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: 3/30/2023
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 04/01/2023 15:25:03 -71.48, 122.76 113.08 04/01/2023 15:26:09 -71.35, 125.44 113.31 96.06 66
2 04/01/2023 16:15:30 70.49, -68.26 65.85 04/01/2023 16:15:46 70.47, -68.25 65.83 1.76 16
3 04/01/2023 17:06:11 -70.34, 99.28 114.31 04/01/2023 17:05:12 -70.36, 99.25 114.29 2.41 59
4 04/04/2023 04:18:45 -70.98, -69.84 114.60 04/04/2023 04:19:56 -70.85, -68.78 114.77 41.11 71
5 04/04/2023 05:09:21 70.45, 98.32 64.84 04/04/2023 05:09:24 70.46, 98.30 64.84 1.11 3
6 04/04/2023 06:00:03 -70.36, -94.22 115.28 04/04/2023 05:58:50 -70.35, -94.21 115.28 1.24 73
7 04/06/2023 17:12:29 -70.59, 97.33 115.98 04/06/2023 17:13:38 -70.57, 97.37 116.01 2.36 69
8 04/06/2023 18:03:12 70.43, -95.11 63.85 04/06/2023 18:03:01 70.45, -95.14 63.87 2.67 11
9 04/06/2023 18:53:45 -69.86, 73.08 116.77 04/06/2023 18:52:35 -69.90, 71.73 116.68 51.73 70
10 04/09/2023 06:06:19 -70.57, -96.12 116.95 04/09/2023 06:07:13 -70.57, -96.05 116.97 2.42 54
11 04/09/2023 06:57:02 70.42, 71.44 62.88 04/09/2023 06:56:36 70.45, 71.44 62.91 3.39 26
12 04/11/2023 19:00:09 -70.52, 70.50 117.95 04/11/2023 19:00:49 -70.52, 70.45 117.96 1.91 40
13 04/11/2023 19:50:53 70.42,-122.04 61.94 04/11/2023 19:50:12 70.40,-122.06 61.92 2.71 41

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/30/2023
SNOs_Map_NOAA-21_TERRA_20230330.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/30/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA