Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/5/2018
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 10/07/2018 10:40:02 -69.36,-162.47 105.19 10/07/2018 10:41:10 -69.24,-160.48 105.28 79.68 68
2 10/07/2018 11:30:31 68.43, 6.09 73.91 10/07/2018 11:30:50 68.40, 6.12 73.88 3.10 19
3 10/07/2018 12:21:12 -68.30, 173.58 106.21 10/07/2018 12:20:20 -68.30, 173.63 106.21 1.84 52
4 10/10/2018 02:56:40 -68.51, -45.55 105.01 10/10/2018 02:57:50 -68.50, -45.53 105.02 1.65 70
5 10/10/2018 03:47:24 68.38, 121.92 74.88 10/10/2018 03:47:17 68.38, 121.97 74.88 2.16 7
6 10/10/2018 04:38:02 -68.09, -70.38 105.40 10/10/2018 04:36:50 -68.11, -70.72 105.39 14.01 72
7 10/12/2018 19:13:34 -68.46, 70.27 104.04 10/12/2018 19:14:18 -68.48, 70.33 104.03 2.71 44
8 10/12/2018 20:04:17 68.29,-122.19 75.80 10/12/2018 20:03:46 68.30,-122.24 75.81 2.75 31
9 10/15/2018 10:39:58 69.15, 17.80 77.63 10/15/2018 10:41:07 69.06, 19.30 77.56 60.50 69
10 10/15/2018 11:30:28 -68.42,-173.91 103.09 10/15/2018 11:30:47 -68.41,-173.88 103.10 1.98 19
11 10/15/2018 12:21:12 68.30, -6.44 76.81 10/15/2018 12:20:14 68.28, -6.38 76.79 2.89 58
12 10/18/2018 02:56:40 68.47, 134.48 77.93 10/18/2018 02:57:45 68.49, 134.47 77.96 2.23 65
13 10/18/2018 03:47:21 -68.33, -58.02 102.20 10/18/2018 03:47:16 -68.34, -58.08 102.19 2.86 5
14 10/18/2018 04:37:59 67.88, 109.85 77.38 10/18/2018 04:36:48 67.93, 109.08 77.41 32.60 71

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/5/2018
SNOs_Map_NPP_TERRA_20181005.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/05/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service