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: 5/2/2023
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 05/04/2023 12:33:11 71.60, -14.55 55.61 05/04/2023 12:34:16 71.48, -11.74 55.41 99.80 65
2 05/04/2023 13:23:35 -70.57, 154.51 125.48 05/04/2023 13:23:56 -70.55, 154.49 125.50 2.39 21
3 05/04/2023 14:14:19 70.45, -37.99 54.39 05/04/2023 14:13:19 70.47, -37.97 54.42 2.43 60
4 05/07/2023 01:26:49 70.66, 153.56 53.90 05/07/2023 01:27:59 70.68, 153.61 53.91 2.56 70
5 05/07/2023 02:17:30 -70.52, -38.89 126.26 05/07/2023 02:17:25 -70.52, -38.97 126.25 2.73 5
6 05/07/2023 03:08:06 69.98, 129.26 53.18 05/07/2023 03:06:56 69.99, 127.94 53.23 50.05 70
7 05/09/2023 14:20:45 70.61, -39.85 53.17 05/09/2023 14:21:29 70.61, -39.88 53.15 1.30 44
8 05/09/2023 15:11:27 -70.52, 127.61 126.94 05/09/2023 15:10:54 -70.51, 127.62 126.95 1.52 33
9 05/12/2023 02:24:14 -71.57, -42.28 126.49 05/12/2023 02:25:20 -71.48, -39.59 126.66 95.09 66
10 05/12/2023 03:14:41 70.57, 126.72 52.46 05/12/2023 03:14:58 70.57, 126.66 52.46 2.37 17
11 05/12/2023 04:05:23 -70.48, -65.81 127.65 05/12/2023 04:04:23 -70.47, -65.82 127.65 0.99 60
12 05/14/2023 15:17:53 -70.65, 125.80 128.08 05/14/2023 15:19:03 -70.65, 125.73 128.09 2.62 70
13 05/14/2023 16:08:37 70.54, -66.71 51.80 05/14/2023 16:08:26 70.55, -66.75 51.82 2.20 11

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 5/2/2023
SNOs_Map_NOAA-21_TERRA_20230502.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 05/02/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA