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: 4/12/2023
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 04/14/2023 21:53:08 70.63,-152.71 61.03 04/14/2023 21:53:43 70.64,-152.64 61.03 2.77 35
2 04/14/2023 22:43:49 -70.48, 14.84 119.14 04/14/2023 22:43:09 -70.50, 14.81 119.12 2.37 40
3 04/17/2023 09:56:36 -71.51,-155.01 118.94 04/17/2023 09:57:42 -71.43,-152.50 119.11 89.22 66
4 04/17/2023 10:47:04 70.57, 13.90 60.06 04/17/2023 10:47:19 70.57, 13.84 60.06 2.22 15
5 04/17/2023 11:37:46 -70.48,-178.63 120.06 04/17/2023 11:36:44 -70.49,-178.63 120.04 1.60 62
6 04/19/2023 22:50:18 -70.73, 12.85 120.65 04/19/2023 22:51:29 -70.73, 13.00 120.67 5.76 71
7 04/19/2023 23:41:01 70.57,-179.58 59.17 04/19/2023 23:40:53 70.58,-179.56 59.18 1.39 8
8 04/20/2023 00:31:36 -70.11, -11.53 121.33 04/20/2023 00:30:25 -70.12, -12.58 121.28 39.62 71
9 04/22/2023 11:44:14 -70.69, 179.44 121.57 04/22/2023 11:45:04 -70.66, 179.48 121.60 3.12 50
10 04/22/2023 12:34:58 70.58, -13.08 58.32 04/22/2023 12:34:27 70.57, -13.00 58.30 3.43 31
11 04/25/2023 00:38:09 -70.65, -13.98 122.45 04/25/2023 00:38:36 -70.67, -13.92 122.44 3.04 27
12 04/25/2023 01:28:53 70.55, 153.50 57.43 04/25/2023 01:28:00 70.52, 153.52 57.41 3.23 53

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/12/2023
SNOs_Map_NOAA-20_TERRA_20230413.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/12/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA