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: 5/9/2018
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 05/09/2018 19:37:58 68.61,-116.31 50.99 05/09/2018 19:39:09 68.52,-115.74 50.90 25.16 71
2 05/09/2018 20:28:34 -68.20, 51.54 129.43 05/09/2018 20:28:43 -68.18, 51.49 129.45 2.69 9
3 05/09/2018 21:19:18 68.08,-140.99 50.44 05/09/2018 21:18:10 68.08,-140.99 50.44 0.29 68
4 05/12/2018 11:54:45 68.30, -0.13 49.99 05/12/2018 11:55:43 68.30, -0.13 49.99 0.40 58
5 05/12/2018 12:45:26 -68.16, 167.37 130.16 05/12/2018 12:45:14 -68.14, 167.31 130.18 3.18 12
6 05/12/2018 13:36:00 67.50, -24.50 49.17 05/12/2018 13:34:50 67.52, -25.75 49.20 53.22 70
7 05/15/2018 04:11:38 68.26, 115.70 49.30 05/15/2018 04:12:15 68.25, 115.68 49.29 0.97 37
8 05/15/2018 05:02:20 -68.17, -76.87 130.80 05/15/2018 05:01:45 -68.15, -76.81 130.82 3.04 35
9 05/17/2018 19:38:00 -69.03, 63.14 130.53 05/17/2018 19:39:09 -68.93, 64.74 130.64 64.61 69
10 05/17/2018 20:28:31 68.22,-128.48 48.65 05/17/2018 20:28:47 68.21,-128.51 48.63 2.14 16
11 05/17/2018 21:19:13 -68.13, 38.96 131.46 05/17/2018 21:18:17 -68.11, 39.01 131.48 3.03 56
12 05/20/2018 11:54:41 -68.35, 179.83 131.80 05/20/2018 11:55:51 -68.33, 179.87 131.81 2.49 70
13 05/20/2018 12:45:24 68.18, -12.65 48.04 05/20/2018 12:45:18 68.21, -12.63 48.06 3.36 6
14 05/20/2018 13:36:03 -67.93, 154.99 132.24 05/20/2018 13:34:51 -67.95, 154.70 132.21 12.46 72

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/9/2018
SNOs_Map_NOAA-20_TERRA_20180509.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/09/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service