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: 12/27/2023
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 -71.40, -94.59 85.27 12/27/2023 05:54:12 -71.42, -94.55 85.25 3.11 28
2 12/27/2023 06:44:28 71.29, 72.91 94.62 12/27/2023 06:43:36 71.26, 72.86 94.60 3.03 52
3 12/29/2023 17:56:56 71.44, -95.46 94.67 12/29/2023 17:57:33 71.41, -95.43 94.63 3.21 37
4 12/29/2023 18:47:37 -71.30, 72.11 85.49 12/29/2023 18:46:57 -71.32, 72.08 85.46 3.04 40
5 01/01/2024 06:00:04 -71.46, -96.28 85.48 01/01/2024 06:00:53 -71.44, -96.25 85.51 1.89 49
6 01/01/2024 06:50:48 71.35, 71.22 94.41 01/01/2024 06:50:16 71.33, 71.22 94.39 2.45 32
7 01/03/2024 18:03:15 71.47, -97.09 94.33 01/03/2024 18:04:12 71.46, -97.09 94.31 0.91 57
8 01/03/2024 18:53:57 -71.37, 70.39 85.78 01/03/2024 18:53:36 -71.38, 70.44 85.78 1.85 21
9 01/06/2024 06:06:24 -71.50, -97.93 85.90 01/06/2024 06:07:32 -71.49, -97.91 85.93 1.86 68
10 01/06/2024 06:57:08 71.40, 69.56 93.99 01/06/2024 06:56:54 71.41, 69.64 94.00 3.12 14
11 01/06/2024 07:47:38 -70.68,-121.90 86.78 01/06/2024 07:46:29 -70.74,-123.75 86.64 68.47 69
12 01/08/2024 18:09:37 71.64, -98.97 93.95 01/08/2024 18:10:48 71.59, -98.60 93.87 14.12 71
13 01/08/2024 19:00:16 -71.39, 68.80 86.33 01/08/2024 19:00:14 -71.41, 68.77 86.31 2.89 2

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 12/27/2023
SNOs_Map_NOAA-21_TERRA_20231227.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 12/27/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA