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: 4/22/2022
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 04/23/2022 19:45:45 69.51,-119.25 56.69 04/23/2022 19:46:52 69.48,-119.22 56.66 3.35 67
2 04/23/2022 20:36:26 -69.38, 48.26 123.46 04/23/2022 20:36:22 -69.37, 48.26 123.47 1.17 4
3 04/23/2022 21:27:05 68.98,-143.87 56.13 04/23/2022 21:25:53 69.04,-144.52 56.20 26.59 72
4 04/26/2022 12:02:40 69.44, -3.37 55.74 04/26/2022 12:03:18 69.44, -3.41 55.74 1.49 38
5 04/26/2022 12:53:22 -69.36, 164.07 124.36 04/26/2022 12:52:48 -69.33, 164.08 124.39 3.30 34
6 04/29/2022 03:29:00 -69.97, -55.69 124.55 04/29/2022 03:30:10 -69.88, -54.59 124.67 43.31 70
7 04/29/2022 04:19:36 69.43, 112.42 54.88 04/29/2022 04:19:43 69.43, 112.46 54.88 1.40 7
8 04/29/2022 05:10:17 -69.29, -80.06 125.27 04/29/2022 05:09:14 -69.27, -80.12 125.29 3.38 63
9 05/01/2022 19:45:48 -69.54, 60.73 125.82 05/01/2022 19:46:41 -69.52, 60.81 125.84 3.49 53
10 05/01/2022 20:36:31 69.36,-131.71 54.00 05/01/2022 20:36:09 69.35,-131.78 53.98 3.05 22
11 05/01/2022 21:26:59 -68.53, 36.75 126.86 05/01/2022 21:25:51 -68.58, 34.88 126.79 76.06 68
12 05/04/2022 11:12:16 70.36, 7.94 54.26 05/04/2022 11:13:23 70.30, 10.13 54.16 82.22 67
13 05/04/2022 12:02:42 -69.48, 176.59 126.67 05/04/2022 12:03:05 -69.48, 176.63 126.67 1.38 23
14 05/04/2022 12:53:26 69.36, -15.93 53.21 05/04/2022 12:52:32 69.36, -15.89 53.20 1.73 54

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/22/2022
SNOs_Map_NOAA-20_TERRA_20220422.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/22/2022 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA