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: 6/29/2023
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 07/01/2023 14:27:06 70.76, -41.75 47.69 07/01/2023 14:27:29 70.74, -41.75 47.66 2.14 23
2 07/01/2023 15:17:48 -70.67, 125.72 132.41 07/01/2023 15:16:55 -70.64, 125.75 132.43 3.24 53
3 07/04/2023 02:30:15 -70.82, -42.63 132.06 07/04/2023 02:31:25 -70.83, -42.63 132.06 1.62 70
4 07/04/2023 03:20:59 70.71, 124.85 47.84 07/04/2023 03:20:47 70.73, 124.88 47.85 2.00 12
5 07/04/2023 04:11:31 -70.09, -66.85 132.82 07/04/2023 04:10:21 -70.19, -68.25 132.65 54.12 70
6 07/06/2023 15:24:08 -70.77, 123.97 131.87 07/06/2023 15:24:43 -70.80, 123.97 131.85 2.91 35
7 07/06/2023 16:14:52 70.67, -68.56 48.03 07/06/2023 16:14:05 70.69, -68.52 48.06 2.47 47
8 07/09/2023 03:27:22 70.99, 122.81 48.65 07/09/2023 03:28:33 70.94, 123.20 48.57 15.22 71
9 07/09/2023 04:18:01 -70.73, -69.44 131.63 07/09/2023 04:18:01 -70.74, -69.46 131.62 1.20 0
10 07/09/2023 05:08:39 70.32, 98.53 47.94 07/09/2023 05:07:28 70.35, 97.64 48.03 33.53 71
11 07/11/2023 16:21:11 70.80, -70.35 48.77 07/11/2023 16:21:51 70.80, -70.36 48.77 0.13 40
12 07/11/2023 17:11:53 -70.70, 97.14 131.34 07/11/2023 17:11:17 -70.71, 97.15 131.32 1.62 36

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 6/29/2023
SNOs_Map_NOAA-21_TERRA_20230629.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 06/29/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA