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: 3/20/2021
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 03/22/2021 17:56:53 -68.57, 89.21 112.44 03/22/2021 17:57:49 -68.56, 89.18 112.46 1.37 56
2 03/22/2021 18:47:37 68.45,-103.32 67.42 03/22/2021 18:47:16 68.45,-103.31 67.43 0.75 21
3 03/22/2021 19:38:06 -67.66, 64.98 113.40 03/22/2021 19:36:57 -67.73, 63.48 113.30 63.89 69
4 03/25/2021 09:23:24 69.57, 36.26 67.56 03/25/2021 09:24:30 69.49, 38.62 67.42 92.27 66
5 03/25/2021 10:13:48 -68.52,-154.97 113.55 03/25/2021 10:14:15 -68.55,-154.95 113.52 3.36 27
6 03/25/2021 11:04:32 68.40, 12.49 66.32 03/25/2021 11:03:43 68.38, 12.49 66.30 2.17 49
7 03/28/2021 01:40:02 68.57, 153.41 65.47 03/28/2021 01:41:13 68.59, 153.34 65.48 3.17 71
8 03/28/2021 02:30:44 -68.48, -39.16 114.64 03/28/2021 02:30:43 -68.48, -39.15 114.64 0.45 1
9 03/28/2021 03:21:25 68.20, 128.52 65.06 03/28/2021 03:20:12 68.25, 128.22 65.12 13.75 73
10 03/30/2021 17:56:59 68.59, -90.85 64.44 03/30/2021 17:57:40 68.57, -90.80 64.41 3.01 41
11 03/30/2021 18:47:40 -68.44, 76.66 115.73 03/30/2021 18:47:11 -68.41, 76.64 115.76 3.39 29
12 04/02/2021 09:23:22 -69.25,-143.31 115.91 04/02/2021 09:24:31 -69.16,-141.82 116.03 59.74 69
13 04/02/2021 10:13:54 68.50, 25.03 63.31 04/02/2021 10:14:08 68.48, 24.98 63.29 2.29 14
14 04/02/2021 11:04:36 -68.40,-167.53 116.81 04/02/2021 11:03:38 -68.39,-167.51 116.82 2.06 58

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/20/2021
SNOs_Map_NOAA-20_TERRA_20210320.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/20/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA