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: 7/4/2023
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 07/04/2023 03:20:59 70.73, 124.83 47.85 07/04/2023 03:20:47 70.71, 124.86 47.84 1.90 12
2 07/04/2023 04:11:31 -70.11, -66.88 132.80 07/04/2023 04:10:21 -70.17, -68.28 132.67 53.48 70
3 07/06/2023 15:24:08 -70.79, 123.94 131.85 07/06/2023 15:24:43 -70.78, 123.95 131.87 1.04 35
4 07/06/2023 16:14:52 70.68, -68.58 48.05 07/06/2023 16:14:05 70.68, -68.54 48.05 1.58 47
5 07/09/2023 03:27:22 71.01, 122.79 48.67 07/09/2023 03:28:33 70.94, 123.19 48.57 16.41 71
6 07/09/2023 04:18:01 -70.75, -69.47 131.61 07/09/2023 04:18:01 -70.73, -69.48 131.63 2.14 0
7 07/09/2023 05:08:39 70.33, 98.51 47.96 07/09/2023 05:07:27 70.41, 97.71 48.08 30.89 72
8 07/11/2023 16:21:12 70.82, -70.37 48.79 07/11/2023 16:21:52 70.81, -70.35 48.77 1.02 40
9 07/11/2023 17:11:54 -70.71, 97.11 131.32 07/11/2023 17:11:18 -70.71, 97.15 131.32 1.36 36
10 07/14/2023 04:24:30 -71.35, -72.06 130.29 07/14/2023 04:25:40 -71.26, -70.66 130.45 50.91 70
11 07/14/2023 05:15:04 70.79, 96.20 49.12 07/14/2023 05:15:08 70.77, 96.25 49.10 2.59 4
12 07/14/2023 06:05:46 -70.68, -96.31 130.99 07/14/2023 06:04:34 -70.67, -96.25 130.99 2.44 72
13 07/16/2023 17:18:12 -70.80, 95.39 130.47 07/16/2023 17:19:03 -70.82, 95.31 130.46 3.19 51
14 07/16/2023 18:08:56 70.71, -97.15 49.44 07/16/2023 18:08:25 70.71, -97.18 49.45 1.00 31

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/4/2023
SNOs_Map_NOAA-21_TERRA_20230704.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/04/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA