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: 3/7/2022
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 03/09/2022 12:52:47 -69.32, 164.16 106.33 03/09/2022 12:53:59 -69.29, 164.14 106.37 3.24 72
2 03/09/2022 13:43:31 69.21, -28.37 73.55 03/09/2022 13:43:26 69.19, -28.35 73.52 2.57 5
3 03/09/2022 14:34:10 -68.95, 139.30 106.74 03/09/2022 14:32:57 -69.02, 139.06 106.66 11.98 73
4 03/12/2022 05:09:44 -69.27, -80.00 107.43 03/12/2022 05:10:24 -69.28, -79.99 107.43 1.21 40
5 03/12/2022 06:00:28 69.16, 87.46 72.44 03/12/2022 05:59:51 69.17, 87.50 72.45 1.96 37
6 03/14/2022 20:36:05 69.65,-132.10 71.92 03/14/2022 20:37:16 69.53,-131.42 71.77 29.27 71
7 03/14/2022 21:26:41 -69.23, 35.83 108.54 03/14/2022 21:26:50 -69.20, 35.78 108.57 3.34 9
8 03/14/2022 22:17:25 69.12,-156.71 71.34 03/14/2022 22:16:16 69.14,-156.65 71.36 3.43 69
9 03/17/2022 12:52:55 69.29, -15.82 70.48 03/17/2022 12:53:43 69.32, -15.82 70.50 3.43 48
10 03/17/2022 13:43:37 -69.19, 151.65 109.65 03/17/2022 13:43:14 -69.16, 151.61 109.67 3.17 23
11 03/17/2022 14:34:03 68.11, -39.61 69.23 03/17/2022 14:32:57 68.15, -41.99 69.35 98.71 66
12 03/20/2022 04:19:22 -70.10, -68.55 109.73 03/20/2022 04:20:30 -69.99, -66.68 109.90 72.14 68
13 03/20/2022 05:09:52 69.26, 100.00 69.38 03/20/2022 05:10:08 69.27, 99.99 69.38 0.93 16
14 03/20/2022 06:00:34 -69.15, -92.53 110.75 03/20/2022 05:59:38 -69.16, -92.51 110.73 1.69 56

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/7/2022
SNOs_Map_NOAA-20_TERRA_20220307.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/07/2022 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA