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: 9/20/2023
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 09/20/2023 19:40:16 -71.76, 58.71 109.24 09/20/2023 19:41:25 -71.63, 60.20 109.41 53.89 69
2 09/20/2023 20:30:50 71.12,-132.86 70.12 09/20/2023 20:30:55 71.15,-132.92 70.14 3.34 5
3 09/20/2023 21:21:32 -71.04, 34.60 109.96 09/20/2023 21:20:20 -71.04, 34.57 109.96 0.86 72
4 09/23/2023 08:33:58 -71.19,-133.76 108.85 09/23/2023 08:34:44 -71.21,-133.81 108.84 2.26 46
5 09/23/2023 09:24:42 71.08, 33.74 71.05 09/23/2023 09:24:07 71.09, 33.67 71.07 3.04 35
6 09/25/2023 20:37:15 71.60,-135.28 72.55 09/25/2023 20:38:26 71.48,-134.34 72.41 35.48 71
7 09/25/2023 21:27:50 -71.16, 32.83 107.90 09/25/2023 21:27:55 -71.18, 32.82 107.88 2.52 5
8 09/25/2023 22:18:32 70.94,-159.49 71.89 09/25/2023 22:17:19 71.00,-159.80 71.96 12.92 73
9 09/28/2023 09:30:59 71.21, 31.94 73.13 09/28/2023 09:31:40 71.19, 31.87 73.10 3.55 41
10 09/28/2023 10:21:41 -71.13,-160.59 106.95 09/28/2023 10:21:05 -71.11,-160.60 106.97 1.69 36
11 09/30/2023 21:34:12 -71.56, 30.55 105.55 09/30/2023 21:35:24 -71.44, 31.28 105.69 29.28 72
12 09/30/2023 22:24:51 71.19,-161.50 74.09 09/30/2023 22:24:49 71.19,-161.45 74.08 1.87 2
13 09/30/2023 23:15:29 -70.90, 6.32 106.20 09/30/2023 23:14:17 -70.95, 5.84 106.14 18.82 72
14 10/03/2023 10:27:58 -71.24,-162.35 104.90 10/03/2023 10:28:36 -71.24,-162.34 104.90 0.62 38
15 10/03/2023 11:18:42 71.13, 5.14 75.01 10/03/2023 11:17:58 71.15, 5.17 75.02 1.95 44

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/20/2023
SNOs_Map_NOAA-20_TERRA_20230920.jpg

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

Historial Predications of SNOs between NOAA-20 and TERRA