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: 4/17/2021
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 04/18/2021 09:23:19 -68.69,-142.61 122.38 04/18/2021 09:24:31 -68.66,-142.48 122.42 6.19 72
2 04/18/2021 10:14:02 68.50, 24.95 57.42 04/18/2021 10:13:59 68.50, 24.97 57.41 1.00 3
3 04/18/2021 11:04:43 -68.38,-167.57 122.73 04/18/2021 11:03:29 -68.39,-167.54 122.72 1.84 74
4 04/21/2021 01:40:13 -68.56, -26.67 123.44 04/21/2021 01:41:00 -68.57, -26.72 123.43 2.09 47
5 04/21/2021 02:30:57 68.43, 140.81 56.42 04/21/2021 02:30:27 68.46, 140.79 56.45 3.29 30
6 04/21/2021 03:21:21 -67.38, -50.57 124.65 04/21/2021 03:20:14 -67.40, -52.80 124.61 95.15 67
7 04/23/2021 17:06:39 69.26, -79.18 56.40 04/23/2021 17:07:48 69.19, -77.69 56.30 59.42 69
8 04/23/2021 17:57:09 -68.54, 89.12 124.36 04/23/2021 17:57:28 -68.53, 89.11 124.37 1.40 19
9 04/23/2021 18:47:53 68.41,-103.40 55.50 04/23/2021 18:46:55 68.41,-103.39 55.50 0.77 58
10 04/26/2021 09:23:22 68.60, 37.48 54.85 04/26/2021 09:24:24 68.64, 37.49 54.88 3.55 62
11 04/26/2021 10:14:03 -68.47,-155.02 125.31 04/26/2021 10:13:55 -68.48,-155.07 125.29 2.45 8
12 04/26/2021 11:04:39 67.91, 12.99 54.12 04/26/2021 11:03:29 67.97, 11.97 54.19 43.41 70
13 04/29/2021 01:40:18 68.59, 153.26 53.99 04/29/2021 01:40:52 68.58, 153.30 53.98 2.11 34
14 04/29/2021 02:30:59 -68.45, -39.24 126.17 04/29/2021 02:30:23 -68.42, -39.26 126.19 2.99 36

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/17/2021
SNOs_Map_NOAA-20_TERRA_20210417.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/17/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA