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: 3/16/2023
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 03/17/2023 14:41:09 -70.13, 135.99 108.58 03/17/2023 14:42:04 -70.13, 135.94 108.59 1.94 55
2 03/17/2023 15:31:53 70.02, -56.53 71.29 03/17/2023 15:31:31 70.02, -56.57 71.30 1.36 22
3 03/17/2023 16:22:21 -69.18, 112.01 109.60 03/17/2023 16:21:13 -69.25, 110.02 109.45 78.84 68
4 03/20/2023 06:58:05 -70.11,-108.21 109.67 03/20/2023 06:58:32 -70.11,-108.21 109.67 0.29 27
5 03/20/2023 07:48:49 70.01, 59.26 70.21 03/20/2023 07:47:59 70.00, 59.28 70.21 0.98 50
6 03/22/2023 22:24:18 70.16,-159.82 69.33 03/22/2023 22:25:30 70.15,-159.90 69.32 3.03 72
7 03/22/2023 23:15:00 -70.05, 7.65 110.79 03/22/2023 23:15:00 -70.04, 7.58 110.80 2.86 0
8 03/23/2023 00:05:41 69.79, 175.36 68.92 03/23/2023 00:04:28 69.87, 174.99 69.03 16.83 73
9 03/25/2023 14:41:13 70.16, -44.06 68.28 03/25/2023 14:41:55 70.14, -44.03 68.25 3.07 42
10 03/25/2023 15:31:55 -70.06, 123.42 111.85 03/25/2023 15:31:25 -70.04, 123.46 111.87 3.06 30
11 03/28/2023 06:07:36 -70.86, -96.71 112.04 03/28/2023 06:08:44 -70.75, -94.89 112.22 67.80 68
12 03/28/2023 06:58:07 70.08, 71.84 67.13 03/28/2023 06:58:21 70.08, 71.78 67.14 2.27 14
13 03/28/2023 07:48:49 -69.97,-120.68 113.00 03/28/2023 07:47:51 -69.98,-120.73 112.98 2.19 58

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/16/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230317.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 03/16/2023 in txt file.

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