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: 4/1/2017
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 04/03/2017 10:39:03 68.84, 18.23 63.28 04/03/2017 10:40:14 68.72, 19.16 63.14 39.40 71
2 04/03/2017 11:29:36 -68.26,-173.69 117.33 04/03/2017 11:29:50 -68.28,-173.75 117.31 3.45 14
3 04/03/2017 12:20:20 68.14, -6.23 62.54 04/03/2017 12:19:17 68.17, -6.24 62.57 2.71 63
4 04/06/2017 02:55:50 68.35, 134.65 61.76 04/06/2017 02:56:49 68.36, 134.59 61.76 2.36 59
5 04/06/2017 03:46:32 -68.25, -57.91 118.36 04/06/2017 03:46:19 -68.25, -57.90 118.36 0.40 13
6 04/06/2017 04:37:05 67.54, 110.28 60.91 04/06/2017 04:35:55 67.63, 109.03 61.02 54.00 70
7 04/08/2017 19:12:45 68.29,-109.51 60.69 04/08/2017 19:13:18 68.31,-109.57 60.71 3.42 33
8 04/08/2017 20:03:27 -68.19, 57.94 119.43 04/08/2017 20:02:48 -68.21, 57.94 119.41 2.27 39
9 04/11/2017 10:39:04 -68.77,-161.68 119.80 04/11/2017 10:40:15 -68.65,-160.92 119.93 33.61 71
10 04/11/2017 11:29:41 68.29, 6.26 59.70 04/11/2017 11:29:46 68.31, 6.31 59.72 3.30 5
11 04/11/2017 12:20:22 -68.13, 173.78 120.48 04/11/2017 12:19:17 -68.16, 173.76 120.45 2.64 65
12 04/14/2017 02:55:51 -68.34, -45.35 121.21 04/14/2017 02:56:47 -68.36, -45.38 121.19 2.66 56
13 04/14/2017 03:46:35 68.24, 122.09 58.68 04/14/2017 03:46:14 68.24, 122.12 58.68 1.28 21
14 04/14/2017 04:37:05 -67.49, -69.66 122.10 04/14/2017 04:35:55 -67.53, -71.08 122.04 60.34 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/1/2017
SNOs_Map_NPP_TERRA_20170403.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/01/2017 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service