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: 4/2/2020
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 04/03/2020 11:29:41 68.31, 6.16 62.62 04/03/2020 11:30:07 68.32, 6.17 62.63 1.29 26
2 04/03/2020 12:20:22 -68.18, 173.65 117.53 04/03/2020 12:19:38 -68.15, 173.61 117.55 2.84 44
3 04/06/2020 02:55:55 -68.57, -45.72 118.12 04/06/2020 02:57:06 -68.52, -45.34 118.19 16.56 71
4 04/06/2020 03:46:36 68.28, 121.96 61.58 04/06/2020 03:46:35 68.29, 122.03 61.58 2.56 1
5 04/06/2020 04:37:17 -68.15, -70.55 118.58 04/06/2020 04:36:06 -68.13, -70.53 118.60 2.48 71
6 04/08/2020 19:12:46 -68.34, 70.36 119.37 04/08/2020 19:13:37 -68.32, 70.30 119.39 2.99 51
7 04/08/2020 20:03:30 68.21,-122.17 60.50 04/08/2020 20:03:04 68.20,-122.19 60.48 1.62 26
8 04/08/2020 20:53:56 -67.26, 46.31 120.48 04/08/2020 20:52:48 -67.32, 44.43 120.40 80.81 68
9 04/11/2020 10:39:14 69.21, 17.64 60.55 04/11/2020 10:40:22 69.11, 19.55 60.42 76.26 68
10 04/11/2020 11:29:41 -68.32,-173.84 120.38 04/11/2020 11:30:05 -68.29,-173.85 120.41 3.32 24
11 04/11/2020 12:20:24 68.14, -6.31 59.43 04/11/2020 12:19:32 68.16, -6.35 59.46 2.84 52
12 04/14/2020 02:55:53 68.39, 134.51 58.74 04/14/2020 02:57:01 68.40, 134.55 58.75 1.92 68
13 04/14/2020 03:46:34 -68.24, -57.98 121.42 04/14/2020 03:46:32 -68.25, -58.00 121.42 1.03 2
14 04/14/2020 04:37:14 67.91, 109.75 58.23 04/14/2020 04:36:02 67.96, 109.30 58.28 19.38 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/2/2020
SNOs_Map_NPP_TERRA_20200402.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/02/2020 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service