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: 8/29/2018
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 08/31/2018 02:56:47 69.45, 133.10 60.68 08/31/2018 02:57:53 69.37, 135.56 60.58 96.68 66
2 08/31/2018 03:47:10 -68.34, -58.07 120.45 08/31/2018 03:47:39 -68.37, -58.08 120.42 3.18 29
3 08/31/2018 04:37:54 68.22, 109.39 59.45 08/31/2018 04:37:07 68.21, 109.37 59.44 1.74 47
4 09/02/2018 19:13:26 68.50,-109.84 60.68 09/02/2018 19:14:37 68.47,-109.70 60.65 6.36 71
5 09/02/2018 20:04:06 -68.30, 57.75 119.52 09/02/2018 20:04:08 -68.30, 57.73 119.52 1.17 2
6 09/02/2018 20:54:49 68.13,-134.73 60.33 09/02/2018 20:53:36 68.14,-134.82 60.34 4.11 73
7 09/05/2018 11:30:21 68.41, 6.05 61.58 09/05/2018 11:31:06 68.39, 6.08 61.55 2.74 45
8 09/05/2018 12:21:02 -68.26, 173.57 118.57 09/05/2018 12:20:36 -68.28, 173.58 118.55 2.31 26
9 09/08/2018 02:56:46 -69.23, -46.60 116.61 09/08/2018 02:57:54 -69.13, -44.76 116.73 73.74 68
10 09/08/2018 03:47:15 68.33, 121.93 62.49 09/08/2018 03:47:33 68.35, 121.92 62.51 2.87 18
11 09/08/2018 04:37:57 -68.22, -70.62 117.61 09/08/2018 04:37:03 -68.24, -70.58 117.59 2.45 54
12 09/10/2018 19:13:28 -68.45, 70.23 116.39 09/10/2018 19:14:33 -68.46, 70.29 116.39 2.94 65
13 09/10/2018 20:04:11 68.29,-122.26 63.46 09/10/2018 20:04:01 68.29,-122.26 63.46 0.19 10
14 09/10/2018 20:54:47 -67.87, 45.60 116.96 09/10/2018 20:53:35 -67.96, 44.98 116.86 28.06 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/29/2018
SNOs_Map_NPP_TERRA_20180829.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/29/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service