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: 3/20/2023
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 03/20/2023 06:58:05 -70.12,-108.23 109.66 03/20/2023 06:58:32 -70.12,-108.20 109.67 1.20 27
2 03/20/2023 07:48:49 70.01, 59.25 70.22 03/20/2023 07:47:59 70.01, 59.30 70.22 1.67 50
3 03/22/2023 22:24:19 70.21,-159.91 69.39 03/22/2023 22:25:30 70.18,-159.86 69.35 3.75 71
4 03/22/2023 23:15:00 -70.06, 7.64 110.79 03/22/2023 23:15:00 -70.07, 7.62 110.77 1.66 0
5 03/23/2023 00:05:41 69.79, 175.35 68.93 03/23/2023 00:04:29 69.86, 174.96 69.01 16.54 72
6 03/25/2023 14:41:13 70.16, -44.06 68.28 03/25/2023 14:41:56 70.16, -44.01 68.26 2.00 43
7 03/25/2023 15:31:55 -70.06, 123.41 111.85 03/25/2023 15:31:26 -70.05, 123.47 111.86 2.48 29
8 03/28/2023 06:07:37 -70.90, -96.79 111.99 03/28/2023 06:08:45 -70.81, -94.81 112.16 72.92 68
9 03/28/2023 06:58:08 70.12, 71.78 67.18 03/28/2023 06:58:23 70.09, 71.79 67.15 3.18 15
10 03/28/2023 07:48:50 -70.02,-120.75 112.95 03/28/2023 07:47:53 -69.99,-120.73 112.97 3.39 57
11 03/30/2023 22:24:19 -70.19, 20.14 113.79 03/30/2023 22:25:22 -70.16, 20.13 113.83 2.88 63
12 03/30/2023 23:15:02 70.04,-172.32 66.04 03/30/2023 23:14:49 70.04,-172.39 66.05 2.93 13
13 03/31/2023 00:05:36 -69.51, -4.22 114.53 03/31/2023 00:04:26 -69.56, -5.43 114.43 47.66 70
14 04/02/2023 14:41:14 -70.16, 135.95 114.86 04/02/2023 14:41:47 -70.13, 135.98 114.89 3.24 33
15 04/02/2023 15:31:57 70.01, -56.51 64.98 04/02/2023 15:31:14 70.01, -56.54 64.98 1.24 43

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 3/20/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230320.jpg

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

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