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: 4/5/2017
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 04/06/2017 02:55:51 68.36, 134.63 61.78 04/06/2017 02:56:50 68.36, 134.59 61.77 1.73 59
2 04/06/2017 03:46:33 -68.27, -57.93 118.34 04/06/2017 03:46:20 -68.25, -57.92 118.36 2.48 13
3 04/06/2017 04:37:05 67.56, 110.26 60.93 04/06/2017 04:35:55 67.64, 109.02 61.03 53.29 70
4 04/08/2017 19:12:46 68.36,-109.60 60.76 04/08/2017 19:13:18 68.34,-109.56 60.74 2.76 32
5 04/08/2017 20:03:27 -68.21, 57.91 119.41 04/08/2017 20:02:48 -68.23, 57.95 119.39 2.88 39
6 04/11/2017 10:39:04 -68.79,-161.71 119.78 04/11/2017 10:40:15 -68.71,-160.87 119.88 34.86 71
7 04/11/2017 11:29:41 68.30, 6.24 59.71 04/11/2017 11:29:47 68.32, 6.30 59.73 3.08 6
8 04/11/2017 12:20:22 -68.15, 173.75 120.46 04/11/2017 12:19:18 -68.16, 173.74 120.45 0.94 64
9 04/14/2017 02:55:52 -68.36, -45.37 121.20 04/14/2017 02:56:50 -68.35, -45.42 121.21 2.26 58
10 04/14/2017 03:46:36 68.25, 122.08 58.69 04/14/2017 03:46:17 68.24, 122.09 58.67 1.17 19
11 04/14/2017 04:37:07 -67.55, -69.74 122.04 04/14/2017 04:35:57 -67.57, -71.05 122.00 55.57 70
12 04/16/2017 19:12:47 -68.30, 70.47 122.21 04/16/2017 19:13:19 -68.33, 70.43 122.19 3.25 32
13 04/16/2017 20:03:31 68.20,-122.09 57.68 04/16/2017 20:02:46 68.21,-122.06 57.69 2.15 45
14 04/19/2017 10:39:04 68.63, 18.50 57.20 04/19/2017 10:40:14 68.57, 18.98 57.14 20.45 70
15 04/19/2017 11:29:42 -68.30,-173.77 123.14 04/19/2017 11:29:47 -68.30,-173.72 123.15 1.87 5
16 04/19/2017 12:20:25 68.15, -6.26 56.69 04/19/2017 12:19:15 68.13, -6.28 56.67 2.16 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/5/2017
SNOs_Map_NPP_TERRA_20170407.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/05/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service