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: 9/22/2023
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 09/23/2023 08:33:58 -71.21,-133.80 108.83 09/23/2023 08:34:44 -71.19,-133.84 108.86 3.15 46
2 09/23/2023 09:24:42 71.10, 33.71 71.07 09/23/2023 09:24:07 71.08, 33.64 71.05 3.38 35
3 09/25/2023 20:37:15 71.62,-135.30 72.57 09/25/2023 20:38:25 71.53,-134.28 72.45 37.57 70
4 09/25/2023 21:27:50 -71.17, 32.80 107.89 09/25/2023 21:27:55 -71.16, 32.80 107.90 1.12 5
5 09/25/2023 22:18:32 70.95,-159.52 71.90 09/25/2023 22:17:19 70.98,-159.82 71.95 11.47 73
6 09/28/2023 09:31:00 71.23, 31.92 73.14 09/28/2023 09:31:40 71.24, 31.94 73.15 1.52 40
7 09/28/2023 10:21:42 -71.14,-160.62 106.94 09/28/2023 10:21:05 -71.15,-160.54 106.92 3.28 37
8 09/30/2023 21:34:13 -71.57, 30.53 105.54 09/30/2023 21:35:24 -71.49, 31.36 105.64 30.71 71
9 09/30/2023 22:24:52 71.20,-161.51 74.10 09/30/2023 22:24:50 71.18,-161.46 74.08 2.82 2
10 09/30/2023 23:15:30 -70.91, 6.31 106.19 09/30/2023 23:14:17 -71.00, 5.91 106.09 17.87 73
11 10/03/2023 10:27:58 -71.24,-162.36 104.90 10/03/2023 10:28:36 -71.24,-162.34 104.90 0.77 38
12 10/03/2023 11:18:42 71.14, 5.13 75.01 10/03/2023 11:17:58 71.15, 5.18 75.03 2.28 44
13 10/05/2023 22:31:08 71.33,-163.30 76.16 10/05/2023 22:32:19 71.30,-163.22 76.12 4.26 71
14 10/05/2023 23:21:49 -71.18, 4.27 103.98 10/05/2023 23:21:45 -71.18, 4.25 103.98 0.85 4

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/22/2023
SNOs_Map_NOAA-20_TERRA_20230922.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/22/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA