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: 5/14/2016
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 05/15/2016 18:23:26 68.52, -97.15 49.31 05/15/2016 18:24:29 68.51, -97.13 49.30 1.10 63
2 05/15/2016 19:14:07 -68.39, 70.33 130.83 05/15/2016 19:13:59 -68.40, 70.37 130.82 2.26 8
3 05/15/2016 20:04:44 67.88,-121.71 48.65 05/15/2016 20:03:33 67.90,-122.57 48.68 36.32 71
4 05/18/2016 10:40:19 68.45, 18.70 48.65 05/18/2016 10:41:00 68.46, 18.69 48.65 1.47 41
5 05/18/2016 11:31:00 -68.32,-173.81 131.50 05/18/2016 11:30:31 -68.30,-173.88 131.52 3.43 29
6 05/21/2016 02:06:44 -69.32, -34.02 131.03 05/21/2016 02:07:52 -69.24, -32.11 131.12 75.72 68
7 05/21/2016 02:57:13 68.39, 134.55 48.03 05/21/2016 02:57:32 68.40, 134.48 48.04 3.03 19
8 05/21/2016 03:47:55 -68.32, -58.03 132.06 05/21/2016 03:47:02 -68.30, -58.00 132.08 1.85 53
9 05/23/2016 18:23:24 -68.52, 82.85 132.36 05/23/2016 18:24:36 -68.50, 82.83 132.38 1.68 72
10 05/23/2016 19:14:08 68.39,-109.68 47.51 05/23/2016 19:14:03 68.39,-109.66 47.50 0.63 5
11 05/23/2016 20:04:48 -68.20, 57.88 132.69 05/23/2016 20:03:34 -68.23, 57.78 132.66 5.13 74
12 05/26/2016 10:40:18 -68.46,-161.31 132.89 05/26/2016 10:41:07 -68.48,-161.32 132.88 1.67 49
13 05/26/2016 11:31:02 68.34, 6.16 46.98 05/26/2016 11:30:34 68.36, 6.18 47.00 2.81 28
14 05/26/2016 12:21:27 -67.34, 174.71 134.03 05/26/2016 12:20:19 -67.42, 172.73 133.94 85.16 68

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/14/2016
SNOs_Map_NPP_TERRA_20160514.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/14/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service