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: 4/17/2023
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 04/19/2023 22:50:17 -70.71, 12.89 120.68 04/19/2023 22:51:28 -70.72, 12.98 120.68 3.48 71
2 04/19/2023 23:41:00 70.54,-179.54 59.14 04/19/2023 23:40:52 70.57,-179.58 59.17 3.30 8
3 04/20/2023 00:31:34 -70.03, -11.41 121.41 04/20/2023 00:30:24 -70.10, -12.60 121.30 45.70 70
4 04/22/2023 11:44:13 -70.67, 179.47 121.58 04/22/2023 11:45:02 -70.65, 179.47 121.61 2.39 49
5 04/22/2023 12:34:57 70.56, -13.04 58.29 04/22/2023 12:34:25 70.56, -13.00 58.29 1.49 32
6 04/25/2023 00:38:09 -70.65, -13.97 122.46 04/25/2023 00:38:34 -70.65, -13.94 122.46 1.16 25
7 04/25/2023 01:28:53 70.54, 153.52 57.42 04/25/2023 01:27:57 70.56, 153.58 57.45 3.41 56
8 04/27/2023 12:41:27 70.94, -15.25 57.04 04/27/2023 12:42:38 70.86, -14.68 56.94 22.20 71
9 04/27/2023 13:32:05 -70.63, 152.58 123.30 04/27/2023 13:32:06 -70.60, 152.59 123.32 2.78 1
10 04/27/2023 14:22:44 70.26, -39.52 56.31 04/27/2023 14:21:32 70.34, -40.13 56.42 24.74 72
11 04/30/2023 01:35:18 70.72, 151.63 56.02 04/30/2023 01:36:10 70.71, 151.70 56.00 2.52 52
12 04/30/2023 02:25:59 -70.57, -40.80 124.15 04/30/2023 02:25:36 -70.57, -40.87 124.15 2.36 23

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/17/2023
SNOs_Map_NOAA-20_TERRA_20230418.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/17/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA