Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/16/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 04/18/2023 13:51:02 70.54, -32.05 59.63 04/18/2023 13:52:13 70.46, -31.23 59.52 31.85 71
2 04/18/2023 14:41:38 -70.14, 135.91 120.81 04/18/2023 14:41:47 -70.12, 135.92 120.82 1.36 9
3 04/18/2023 15:32:22 70.02, -56.60 59.06 04/18/2023 15:31:14 70.02, -56.58 59.07 0.78 68
4 04/21/2023 06:07:52 70.19, 84.28 58.34 04/21/2023 06:08:46 70.22, 84.30 58.36 3.13 54
5 04/21/2023 06:58:34 -70.10,-108.26 121.77 04/21/2023 06:58:16 -70.11,-108.22 121.76 1.98 18
6 04/21/2023 07:49:04 69.24, 60.31 57.34 04/21/2023 07:47:56 69.29, 58.29 57.43 79.44 68
7 04/23/2023 22:24:47 70.17,-159.92 57.42 04/23/2023 22:25:14 70.17,-159.90 57.41 0.77 27
8 04/23/2023 23:15:29 -70.07, 7.55 122.70 04/23/2023 23:14:44 -70.06, 7.58 122.71 2.05 45
9 04/26/2023 13:51:02 -70.42, 148.15 123.19 04/26/2023 13:52:13 -70.35, 148.59 123.29 18.58 71
10 04/26/2023 14:41:42 70.11, -44.04 56.47 04/26/2023 14:41:42 70.12, -44.08 56.49 2.51 0
11 04/26/2023 15:32:24 -70.01, 123.42 123.65 04/26/2023 15:31:12 -70.02, 123.40 123.63 1.51 72
12 04/29/2023 06:07:54 -70.21, -95.74 124.26 04/29/2023 06:08:42 -70.21, -95.72 124.27 0.67 48
13 04/29/2023 06:58:38 70.10, 71.73 55.62 04/29/2023 06:58:09 70.09, 71.76 55.61 1.40 29

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 4/16/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230416.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 04/16/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-9