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: 9/18/2022
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 09/20/2022 00:56:05 69.94, 162.51 68.67 09/20/2022 00:56:51 69.92, 162.51 68.66 1.60 46
2 09/20/2022 01:46:46 -69.81, -29.98 111.45 09/20/2022 01:46:21 -69.81, -30.02 111.45 1.45 25
3 09/22/2022 16:22:28 -70.64, 109.87 109.59 09/22/2022 16:23:37 -70.54, 111.63 109.70 65.93 69
4 09/22/2022 17:13:00 69.88, -81.65 69.66 09/22/2022 17:13:14 69.88, -81.67 69.65 0.82 14
5 09/22/2022 18:03:42 -69.80, 85.79 110.42 09/22/2022 18:02:44 -69.77, 85.81 110.45 3.38 58
6 09/25/2022 08:39:11 -69.95,-133.30 109.25 09/25/2022 08:40:10 -69.94,-133.34 109.26 1.95 59
7 09/25/2022 09:29:55 69.83, 34.20 70.64 09/25/2022 09:29:37 69.83, 34.14 70.64 2.05 18
8 09/25/2022 10:20:26 -69.16,-157.53 110.02 09/25/2022 10:19:16 -69.22,-159.03 109.95 59.85 70
9 09/28/2022 00:05:41 70.94, 173.59 72.79 09/28/2022 00:06:47 70.81, 176.16 72.64 94.99 66
10 09/28/2022 00:56:06 -69.95, -17.53 108.21 09/28/2022 00:56:31 -69.93, -17.47 108.23 3.32 25
11 09/28/2022 01:46:50 69.84, 149.95 71.69 09/28/2022 01:45:58 69.81, 150.01 71.67 3.23 52
12 09/30/2022 16:22:19 70.00, -69.16 72.87 09/30/2022 16:23:23 70.01, -69.11 72.88 2.36 64
13 09/30/2022 17:13:01 -69.91, 98.30 107.21 09/30/2022 17:12:53 -69.91, 98.38 107.22 2.96 8
14 09/30/2022 18:03:37 69.37, -93.60 72.26 09/30/2022 18:02:26 69.45, -94.59 72.35 39.82 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/18/2022
SNOs_Map_NOAA-20_TERRA_20220918.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/18/2022 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA