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: 8/7/2024
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 08/07/2024 18:36:45 72.53,-107.00 56.57 08/07/2024 18:37:47 72.52,-106.96 56.55 1.42 62
2 08/07/2024 19:27:27 -72.42, 60.54 123.54 08/07/2024 19:27:10 -72.43, 60.54 123.53 1.73 17
3 08/10/2024 06:39:54 -72.49,-107.71 122.76 08/10/2024 06:40:09 -72.47,-107.69 122.78 1.99 15
4 08/10/2024 07:30:38 72.40, 59.78 57.16 08/10/2024 07:29:31 72.38, 59.82 57.15 2.44 67
5 08/12/2024 17:52:21 -72.51, 84.13 122.00 08/12/2024 17:53:08 -72.52, 84.12 122.00 0.81 47
6 08/12/2024 18:43:05 72.43,-108.39 57.93 08/12/2024 18:42:30 72.43,-108.38 57.93 0.39 35
7 08/15/2024 05:04:53 -72.81, -84.57 120.92 08/15/2024 05:06:04 -72.69, -83.84 121.09 27.10 71
8 08/15/2024 05:55:32 72.47, 83.42 58.73 08/15/2024 05:55:28 72.49, 83.45 58.75 2.25 4
9 08/15/2024 06:46:08 -72.05,-108.43 121.72 08/15/2024 06:44:57 -72.09,-109.61 121.61 40.43 71
10 08/17/2024 17:07:59 72.52, -84.78 59.56 08/17/2024 17:08:26 72.51, -84.79 59.55 1.19 27
11 08/17/2024 17:58:42 -72.45, 82.67 120.51 08/17/2024 17:57:49 -72.44, 82.73 120.52 2.79 53
12 08/20/2024 04:20:25 72.53, 107.10 60.37 08/20/2024 04:21:23 72.55, 107.00 60.38 3.75 58
13 08/20/2024 05:11:08 -72.46, -85.45 119.70 08/20/2024 05:10:46 -72.48, -85.48 119.68 1.87 22

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 8/7/2024
SNOs_Map_NOAA-21_TERRA_20240807.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 08/07/2024 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA