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: 4/11/2021
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 04/13/2021 01:40:11 68.56, 153.35 59.38 04/13/2021 01:41:04 68.56, 153.29 59.38 2.27 53
2 04/13/2021 02:30:52 -68.43, -39.16 120.77 04/13/2021 02:30:34 -68.45, -39.21 120.75 3.00 18
3 04/13/2021 03:21:22 67.54, 129.26 58.32 04/13/2021 03:20:14 67.61, 127.46 58.42 76.84 68
4 04/15/2021 17:57:06 68.54, -90.85 58.39 04/15/2021 17:57:31 68.53, -90.87 58.39 0.77 25
5 04/15/2021 18:47:47 -68.40, 76.64 121.76 04/15/2021 18:47:01 -68.42, 76.63 121.74 2.55 46
6 04/18/2021 09:23:19 -68.69,-142.60 122.39 04/18/2021 09:24:31 -68.67,-142.47 122.42 5.92 72
7 04/18/2021 10:14:02 68.51, 24.94 57.42 04/18/2021 10:13:59 68.50, 24.96 57.41 1.84 3
8 04/18/2021 11:04:43 -68.37,-167.56 122.73 04/18/2021 11:03:29 -68.39,-167.53 122.71 2.40 74
9 04/21/2021 01:40:13 -68.56, -26.67 123.44 04/21/2021 01:41:00 -68.57, -26.71 123.43 2.57 47
10 04/21/2021 02:30:57 68.43, 140.80 56.42 04/21/2021 02:30:27 68.45, 140.79 56.44 2.46 30
11 04/21/2021 03:21:21 -67.38, -50.57 124.66 04/21/2021 03:20:14 -67.40, -52.79 124.61 95.17 67
12 04/23/2021 17:06:39 69.26, -79.18 56.40 04/23/2021 17:07:48 69.18, -77.69 56.30 59.43 69
13 04/23/2021 17:57:09 -68.53, 89.13 124.37 04/23/2021 17:57:28 -68.53, 89.11 124.37 0.66 19
14 04/23/2021 18:47:53 68.41,-103.41 55.50 04/23/2021 18:46:55 68.41,-103.39 55.50 0.79 58

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/11/2021
SNOs_Map_NOAA-20_TERRA_20210411.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/11/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA