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: 7/7/2023
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 07/09/2023 03:27:22 71.00, 122.79 48.66 07/09/2023 03:28:33 70.94, 123.19 48.57 16.25 71
2 07/09/2023 04:18:01 -70.75, -69.47 131.61 07/09/2023 04:18:01 -70.72, -69.49 131.64 3.26 0
3 07/09/2023 05:08:39 70.33, 98.51 47.95 07/09/2023 05:07:27 70.40, 97.71 48.08 31.08 72
4 07/11/2023 16:21:12 70.82, -70.38 48.79 07/11/2023 16:21:52 70.80, -70.36 48.76 2.05 40
5 07/11/2023 17:11:54 -70.72, 97.10 131.32 07/11/2023 17:11:18 -70.70, 97.13 131.33 2.70 36
6 07/14/2023 04:24:29 -71.36, -72.09 130.27 07/14/2023 04:25:39 -71.23, -70.70 130.48 51.32 70
7 07/14/2023 05:15:03 70.74, 96.27 49.07 07/14/2023 05:15:08 70.75, 96.22 49.08 2.05 5
8 07/14/2023 06:05:45 -70.64, -96.25 131.03 07/14/2023 06:04:34 -70.65, -96.29 131.01 1.59 71
9 07/16/2023 17:18:12 -70.82, 95.36 130.45 07/16/2023 17:19:02 -70.83, 95.34 130.45 1.22 50
10 07/16/2023 18:08:56 70.73, -97.18 49.46 07/16/2023 18:08:24 70.73, -97.15 49.46 0.98 32
11 07/19/2023 05:21:35 71.55, 93.32 50.77 07/19/2023 05:22:42 71.44, 95.30 50.56 70.74 67
12 07/19/2023 06:12:05 -70.81, -98.10 130.02 07/19/2023 06:12:18 -70.79, -98.07 130.05 2.75 13
13 07/19/2023 07:02:48 70.67, 69.45 49.84 07/19/2023 07:01:40 70.69, 69.44 49.87 2.11 68

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/7/2023
SNOs_Map_NOAA-21_TERRA_20230707.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/07/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA