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: 12/26/2017
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 12/27/2017 11:04:19 68.42, 12.57 91.61 12/27/2017 11:05:09 68.43, 12.63 91.63 3.23 50
2 12/27/2017 11:55:00 -68.29,-179.95 88.52 12/27/2017 11:54:40 -68.26,-179.94 88.55 2.65 20
3 12/27/2017 12:45:28 67.41, -11.55 90.60 12/27/2017 12:44:19 67.49, -13.19 90.68 70.37 69
4 12/30/2017 04:10:27 -68.39, -63.94 88.56 12/30/2017 04:11:06 -68.41, -63.89 88.55 2.90 39
5 12/30/2017 05:01:08 68.23, 103.58 91.27 12/30/2017 05:00:34 68.24, 103.56 91.29 2.00 34
6 01/01/2018 20:26:12 -69.40, 50.82 87.73 01/01/2018 20:27:19 -69.32, 53.15 87.85 91.58 67
7 01/01/2018 21:16:36 68.34,-140.42 91.18 01/01/2018 21:17:02 68.32,-140.46 91.17 2.41 26
8 01/01/2018 22:07:17 -68.20, 27.08 88.97 01/01/2018 22:06:32 -68.22, 27.04 88.95 2.63 45
9 01/04/2018 13:32:13 68.93, -25.06 91.53 01/04/2018 13:33:23 68.79, -24.01 91.37 44.68 70
10 01/04/2018 14:22:46 -68.36, 143.02 89.06 01/04/2018 14:22:59 -68.35, 143.08 89.07 2.75 13
11 01/04/2018 15:13:27 68.20, -49.47 90.78 01/04/2018 15:12:27 68.18, -49.48 90.76 1.98 60
12 01/07/2018 06:38:15 -68.51,-101.05 89.21 01/07/2018 06:39:26 -68.48,-100.88 89.26 7.73 71
13 01/07/2018 07:28:55 68.30, 66.54 90.57 01/07/2018 07:28:54 68.31, 66.56 90.58 0.89 1
14 01/07/2018 08:19:35 -68.16,-125.96 89.58 01/07/2018 08:18:24 -68.15,-126.00 89.59 1.84 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 12/26/2017
SNOs_Map_NOAA-20_TERRA_20171226.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 12/26/2017 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service