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: 1/6/2023
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 01/07/2023 06:57:39 70.08, 71.87 92.44 01/07/2023 06:58:51 70.08, 71.80 92.44 2.59 72
2 01/07/2023 07:48:21 -70.00,-120.70 87.65 01/07/2023 07:48:21 -69.97,-120.72 87.68 3.35 0
3 01/07/2023 08:39:02 69.71, 47.04 92.05 01/07/2023 08:37:50 69.76, 46.62 92.12 16.99 72
4 01/09/2023 23:14:35 70.07,-172.34 92.07 01/09/2023 23:15:20 70.05,-172.36 92.05 1.62 45
5 01/10/2023 00:05:16 -69.93, -4.82 88.07 01/10/2023 00:04:50 -69.95, -4.88 88.06 2.54 26
6 01/12/2023 14:41:01 -70.97, 134.67 87.38 01/12/2023 14:42:07 -70.88, 137.10 87.56 88.59 66
7 01/12/2023 15:31:29 70.01, -56.48 91.60 01/12/2023 15:31:48 70.00, -56.55 91.60 2.85 19
8 01/12/2023 16:22:11 -69.92, 110.96 88.49 01/12/2023 16:21:18 -69.90, 110.94 88.51 3.14 53
9 01/15/2023 06:57:40 -70.07,-108.12 88.78 01/15/2023 06:58:49 -70.10,-108.18 88.77 3.25 69
10 01/15/2023 07:48:25 70.01, 59.29 91.15 01/15/2023 07:48:16 69.98, 59.30 91.12 2.84 9
11 01/15/2023 08:39:02 -69.66,-132.87 89.23 01/15/2023 08:37:49 -69.71,-133.43 89.14 22.67 73
12 01/17/2023 23:14:36 -70.08, 7.64 89.28 01/17/2023 23:15:17 -70.06, 7.65 89.31 2.40 41
13 01/18/2023 00:05:20 69.96, 175.13 90.59 01/18/2023 00:04:44 69.94, 175.13 90.57 2.40 36

Figure of NOAA-20 and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 1/6/2023
SNOs_Map_NOAA-20_LANDSAT-9_20230106.jpg

Download SNOs between NOAA-20 and LANDSAT-9 since TLE EPOCH: 01/06/2023 in txt file.

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