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: 3/13/2018
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 03/14/2018 18:47:34 68.56,-103.58 70.83 03/14/2018 18:48:44 68.51,-103.15 70.76 18.34 70
2 03/14/2018 19:38:11 -68.22, 64.18 109.55 03/14/2018 19:38:17 -68.24, 64.16 109.52 3.20 6
3 03/14/2018 20:28:55 68.08,-128.34 70.30 03/14/2018 20:27:45 68.07,-128.40 70.30 2.97 70
4 03/17/2018 11:04:24 68.31, 12.51 69.51 03/17/2018 11:05:17 68.32, 12.49 69.50 0.82 53
5 03/17/2018 11:55:05 -68.18, 180.00 110.65 03/17/2018 11:54:48 -68.16, 179.94 110.67 3.31 17
6 03/17/2018 12:45:35 67.29, -11.61 68.43 03/17/2018 12:44:27 67.37, -13.32 68.56 73.96 68
7 03/20/2018 03:21:18 68.28, 128.32 68.41 03/20/2018 03:21:47 68.29, 128.33 68.41 0.75 29
8 03/20/2018 04:11:59 -68.15, -64.19 111.75 03/20/2018 04:11:18 -68.13, -64.22 111.76 1.98 41
9 03/22/2018 18:47:34 -68.75, 76.17 112.16 03/22/2018 18:48:45 -68.60, 76.94 112.34 35.56 71
10 03/22/2018 19:38:11 68.25,-115.87 67.32 03/22/2018 19:38:16 68.25,-115.83 67.32 1.83 5
11 03/22/2018 20:28:52 -68.11, 51.62 112.84 03/22/2018 20:27:47 -68.10, 51.62 112.85 1.35 65
12 03/25/2018 11:04:21 -68.34,-167.52 113.64 03/25/2018 11:05:19 -68.34,-167.49 113.65 1.29 58
13 03/25/2018 11:55:04 68.17, 0.01 66.17 03/25/2018 11:54:47 68.16, -0.06 66.17 2.70 17
14 03/25/2018 12:45:36 -67.54, 168.10 114.49 03/25/2018 12:44:25 -67.62, 166.95 114.38 49.69 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/13/2018
SNOs_Map_NOAA-20_TERRA_20180313.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/13/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service