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: 8/25/2018
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 08/25/2018 19:13:26 -68.82, 69.76 121.84 08/25/2018 19:14:37 -68.71, 70.58 121.96 34.84 71
2 08/25/2018 20:04:03 68.33,-122.28 57.67 08/25/2018 20:04:09 68.33,-122.25 57.67 1.74 6
3 08/25/2018 20:54:44 -68.18, 45.22 122.47 08/25/2018 20:53:40 -68.16, 45.18 122.49 2.46 64
4 08/28/2018 11:30:15 -68.40,-173.92 121.34 08/28/2018 11:31:11 -68.41,-173.91 121.33 1.87 56
5 08/28/2018 12:20:59 68.28, -6.46 58.56 08/28/2018 12:20:39 68.25, -6.46 58.53 3.44 20
6 08/28/2018 13:11:29 -67.54, 161.78 122.18 08/28/2018 13:10:19 -67.58, 160.39 122.13 59.18 70
7 08/31/2018 02:56:47 69.47, 133.07 60.70 08/31/2018 02:57:53 69.39, 135.57 60.60 98.26 66
8 08/31/2018 03:47:10 -68.35, -58.09 120.43 08/31/2018 03:47:40 -68.34, -58.13 120.45 2.33 30
9 08/31/2018 04:37:54 68.24, 109.36 59.47 08/31/2018 04:37:07 68.23, 109.39 59.46 1.79 47
10 09/02/2018 19:13:26 68.52,-109.86 60.70 09/02/2018 19:14:38 68.48,-109.71 60.66 7.53 72
11 09/02/2018 20:04:06 -68.31, 57.73 119.51 09/02/2018 20:04:09 -68.32, 57.73 119.50 0.86 3
12 09/02/2018 20:54:49 68.15,-134.75 60.35 09/02/2018 20:53:37 68.15,-134.83 60.35 3.16 72
13 09/05/2018 11:30:21 68.43, 6.03 61.59 09/05/2018 11:31:08 68.41, 6.08 61.56 3.23 47
14 09/05/2018 12:21:02 -68.27, 173.55 118.56 09/05/2018 12:20:39 -68.24, 173.51 118.59 3.32 23
15 09/05/2018 13:11:28 67.19, -17.82 60.37 09/05/2018 13:10:21 67.29, -19.93 60.48 91.74 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/25/2018
SNOs_Map_NPP_TERRA_20180825.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/25/2018 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service