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: 11/7/2023
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 11/09/2023 13:30:01 71.23, -28.38 88.02 11/09/2023 13:31:04 71.22, -28.46 88.00 3.36 63
2 11/09/2023 14:20:43 -71.13, 139.11 92.08 11/09/2023 14:20:29 -71.14, 139.08 92.07 1.91 14
3 11/09/2023 15:11:11 70.18, -52.04 86.98 11/09/2023 15:10:05 70.27, -54.57 87.08 95.39 66
4 11/12/2023 01:33:21 -71.68, -29.98 90.83 11/12/2023 01:34:31 -71.58, -28.81 90.95 42.75 70
5 11/12/2023 02:23:57 71.17, 138.24 88.66 11/12/2023 02:23:58 71.20, 138.25 88.69 3.49 1
6 11/12/2023 03:14:38 -71.01, -54.18 91.49 11/12/2023 03:13:25 -71.01, -54.38 91.49 7.43 73
7 11/14/2023 14:27:10 -71.21, 137.35 90.63 11/14/2023 14:27:31 -71.22, 137.37 90.62 0.90 21
8 11/14/2023 15:17:54 71.12, -55.17 89.29 11/14/2023 15:16:53 71.11, -55.13 89.28 1.31 61
9 11/17/2023 02:30:24 71.24, 136.51 90.04 11/17/2023 02:30:59 71.26, 136.53 90.05 2.47 35
10 11/17/2023 03:21:06 -71.13, -55.99 90.07 11/17/2023 03:20:25 -71.13, -56.03 90.07 1.40 41
11 11/19/2023 14:33:36 -71.26, 135.67 89.34 11/19/2023 14:34:30 -71.26, 135.63 89.35 1.35 54
12 11/19/2023 15:24:20 71.17, -56.87 90.58 11/19/2023 15:23:52 71.16, -56.87 90.56 1.64 28

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 11/7/2023
SNOs_Map_NOAA-21_TERRA_20231107.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 11/07/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA