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: 9/24/2023
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 09/25/2023 20:37:15 71.62,-135.31 72.57 09/25/2023 20:38:25 71.52,-134.28 72.44 37.68 70
2 09/25/2023 21:27:50 -71.18, 32.79 107.88 09/25/2023 21:27:55 -71.16, 32.79 107.90 2.28 5
3 09/25/2023 22:18:32 70.95,-159.52 71.91 09/25/2023 22:17:19 70.98,-159.82 71.94 11.36 73
4 09/28/2023 09:31:00 71.23, 31.91 73.15 09/28/2023 09:31:40 71.23, 31.93 73.15 0.87 40
5 09/28/2023 10:21:42 -71.15,-160.63 106.93 09/28/2023 10:21:05 -71.15,-160.55 106.93 2.79 37
6 09/30/2023 21:34:13 -71.58, 30.52 105.53 09/30/2023 21:35:24 -71.48, 31.35 105.65 31.25 71
7 09/30/2023 22:24:51 71.16,-161.43 74.05 09/30/2023 22:24:50 71.18,-161.47 74.08 2.94 1
8 09/30/2023 23:15:30 -70.91, 6.29 106.19 09/30/2023 23:14:17 -70.99, 5.90 106.10 16.94 73
9 10/03/2023 10:27:59 -71.25,-162.38 104.89 10/03/2023 10:28:37 -71.24,-162.35 104.91 1.98 38
10 10/03/2023 11:18:42 71.14, 5.12 75.02 10/03/2023 11:17:58 71.15, 5.17 75.02 1.71 44
11 10/05/2023 22:31:08 71.34,-163.31 76.17 10/05/2023 22:32:19 71.29,-163.23 76.12 5.86 71
12 10/05/2023 23:21:49 -71.19, 4.25 103.97 10/05/2023 23:21:45 -71.17, 4.24 103.99 2.25 4

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/24/2023
SNOs_Map_NOAA-20_TERRA_20230924.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/24/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA