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: 3/28/2023
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 03/30/2023 03:21:38 70.48, 125.21 66.84 03/30/2023 03:22:07 70.49, 125.22 66.84 1.25 29
2 03/30/2023 04:12:20 -70.39, -67.33 113.27 03/30/2023 04:11:33 -70.39, -67.28 113.27 1.77 47
3 04/01/2023 15:25:03 -71.48, 122.76 113.09 04/01/2023 15:26:09 -71.37, 125.46 113.30 96.31 66
4 04/01/2023 16:15:30 70.49, -68.26 65.85 04/01/2023 16:15:46 70.48, -68.23 65.85 1.18 16
5 04/01/2023 17:06:12 -70.39, 99.20 114.26 04/01/2023 17:05:12 -70.38, 99.26 114.27 3.02 60
6 04/04/2023 04:18:46 -71.02, -69.92 114.55 04/04/2023 04:19:56 -70.88, -68.74 114.75 45.84 70
7 04/04/2023 05:09:21 70.45, 98.33 64.83 04/04/2023 05:09:25 70.43, 98.25 64.81 3.60 4
8 04/04/2023 06:00:03 -70.35, -94.21 115.28 04/04/2023 05:58:50 -70.37, -94.17 115.26 2.62 73
9 04/06/2023 17:12:29 -70.58, 97.34 115.99 04/06/2023 17:13:39 -70.56, 97.35 116.02 2.42 70
10 04/06/2023 18:03:12 70.42, -95.10 63.84 04/06/2023 18:03:02 70.44, -95.16 63.85 2.61 10
11 04/06/2023 18:53:45 -69.85, 73.09 116.77 04/06/2023 18:52:35 -69.94, 71.79 116.64 50.75 70
12 04/09/2023 06:06:19 -70.56, -96.10 116.96 04/09/2023 06:07:14 -70.57, -96.05 116.96 2.31 55
13 04/09/2023 06:57:03 70.46, 71.37 62.93 04/09/2023 06:56:37 70.45, 71.44 62.92 2.93 26

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 3/28/2023
SNOs_Map_NOAA-21_TERRA_20230328.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 03/28/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA