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: 9/15/2019
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 09/17/2019 18:47:08 -68.46, 76.62 113.80 09/17/2019 18:48:20 -68.45, 76.71 113.82 4.10 72
2 09/17/2019 19:37:51 68.28,-115.84 66.04 09/17/2019 19:37:48 68.29,-115.84 66.04 0.27 3
3 09/17/2019 20:28:32 -68.14, 51.65 114.09 09/17/2019 20:27:19 -68.12, 51.60 114.12 3.37 73
4 09/20/2019 11:04:03 -68.39,-167.53 112.83 09/20/2019 11:04:53 -68.38,-167.51 112.85 2.11 50
5 09/20/2019 11:54:46 68.22, 0.00 67.01 09/20/2019 11:54:21 68.21, -0.06 67.00 2.73 25
6 09/20/2019 12:45:13 -67.32, 168.42 113.87 09/20/2019 12:44:04 -67.38, 166.62 113.82 77.45 69
7 09/23/2019 02:30:35 69.44, 139.49 69.25 09/23/2019 02:31:41 69.31, 141.90 69.13 95.34 66
8 09/23/2019 03:20:58 -68.33, -51.68 111.86 09/23/2019 03:21:27 -68.32, -51.71 111.86 1.61 29
9 09/23/2019 04:11:42 68.21, 115.78 68.05 09/23/2019 04:10:54 68.21, 115.80 68.04 0.86 48
10 09/25/2019 18:47:16 68.69,-103.70 69.54 09/25/2019 18:48:27 68.60,-103.15 69.45 24.06 71
11 09/25/2019 19:37:53 -68.32, 64.10 110.82 09/25/2019 19:38:00 -68.34, 64.16 110.81 3.16 7
12 09/25/2019 20:28:36 68.15,-128.38 69.03 09/25/2019 20:27:28 68.17,-128.40 69.04 1.83 68
13 09/28/2019 11:04:07 68.41, 12.43 70.31 09/28/2019 11:05:06 68.40, 12.46 70.30 1.50 59
14 09/28/2019 11:54:48 -68.26, 179.94 109.84 09/28/2019 11:54:37 -68.26, 179.91 109.84 1.45 11
15 09/28/2019 12:45:22 67.61, -11.94 69.53 09/28/2019 12:44:12 67.69, -13.10 69.60 50.11 70

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/15/2019
SNOs_Map_NOAA-20_TERRA_20190916.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/15/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service