Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/11/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 09/13/2023 06:39:56 -71.19,-105.23 112.73 09/13/2023 06:40:41 -71.17,-105.23 112.75 1.66 45
2 09/13/2023 07:30:40 71.07, 62.28 67.17 09/13/2023 07:30:04 71.08, 62.28 67.18 0.54 36
3 09/15/2023 18:43:15 71.67,-106.87 68.73 09/15/2023 18:44:24 71.57,-105.59 68.59 46.46 69
4 09/15/2023 19:33:48 -71.11, 61.42 111.84 09/15/2023 19:33:55 -71.13, 61.37 111.82 2.79 7
5 09/15/2023 20:24:31 70.95,-130.99 68.01 09/15/2023 20:23:19 70.98,-131.21 68.04 8.48 72
6 09/18/2023 07:36:58 71.19, 60.51 69.20 09/18/2023 07:37:43 71.16, 60.44 69.18 3.42 45
7 09/18/2023 08:27:40 -71.10,-132.02 110.88 09/18/2023 08:27:07 -71.12,-131.98 110.86 3.04 33
8 09/20/2023 19:40:16 -71.75, 58.72 109.25 09/20/2023 19:41:25 -71.67, 60.26 109.37 54.45 69
9 09/20/2023 20:30:51 71.18,-132.95 70.17 09/20/2023 20:30:55 71.17,-132.88 70.16 2.81 4
10 09/20/2023 21:21:32 -71.03, 34.61 109.97 09/20/2023 21:20:21 -71.02, 34.55 109.97 2.49 71
11 09/23/2023 08:33:59 -71.23,-133.82 108.81 09/23/2023 08:34:45 -71.22,-133.79 108.83 1.49 46
12 09/23/2023 09:24:43 71.12, 33.67 71.10 09/23/2023 09:24:08 71.09, 33.67 71.07 3.22 35

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/11/2023
SNOs_Map_NOAA-20_TERRA_20230911.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/11/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA