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: 7/2/2023
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 02:30:16 -70.85, -42.69 132.02 07/04/2023 02:31:25 -70.85, -42.60 132.05 3.21 69
2 07/04/2023 03:20:59 70.70, 124.88 47.82 07/04/2023 03:20:48 70.69, 124.83 47.82 1.88 11
3 07/04/2023 04:11:32 -70.13, -66.91 132.78 07/04/2023 04:10:22 -70.15, -68.31 132.69 53.00 70
4 07/06/2023 15:24:07 -70.76, 124.00 131.88 07/06/2023 15:24:43 -70.76, 123.92 131.88 2.90 36
5 07/06/2023 16:14:51 70.65, -68.53 48.01 07/06/2023 16:14:05 70.66, -68.57 48.03 1.68 46
6 07/09/2023 03:27:22 71.03, 122.75 48.69 07/09/2023 03:28:32 70.98, 123.25 48.60 18.78 70
7 07/09/2023 04:18:01 -70.77, -69.50 131.59 07/09/2023 04:18:00 -70.77, -69.42 131.59 2.94 1
8 07/09/2023 05:08:38 70.30, 98.56 47.92 07/09/2023 05:07:27 70.39, 97.69 48.06 34.12 71
9 07/11/2023 16:21:11 70.78, -70.32 48.75 07/11/2023 16:21:52 70.80, -70.37 48.76 2.40 41
10 07/11/2023 17:11:53 -70.68, 97.17 131.36 07/11/2023 17:11:18 -70.70, 97.13 131.33 2.82 35
11 07/14/2023 04:24:30 -71.37, -72.09 130.27 07/14/2023 04:25:40 -71.25, -70.68 130.46 51.96 70
12 07/14/2023 05:15:04 70.75, 96.25 49.08 07/14/2023 05:15:09 70.76, 96.23 49.09 1.00 5
13 07/14/2023 06:05:46 -70.65, -96.25 131.03 07/14/2023 06:04:35 -70.66, -96.27 131.00 1.93 71

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 7/2/2023
SNOs_Map_NOAA-21_TERRA_20230702.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 07/02/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA