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: 11/6/2023
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 11/07/2023 01:26:46 -71.22, -27.55 92.73 11/07/2023 01:27:32 -71.20, -27.57 92.75 2.30 46
2 11/07/2023 02:17:30 71.11, 139.95 87.18 11/07/2023 02:16:54 71.09, 139.92 87.16 2.34 36
3 11/09/2023 13:30:01 71.23, -28.38 88.02 11/09/2023 13:31:03 71.25, -28.41 88.03 1.99 62
4 11/09/2023 14:20:43 -71.13, 139.11 92.08 11/09/2023 14:20:29 -71.12, 139.05 92.09 2.36 14
5 11/09/2023 15:11:11 70.18, -52.05 86.98 11/09/2023 15:10:05 70.24, -54.60 87.06 96.22 66
6 11/12/2023 01:33:21 -71.68, -29.98 90.83 11/12/2023 01:34:31 -71.54, -28.86 90.98 42.19 70
7 11/12/2023 02:23:57 71.17, 138.24 88.66 11/12/2023 02:23:58 71.16, 138.20 88.66 1.43 1
8 11/12/2023 03:14:37 -70.96, -54.09 91.55 11/12/2023 03:13:25 -70.98, -54.43 91.52 12.67 72
9 11/14/2023 14:27:10 -71.21, 137.36 90.63 11/14/2023 14:27:30 -71.23, 137.39 90.62 2.02 20
10 11/14/2023 15:17:54 71.11, -55.17 89.29 11/14/2023 15:16:52 71.12, -55.12 89.29 1.66 62
11 11/17/2023 02:30:24 71.23, 136.51 90.03 11/17/2023 02:30:58 71.25, 136.52 90.04 1.62 34
12 11/17/2023 03:21:06 -71.12, -55.98 90.08 11/17/2023 03:20:24 -71.12, -56.04 90.08 2.19 42
13 11/19/2023 14:33:37 -71.31, 135.59 89.30 11/19/2023 14:34:28 -71.29, 135.68 89.32 3.60 51
14 11/19/2023 15:24:20 71.16, -56.85 90.57 11/19/2023 15:23:50 71.18, -56.83 90.59 2.25 30

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 11/6/2023
SNOs_Map_NOAA-21_TERRA_20231106.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 11/06/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA