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: 4/27/2021
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 04/29/2021 01:40:18 68.56, 153.30 53.96 04/29/2021 01:40:52 68.59, 153.31 53.99 3.33 34
2 04/29/2021 02:30:59 -68.43, -39.21 126.19 04/29/2021 02:30:23 -68.42, -39.26 126.20 2.14 36
3 05/01/2021 17:06:36 -69.05, 101.09 126.35 05/01/2021 17:07:47 -68.91, 101.94 126.51 37.29 71
4 05/01/2021 17:57:13 68.55, -90.92 53.13 05/01/2021 17:57:19 68.52, -90.90 53.10 3.22 6
5 05/01/2021 18:47:54 -68.41, 76.57 127.02 05/01/2021 18:46:49 -68.41, 76.60 127.02 1.41 65
6 05/04/2021 09:23:24 -68.61,-142.55 127.59 05/04/2021 09:24:19 -68.61,-142.55 127.59 0.62 55
7 05/04/2021 10:14:08 68.48, 24.92 52.28 05/04/2021 10:13:46 68.50, 24.96 52.29 2.12 22
8 05/04/2021 11:04:37 -67.70,-166.77 128.52 05/04/2021 11:03:28 -67.72,-168.32 128.49 65.45 69
9 05/07/2021 00:49:55 69.59, 164.53 52.67 05/07/2021 00:51:02 69.47, 166.79 52.53 89.01 67
10 05/07/2021 01:40:19 -68.54, -26.70 128.41 05/07/2021 01:40:47 -68.53, -26.77 128.42 2.84 28
11 05/07/2021 02:31:03 68.42, 140.77 51.46 05/07/2021 02:30:14 68.41, 140.73 51.45 1.60 49
12 05/09/2021 17:06:34 68.68, -78.43 51.02 05/09/2021 17:07:43 68.66, -78.37 50.99 3.54 69
13 05/09/2021 17:57:15 -68.53, 89.08 129.14 05/09/2021 17:57:14 -68.50, 89.08 129.17 3.44 1
14 05/09/2021 18:47:55 68.20,-103.18 50.51 05/09/2021 18:46:43 68.27,-103.56 50.59 17.37 72

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/27/2021
SNOs_Map_NOAA-20_TERRA_20210427.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/27/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA