/2023 16:33:46 69.31, -72.96 91.24 71.28 68
7 01/13/2023 07:10:34 70.08, 68.79 91.57 01/13/2023 07:11:06 70.10, 68.73 91.59 3.38 32
8 01/13/2023 08:01:16 -69.99,-123.75 88.54 01/13/2023 08:00:36 -70.00,-123.79 88.52 1.63 40
9 01/15/2023 22:36:51 -70.54, 16.54 88.42 01/15/2023 22:38:02 -70.43, 17.45 88.56 35.84 71
10 01/15/2023 23:27:28 70.06,-175.41 91.08 01/15/2023 23:27:34 70.05,-175.46 91.07 2.67 6
11 01/16/2023 00:18:10 -69.97, -7.95 89.03 01/16/2023 00:17:04 -69.94, -7.98 89.04 2.89 66
12 01/18/2023 14:53:37 -70.16, 132.90 89.33 01/18/2023 14:54:33 -70.14, 132.91 89.36 2.06 56
13 01/18/2023 15:44:21 70.05, -59.63 90.55 01/18/2023 15:44:00 70.02, -59.61 90.52 3.29 21

Figure of NOAA-21 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/7/2023
SNOs_Map_NOAA-21_LANDSAT-8_20230107.jpg

Download SNOs between NOAA-21 and LANDSAT-8 since TLE EPOCH: 01/07/2023 in txt file.

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