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: 12/13/2018
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 12/14/2018 11:04:07 68.31, 12.52 91.41 12/14/2018 11:05:13 68.32, 12.48 91.42 2.25 66
2 12/14/2018 11:54:49 -68.23, 179.94 88.67 12/14/2018 11:54:43 -68.21, 179.98 88.69 2.65 6
3 12/14/2018 12:45:27 67.77, -12.17 90.88 12/14/2018 12:44:15 67.82, -12.83 90.93 28.08 72
4 12/17/2018 03:21:04 68.27, 128.33 91.51 12/17/2018 03:21:44 68.27, 128.30 91.50 1.45 40
5 12/17/2018 04:11:45 -68.14, -64.17 88.64 12/17/2018 04:11:14 -68.16, -64.20 88.61 3.17 31
6 12/19/2018 18:47:29 -69.01, 75.81 87.68 12/19/2018 18:48:38 -68.91, 77.31 87.80 60.88 69
7 12/19/2018 19:38:01 68.24,-115.86 91.55 12/19/2018 19:38:15 68.24,-115.87 91.54 0.45 14
8 12/19/2018 20:28:42 -68.10, 51.64 88.60 12/19/2018 20:27:46 -68.08, 51.58 88.62 3.46 56
9 12/22/2018 11:04:14 -68.33,-167.52 88.35 12/22/2018 11:05:19 -68.34,-167.52 88.35 0.18 65
10 12/22/2018 11:54:58 68.21, -0.06 91.54 12/22/2018 11:54:46 68.22, -0.01 91.54 2.10 12
11 12/22/2018 12:45:33 -67.75, 167.84 88.94 12/22/2018 12:44:21 -67.84, 167.17 88.84 30.09 72
12 12/25/2018 03:21:10 -68.30, -51.72 88.42 12/25/2018 03:21:50 -68.28, -51.72 88.44 2.60 40
13 12/25/2018 04:11:54 68.19, 115.74 91.47 12/25/2018 04:11:17 68.16, 115.79 91.45 3.31 37

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 12/13/2018
SNOs_Map_NOAA-20_TERRA_20181213.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 12/13/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service