Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/28/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 12/29/2023 17:56:55 71.43, -95.44 94.65 12/29/2023 17:57:32 71.42, -95.41 94.64 1.00 37
2 12/29/2023 18:47:37 -71.34, 72.04 85.45 12/29/2023 18:46:56 -71.33, 72.10 85.45 2.21 41
3 01/01/2024 06:00:04 -71.44, -96.25 85.50 01/01/2024 06:00:53 -71.45, -96.24 85.50 1.24 49
4 01/01/2024 06:50:48 71.33, 71.25 94.39 01/01/2024 06:50:16 71.34, 71.24 94.40 0.64 32
5 01/03/2024 18:03:15 71.45, -97.06 94.31 01/03/2024 18:04:12 71.47, -97.06 94.32 2.45 57
6 01/03/2024 18:53:57 -71.36, 70.42 85.80 01/03/2024 18:53:37 -71.34, 70.38 85.82 2.73 20
7 01/06/2024 06:06:24 -71.48, -97.90 85.92 01/06/2024 06:07:32 -71.50, -97.89 85.92 1.82 68
8 01/06/2024 06:57:08 71.38, 69.59 93.97 01/06/2024 06:56:55 71.37, 69.57 93.97 0.97 13
9 01/06/2024 07:47:38 -70.66,-121.87 86.80 01/06/2024 07:46:30 -70.70,-123.81 86.67 71.62 68
10 01/08/2024 18:09:37 71.62, -98.93 93.92 01/08/2024 18:10:49 71.55, -98.66 93.83 12.07 72
11 01/08/2024 19:00:17 -71.42, 68.74 86.30 01/08/2024 19:00:14 -71.43, 68.79 86.29 1.88 3

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/28/2023
SNOs_Map_NOAA-21_TERRA_20231228.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/28/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA