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: 9/21/2023
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 3.28 46
2 09/23/2023 09:24:42 71.10, 33.71 71.07 09/23/2023 09:24:06 71.13, 33.73 71.10 3.45 36
3 09/25/2023 20:37:15 71.62,-135.31 72.57 09/25/2023 20:38:25 71.53,-134.28 72.45 37.82 70
4 09/25/2023 21:27:50 -71.17, 32.80 107.88 09/25/2023 21:27:55 -71.16, 32.80 107.90 1.18 5
5 09/25/2023 22:18:32 70.96,-159.52 71.91 09/25/2023 22:17:19 70.98,-159.82 71.95 11.21 73
6 09/28/2023 09:31:00 71.23, 31.91 73.15 09/28/2023 09:31:40 71.24, 31.94 73.15 1.52 40
7 09/28/2023 10:21:41 -71.09,-160.53 106.99 09/28/2023 10:21:06 -71.10,-160.62 106.97 3.41 35
8 09/30/2023 21:34:13 -71.57, 30.53 105.53 09/30/2023 21:35:24 -71.49, 31.37 105.64 31.11 71
9 09/30/2023 22:24:52 71.21,-161.52 74.11 09/30/2023 22:24:50 71.19,-161.45 74.08 3.24 2
10 09/30/2023 23:15:30 -70.91, 6.30 106.19 09/30/2023 23:14:17 -71.01, 5.92 106.09 17.57 73
11 10/03/2023 10:27:59 -71.25,-162.37 104.89 10/03/2023 10:28:37 -71.25,-162.33 104.89 1.45 38
12 10/03/2023 11:18:42 71.14, 5.12 75.02 10/03/2023 11:17:58 71.16, 5.18 75.03 2.77 44

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/21/2023
SNOs_Map_NOAA-20_TERRA_20230921.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/21/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA