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: 1/4/2019
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 01/04/2019 18:47:32 -68.53, 76.43 88.88 01/04/2019 18:48:43 -68.49, 76.80 88.93 15.40 71
2 01/04/2019 19:38:13 68.24,-115.89 90.83 01/04/2019 19:38:13 68.21,-115.89 90.80 3.08 0
3 01/04/2019 20:28:54 -68.10, 51.61 89.32 01/04/2019 20:27:43 -68.10, 51.61 89.32 0.40 71
4 01/07/2019 11:04:25 -68.30,-167.50 89.43 01/07/2019 11:05:15 -68.30,-167.55 89.42 2.11 50
5 01/07/2019 11:55:09 68.17, -0.04 90.45 01/07/2019 11:54:42 68.19, -0.03 90.47 2.16 27
6 01/07/2019 12:45:35 -67.22, 168.45 90.53 01/07/2019 12:44:27 -67.25, 166.52 90.47 82.90 68
7 01/10/2019 02:30:54 69.12, 139.84 91.08 01/10/2019 02:32:02 69.05, 141.63 90.96 71.73 68
8 01/10/2019 03:21:22 -68.28, -51.71 89.80 01/10/2019 03:21:44 -68.28, -51.69 89.81 0.81 22
9 01/10/2019 04:12:05 68.11, 115.81 90.02 01/10/2019 04:11:12 68.11, 115.75 90.02 2.73 53
10 01/12/2019 18:47:37 68.36,-103.37 89.88 01/12/2019 18:48:43 68.34,-103.36 89.86 2.19 66
11 01/12/2019 19:38:18 -68.21, 64.14 90.28 01/12/2019 19:38:13 -68.24, 64.14 90.26 3.16 5
12 01/12/2019 20:28:57 67.83,-128.07 89.32 01/12/2019 20:27:45 67.84,-128.68 89.35 25.57 72
13 01/15/2019 11:04:32 68.30, 12.48 89.36 01/15/2019 11:05:11 68.30, 12.46 89.35 0.85 39
14 01/15/2019 11:55:14 -68.20, 179.92 90.76 01/15/2019 11:54:41 -68.19, 179.97 90.77 2.08 33

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 1/4/2019
SNOs_Map_NOAA-20_TERRA_20190104.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 01/04/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service