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: 3/26/2023
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 03/27/2023 14:27:46 70.48, -41.31 67.83 03/27/2023 14:28:28 70.47, -41.37 67.82 2.37 42
2 03/27/2023 15:18:28 -70.39, 126.15 112.28 03/27/2023 15:17:54 -70.37, 126.13 112.29 1.86 34
3 03/30/2023 03:21:38 70.47, 125.23 66.83 03/30/2023 03:22:07 70.49, 125.22 66.84 2.48 29
4 03/30/2023 04:12:20 -70.38, -67.30 113.29 03/30/2023 04:11:33 -70.39, -67.28 113.27 1.60 47
5 04/01/2023 15:25:03 -71.47, 122.78 113.10 04/01/2023 15:26:09 -71.34, 125.43 113.32 94.91 66
6 04/01/2023 16:15:30 70.48, -68.25 65.85 04/01/2023 16:15:46 70.46, -68.27 65.82 2.53 16
7 04/01/2023 17:06:11 -70.33, 99.30 114.33 04/01/2023 17:05:12 -70.35, 99.23 114.30 3.28 59
8 04/04/2023 04:18:45 -70.97, -69.83 114.61 04/04/2023 04:19:55 -70.87, -68.74 114.75 41.13 70
9 04/04/2023 05:09:20 70.45, 98.33 64.84 04/04/2023 05:09:22 70.48, 98.33 64.86 2.99 2
10 04/04/2023 06:00:02 -70.35, -94.20 115.28 04/04/2023 05:58:48 -70.37, -94.17 115.26 2.33 74
11 04/06/2023 17:12:28 -70.59, 97.33 115.98 04/06/2023 17:13:36 -70.56, 97.37 116.02 2.94 68
12 04/06/2023 18:03:11 70.43, -95.12 63.85 04/06/2023 18:02:59 70.44, -95.14 63.86 1.23 12
13 04/06/2023 18:53:43 -69.81, 73.16 116.82 04/06/2023 18:52:33 -69.89, 71.73 116.68 55.42 70

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/26/2023
SNOs_Map_NOAA-21_TERRA_20230326.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/26/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA