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: 7/18/2021
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 07/20/2021 16:16:01 68.74, -65.94 48.15 07/20/2021 16:16:59 68.72, -65.91 48.12 2.53 58
2 07/20/2021 17:06:42 -68.60, 101.56 131.99 07/20/2021 17:06:29 -68.61, 101.59 131.98 1.78 13
3 07/20/2021 17:57:15 67.88, -90.22 47.28 07/20/2021 17:56:06 67.93, -91.56 47.38 56.75 69
4 07/23/2021 08:32:55 68.67, 49.91 48.61 07/23/2021 08:33:25 68.70, 49.95 48.63 3.08 30
5 07/23/2021 09:23:36 -68.53,-142.58 131.53 07/23/2021 09:22:56 -68.53,-142.62 131.52 1.41 40
6 07/25/2021 23:59:10 -68.99, -2.06 130.49 07/26/2021 00:00:22 -68.90, -1.56 130.61 22.67 72
7 07/26/2021 00:49:49 68.61, 165.76 49.12 07/26/2021 00:49:52 68.61, 165.73 49.13 1.43 3
8 07/26/2021 01:40:31 -68.52, -26.80 130.97 07/26/2021 01:39:22 -68.51, -26.76 130.97 1.75 69
9 07/28/2021 16:16:00 -68.72, 114.08 130.17 07/28/2021 16:16:51 -68.71, 114.08 130.19 1.06 51
10 07/28/2021 17:06:44 68.60, -78.46 49.72 07/28/2021 17:06:18 68.58, -78.42 49.71 2.31 26
11 07/28/2021 17:57:10 -67.65, 90.07 131.25 07/28/2021 17:56:02 -67.70, 88.17 131.14 80.24 68
12 07/31/2021 07:42:26 69.55, 61.37 51.34 07/31/2021 07:43:34 69.44, 63.28 51.17 75.15 68
13 07/31/2021 08:32:53 -68.65,-130.07 129.59 07/31/2021 08:33:16 -68.67,-130.07 129.57 2.45 23
14 07/31/2021 09:23:37 68.54, 37.39 50.31 07/31/2021 09:22:43 68.55, 37.42 50.32 1.68 54

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/18/2021
SNOs_Map_NOAA-20_TERRA_20210718.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/18/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA