Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/29/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 09/30/2023 21:34:12 -71.55, 30.56 105.55 09/30/2023 21:35:24 -71.43, 31.28 105.69 28.40 72
2 09/30/2023 22:24:51 71.18,-161.47 74.08 09/30/2023 22:24:49 71.20,-161.44 74.09 2.22 2
3 09/30/2023 23:15:29 -70.89, 6.34 106.21 09/30/2023 23:14:17 -70.95, 5.83 106.14 19.69 72
4 10/03/2023 10:27:58 -71.23,-162.34 104.91 10/03/2023 10:28:36 -71.24,-162.36 104.91 0.78 38
5 10/03/2023 11:18:42 71.12, 5.17 74.99 10/03/2023 11:17:58 71.15, 5.17 75.03 3.70 44
6 10/05/2023 22:31:08 71.31,-163.27 76.14 10/05/2023 22:32:19 71.28,-163.24 76.11 3.47 71
7 10/05/2023 23:21:49 -71.18, 4.29 103.99 10/05/2023 23:21:45 -71.16, 4.22 104.01 3.05 4
8 10/06/2023 00:12:24 70.59, 172.57 75.43 10/06/2023 00:11:14 70.68, 171.15 75.54 53.17 70
9 10/08/2023 11:24:57 71.22, 3.43 77.01 10/08/2023 11:25:26 71.22, 3.35 77.01 2.85 29
10 10/08/2023 12:15:39 -71.13, 170.90 103.07 10/08/2023 12:14:51 -71.16, 170.90 103.04 3.11 48
11 10/10/2023 23:28:04 -71.29, 2.53 101.97 10/10/2023 23:29:11 -71.28, 2.48 101.98 2.08 67
12 10/11/2023 00:18:48 71.18, 170.02 77.94 10/11/2023 00:18:33 71.17, 169.97 77.93 2.27 15

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/29/2023
SNOs_Map_NOAA-20_TERRA_20230929.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/29/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA