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: 7/24/2021
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 07/25/2021 23:59:11 -69.07, -2.16 130.41 07/26/2021 00:00:23 -68.95, -1.50 130.56 29.25 72
2 07/26/2021 00:49:49 68.62, 165.75 49.14 07/26/2021 00:49:54 68.62, 165.73 49.13 1.00 5
3 07/26/2021 01:40:30 -68.48, -26.75 131.00 07/26/2021 01:39:24 -68.51, -26.78 130.97 2.57 66
4 07/28/2021 16:16:00 -68.74, 114.06 130.15 07/28/2021 16:16:54 -68.72, 114.09 130.17 2.10 54
5 07/28/2021 17:06:44 68.61, -78.47 49.74 07/28/2021 17:06:21 68.61, -78.41 49.73 2.70 23
6 07/28/2021 17:57:12 -67.78, 89.91 131.12 07/28/2021 17:56:03 -67.83, 88.30 131.02 67.90 69
7 07/31/2021 07:42:30 69.72, 61.12 51.52 07/31/2021 07:43:36 69.64, 63.53 51.37 93.31 66
8 07/31/2021 08:32:54 -68.67,-130.09 129.57 07/31/2021 08:33:22 -68.65,-130.12 129.59 2.62 28
9 07/31/2021 09:23:38 68.55, 37.38 50.32 07/31/2021 09:22:49 68.53, 37.38 50.31 1.99 49
10 08/02/2021 23:59:06 68.75, 178.25 51.20 08/03/2021 00:00:18 68.73, 178.23 51.17 2.35 72
11 08/03/2021 00:49:47 -68.61, -14.24 128.95 08/03/2021 00:49:48 -68.63, -14.26 128.93 2.79 1
12 08/03/2021 01:40:29 68.38, 153.36 50.83 08/03/2021 01:39:17 68.40, 153.10 50.86 11.05 72
13 08/05/2021 16:16:00 68.70, -65.90 51.85 08/05/2021 16:16:45 68.71, -65.92 51.86 1.76 45
14 08/05/2021 17:06:42 -68.60, 101.54 128.24 08/05/2021 17:06:15 -68.61, 101.59 128.24 2.01 27

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/24/2021
SNOs_Map_NOAA-20_TERRA_20210724.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/24/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA