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: 8/26/2017
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 08/28/2017 02:56:26 68.44, 134.47 58.67 08/28/2017 02:57:18 68.43, 134.54 58.66 2.85 52
2 08/28/2017 03:47:07 -68.29, -58.02 121.47 08/28/2017 03:46:49 -68.27, -58.02 121.50 2.54 18
3 08/28/2017 04:37:37 67.42, 110.37 57.65 08/28/2017 04:36:28 67.49, 108.72 57.74 71.10 69
4 08/30/2017 19:13:21 68.37,-109.67 59.55 08/30/2017 19:13:48 68.35,-109.69 59.52 2.92 27
5 08/30/2017 20:04:02 -68.22, 57.83 120.59 08/30/2017 20:03:18 -68.24, 57.82 120.58 1.99 44
6 09/02/2017 10:39:37 -68.64,-161.56 119.23 09/02/2017 10:40:48 -68.59,-161.16 119.28 17.18 71
7 09/02/2017 11:30:17 68.31, 6.17 60.45 09/02/2017 11:30:18 68.31, 6.15 60.46 1.25 1
8 09/02/2017 12:20:59 -68.21, 173.62 119.64 09/02/2017 12:19:48 -68.21, 173.65 119.64 1.63 71
9 09/05/2017 02:56:30 -68.41, -45.50 118.47 09/05/2017 02:57:21 -68.39, -45.53 118.50 3.20 51
10 09/05/2017 03:47:14 68.30, 121.95 61.43 09/05/2017 03:46:48 68.27, 121.97 61.40 3.27 26
11 09/05/2017 04:37:40 -67.34, -69.55 119.53 09/05/2017 04:36:32 -67.39, -71.41 119.47 80.01 68
12 09/07/2017 18:23:00 69.31, -98.27 63.43 09/07/2017 18:24:07 69.22, -96.24 63.33 80.68 67
13 09/07/2017 19:13:26 -68.35, 70.34 117.54 09/07/2017 19:13:51 -68.34, 70.29 117.55 2.25 25
14 09/07/2017 20:04:10 68.24,-122.21 62.37 09/07/2017 20:03:18 68.23,-122.20 62.35 1.40 52

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/26/2017
SNOs_Map_NPP_TERRA_20170826.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/26/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service