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: 1/15/2018
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 01/17/2018 18:47:36 -68.37, 76.75 91.07 01/17/2018 18:48:43 -68.39, 76.69 91.06 3.18 67
2 01/17/2018 19:38:20 68.25,-115.79 88.81 01/17/2018 19:38:10 68.28,-115.80 88.83 2.86 10
3 01/17/2018 20:28:57 -67.89, 51.98 91.58 01/17/2018 20:27:44 -67.95, 51.44 91.50 23.18 73
4 01/20/2018 11:04:31 -68.35,-167.47 91.64 01/20/2018 11:05:13 -68.33,-167.50 91.67 2.52 42
5 01/20/2018 11:55:15 68.24, -0.01 88.24 01/20/2018 11:54:40 68.22, 0.01 88.22 2.22 35
6 01/23/2018 02:30:55 69.02, 140.09 88.47 01/23/2018 02:32:04 68.88, 141.43 88.28 55.80 69
7 01/23/2018 03:21:26 -68.34, -51.68 92.26 01/23/2018 03:21:42 -68.33, -51.62 92.27 2.73 16
8 01/23/2018 04:12:09 68.17, 115.84 87.57 01/23/2018 04:11:10 68.16, 115.82 87.56 1.41 59
9 01/25/2018 18:47:38 68.37,-103.27 87.14 01/25/2018 18:48:42 68.37,-103.32 87.14 2.08 64
10 01/25/2018 19:38:19 -68.27, 64.17 92.97 01/25/2018 19:38:11 -68.27, 64.19 92.97 1.03 8
11 01/25/2018 20:28:55 67.73,-127.84 86.46 01/25/2018 20:27:44 67.82,-128.69 86.59 37.45 71
12 01/28/2018 11:04:32 68.36, 12.51 86.45 01/28/2018 11:05:10 68.37, 12.55 86.45 2.11 38
13 01/28/2018 11:55:13 -68.20,-179.97 93.73 01/28/2018 11:54:41 -68.21,-180.00 93.71 1.62 32

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/15/2018
SNOs_Map_NOAA-20_TERRA_20180115.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/15/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service