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: 8/11/2023
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 08/11/2023 12:03:41 -71.06, 174.10 124.17 08/11/2023 12:04:23 -71.09, 174.09 124.15 3.51 42
2 08/11/2023 12:54:25 70.95, -18.41 55.73 08/11/2023 12:53:47 70.94, -18.48 55.72 2.94 38
3 08/14/2023 00:07:02 71.58, 172.39 57.14 08/14/2023 00:08:12 71.48, 173.71 56.98 47.56 70
4 08/14/2023 00:57:36 -71.06, -19.39 123.40 08/14/2023 00:57:43 -71.05, -19.32 123.42 2.85 7
5 08/14/2023 01:48:19 70.91, 148.18 56.45 08/14/2023 01:47:07 70.90, 148.11 56.45 2.78 72
6 08/16/2023 13:00:47 71.07, -20.21 57.38 08/16/2023 13:01:38 71.10, -20.26 57.40 3.17 51
7 08/16/2023 13:51:29 -70.97, 147.28 122.72 08/16/2023 13:51:03 -70.99, 147.23 122.69 2.76 26
8 08/19/2023 01:04:14 -72.02, -22.69 120.82 08/19/2023 01:05:20 -71.92, -19.93 121.03 95.46 66
9 08/19/2023 01:54:41 71.04, 146.37 58.16 08/19/2023 01:54:57 71.07, 146.34 58.18 3.10 16
10 08/19/2023 02:45:23 -70.94, -46.14 121.94 08/19/2023 02:44:22 -70.96, -46.17 121.91 2.84 61
11 08/21/2023 13:57:50 -71.11, 145.46 120.96 08/21/2023 13:58:52 -71.11, 145.40 120.96 2.15 62
12 08/21/2023 14:48:34 71.02, -47.07 58.96 08/21/2023 14:48:15 71.02, -47.09 58.96 0.79 19
13 08/21/2023 15:39:00 -70.07, 121.76 122.03 08/21/2023 15:37:54 -70.15, 119.28 121.85 94.24 66
14 08/24/2023 02:51:44 -71.09, -47.98 120.13 08/24/2023 02:52:10 -71.10, -47.98 120.13 0.95 26
15 08/24/2023 03:42:28 70.99, 119.49 59.78 08/24/2023 03:41:33 71.00, 119.53 59.79 1.72 55

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 8/11/2023
SNOs_Map_NOAA-20_TERRA_20230811.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 08/11/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA