Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/5/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 04/06/2023 14:16:08 70.18, -37.79 63.63 04/06/2023 14:16:50 70.16, -37.84 63.61 2.56 42
2 04/06/2023 15:06:50 -70.08, 129.67 116.48 04/06/2023 15:06:19 -70.10, 129.70 116.46 2.42 31
3 04/09/2023 05:42:31 -70.78, -90.30 116.73 04/09/2023 05:43:40 -70.70, -88.80 116.86 55.67 69
4 04/09/2023 06:33:05 70.15, 78.02 62.60 04/09/2023 06:33:15 70.16, 78.04 62.60 1.55 10
5 04/09/2023 07:23:47 -70.05,-114.51 117.52 04/09/2023 07:22:45 -70.04,-114.48 117.52 1.25 62
6 04/11/2023 21:59:18 -70.24, 26.34 118.30 04/11/2023 22:00:13 -70.23, 26.39 118.31 2.23 55
7 04/11/2023 22:50:02 70.13,-166.19 61.58 04/11/2023 22:49:40 70.12,-166.12 61.57 2.87 22
8 04/11/2023 23:40:30 -69.29, 2.37 119.30 04/11/2023 23:39:22 -69.35, 0.46 119.19 75.44 68
9 04/14/2023 13:25:48 71.12, -26.65 61.66 04/14/2023 13:26:54 71.03, -24.14 61.51 90.92 66
10 04/14/2023 14:16:14 -70.17, 142.20 119.34 04/14/2023 14:16:38 -70.16, 142.19 119.36 1.71 24
11 04/14/2023 15:06:58 70.07, -50.33 60.54 04/14/2023 15:06:05 70.04, -50.33 60.52 2.69 53
12 04/17/2023 05:42:27 70.22, 90.58 59.77 04/17/2023 05:43:31 70.21, 90.53 59.75 2.37 64
13 04/17/2023 06:33:09 -70.12,-101.94 120.35 04/17/2023 06:33:01 -70.11,-101.99 120.37 2.42 8
14 04/17/2023 07:23:45 69.59, 66.15 59.09 04/17/2023 07:22:34 69.66, 65.03 59.19 44.19 71

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/5/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230405.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 04/05/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8