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: 12/26/2023
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 12/27/2023 05:53:44 -71.38, -94.57 85.28 12/27/2023 05:54:13 -71.38, -94.61 85.29 1.42 29
2 12/27/2023 06:44:28 71.27, 72.93 94.60 12/27/2023 06:43:36 71.28, 72.89 94.62 1.89 52
3 12/29/2023 17:56:55 71.43, -95.44 94.65 12/29/2023 17:57:32 71.43, -95.40 94.65 1.25 37
4 12/29/2023 18:47:37 -71.33, 72.04 85.45 12/29/2023 18:46:56 -71.34, 72.11 85.44 2.55 41
5 01/01/2024 06:00:04 -71.44, -96.25 85.50 01/01/2024 06:00:53 -71.46, -96.22 85.49 2.05 49
6 01/01/2024 06:50:48 71.34, 71.24 94.39 01/01/2024 06:50:16 71.34, 71.25 94.40 0.86 32
7 01/03/2024 18:03:15 71.46, -97.07 94.32 01/03/2024 18:04:12 71.48, -97.06 94.32 2.24 57
8 01/03/2024 18:53:57 -71.36, 70.42 85.80 01/03/2024 18:53:37 -71.34, 70.39 85.81 2.24 20
9 01/06/2024 06:06:24 -71.49, -97.91 85.91 01/06/2024 06:07:32 -71.50, -97.88 85.91 1.73 68
10 01/06/2024 06:57:08 71.39, 69.58 93.98 01/06/2024 06:56:55 71.38, 69.58 93.97 1.51 13
11 01/06/2024 07:47:38 -70.67,-121.88 86.79 01/06/2024 07:46:30 -70.70,-123.81 86.67 70.83 68
12 01/08/2024 18:09:37 71.63, -98.96 93.94 01/08/2024 18:10:48 71.60, -98.57 93.88 13.97 71
13 01/08/2024 19:00:17 -71.43, 68.72 86.28 01/08/2024 19:00:14 -71.43, 68.79 86.29 2.69 3

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/26/2023
SNOs_Map_NOAA-21_TERRA_20231226.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/26/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA