Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/5/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 06/07/2023 15:17:46 70.09, -53.38 47.27 06/07/2023 15:18:25 70.09, -53.42 47.26 1.65 39
2 06/07/2023 16:08:28 -70.01, 114.07 132.83 06/07/2023 16:07:55 -69.98, 114.05 132.85 3.32 33
3 06/10/2023 06:44:08 -70.79,-106.02 132.23 06/10/2023 06:45:17 -70.65,-104.37 132.42 62.48 69
4 06/10/2023 07:34:40 70.04, 62.46 46.99 06/10/2023 07:34:53 70.05, 62.40 47.00 2.65 13
5 06/10/2023 08:25:22 -69.95,-130.08 133.11 06/10/2023 08:24:23 -69.94,-130.12 133.11 1.82 59
6 06/12/2023 23:00:51 -70.17, 10.74 133.06 06/12/2023 23:01:53 -70.16, 10.79 133.08 1.91 62
7 06/12/2023 23:51:35 70.05, 178.22 46.82 06/12/2023 23:51:20 70.05, 178.27 46.81 2.21 15
8 06/13/2023 00:42:08 -69.48, -13.62 133.78 06/13/2023 00:40:57 -69.56, -14.77 133.66 45.38 71
9 06/15/2023 15:17:45 -70.12, 126.57 133.24 06/15/2023 15:18:20 -70.14, 126.63 133.24 2.70 35
10 06/15/2023 16:08:29 70.02, -65.96 46.65 06/15/2023 16:07:47 70.02, -65.88 46.66 2.86 42
11 06/18/2023 06:44:02 70.51, 74.42 47.09 06/18/2023 06:45:13 70.36, 75.20 46.90 33.71 71
12 06/18/2023 07:34:38 -70.09,-117.61 133.35 06/18/2023 07:34:46 -70.09,-117.55 133.36 2.29 8
13 06/18/2023 08:25:22 69.99, 49.86 46.54 06/18/2023 08:24:13 69.97, 49.93 46.53 3.37 69

Figure of NOAA-21 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/5/2023
SNOs_Map_NOAA-21_LANDSAT-9_20230605.jpg

Download SNOs between NOAA-21 and LANDSAT-9 since TLE EPOCH: 06/05/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and LANDSAT-9