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: 4/14/2021
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 04/15/2021 17:06:41 -69.66, 100.28 120.45 04/15/2021 17:07:47 -69.60, 102.85 120.54 99.96 66
2 04/15/2021 17:57:07 68.57, -90.90 58.43 04/15/2021 17:57:31 68.55, -90.85 58.40 3.19 24
3 04/15/2021 18:47:48 -68.44, 76.59 121.72 04/15/2021 18:47:01 -68.44, 76.65 121.72 2.53 47
4 04/18/2021 09:23:20 -68.73,-142.66 122.35 04/18/2021 09:24:31 -68.68,-142.46 122.40 9.70 71
5 04/18/2021 10:14:02 68.49, 24.96 57.40 04/18/2021 10:13:59 68.51, 24.98 57.42 2.62 3
6 04/18/2021 11:04:43 -68.36,-167.54 122.75 04/18/2021 11:03:30 -68.35,-167.58 122.75 1.77 73
7 04/21/2021 01:40:14 -68.59, -26.72 123.40 04/21/2021 01:41:00 -68.59, -26.69 123.42 1.24 46
8 04/21/2021 02:30:58 68.47, 140.76 56.46 04/21/2021 02:30:27 68.47, 140.81 56.46 2.19 31
9 04/21/2021 03:21:21 -67.36, -50.55 124.67 04/21/2021 03:20:14 -67.42, -52.78 124.60 95.43 67
10 04/23/2021 17:06:39 69.30, -79.23 56.43 04/23/2021 17:07:48 69.15, -77.75 56.26 61.03 69
11 04/23/2021 17:57:08 -68.52, 89.15 124.38 04/23/2021 17:57:27 -68.54, 89.13 124.36 3.18 19
12 04/23/2021 18:47:52 68.39,-103.38 55.48 04/23/2021 18:46:55 68.37,-103.44 55.46 3.34 57
13 04/26/2021 09:23:22 68.58, 37.51 54.83 04/26/2021 09:24:25 68.59, 37.44 54.84 3.19 63
14 04/26/2021 10:14:04 -68.49,-155.06 125.28 04/26/2021 10:13:55 -68.49,-155.05 125.28 0.35 9
15 04/26/2021 11:04:40 67.94, 12.96 54.15 04/26/2021 11:03:29 67.98, 11.98 54.20 40.85 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/14/2021
SNOs_Map_NOAA-20_TERRA_20210414.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/14/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA