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: 4/30/2023
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 05/02/2023 00:29:39 -70.63, -12.09 124.67 05/02/2023 00:30:25 -70.62, -12.01 124.68 2.86 46
2 05/02/2023 01:20:23 70.51, 155.41 55.20 05/02/2023 01:19:49 70.49, 155.45 55.18 2.71 34
3 05/04/2023 13:23:35 -70.57, 154.52 125.48 05/04/2023 13:23:56 -70.57, 154.50 125.49 0.89 21
4 05/04/2023 14:14:19 70.45, -37.99 54.39 05/04/2023 14:13:19 70.48, -37.96 54.42 3.35 60
5 05/07/2023 01:26:49 70.66, 153.56 53.91 05/07/2023 01:28:00 70.63, 153.55 53.87 3.13 71
6 05/07/2023 02:17:30 -70.52, -38.89 126.26 05/07/2023 02:17:25 -70.53, -38.94 126.24 2.63 5
7 05/07/2023 03:08:06 69.98, 129.25 53.18 05/07/2023 03:06:56 70.01, 127.96 53.25 49.26 70
8 05/09/2023 14:20:45 70.62, -39.86 53.17 05/09/2023 14:21:29 70.63, -39.85 53.17 0.96 44
9 05/09/2023 15:11:27 -70.53, 127.61 126.94 05/09/2023 15:10:54 -70.53, 127.66 126.93 2.00 33
10 05/12/2023 02:24:14 -71.58, -42.29 126.47 05/12/2023 02:25:20 -71.51, -39.55 126.63 97.12 66
11 05/12/2023 03:14:41 70.59, 126.70 52.48 05/12/2023 03:14:58 70.60, 126.70 52.48 1.03 17
12 05/12/2023 04:05:23 -70.49, -65.83 127.63 05/12/2023 04:04:23 -70.50, -65.78 127.62 2.18 60

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 4/30/2023
SNOs_Map_NOAA-21_TERRA_20230430.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 04/30/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA