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: 7/17/2015
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 07/19/2015 09:02:08 68.78, 43.67 47.82 07/19/2015 09:02:34 68.76, 43.67 47.80 1.60 26
2 07/19/2015 09:52:50 -68.68,-148.88 132.28 07/19/2015 09:52:04 -68.66,-148.83 132.30 3.23 46
3 07/22/2015 00:28:22 -69.15, -8.36 131.31 07/22/2015 00:29:33 -69.05, -7.73 131.42 27.27 71
4 07/22/2015 01:19:00 68.72, 159.52 48.27 07/22/2015 01:19:04 68.71, 159.49 48.25 1.83 4
5 07/22/2015 02:09:42 -68.62, -33.03 131.83 07/22/2015 02:08:34 -68.61, -33.01 131.84 1.41 68
6 07/24/2015 16:45:09 -68.82, 107.85 131.10 07/24/2015 16:46:06 -68.82, 107.86 131.10 0.43 57
7 07/24/2015 17:35:53 68.72, -84.71 48.81 07/24/2015 17:35:33 68.70, -84.64 48.79 3.18 20
8 07/24/2015 18:26:23 -67.97, 83.57 131.95 07/24/2015 18:25:13 -68.05, 82.20 131.84 57.97 70
9 07/27/2015 09:02:01 -68.76,-136.30 130.57 07/27/2015 09:02:36 -68.75,-136.35 130.59 2.51 35
10 07/27/2015 09:52:43 68.61, 31.21 49.29 07/27/2015 09:52:02 68.63, 31.14 49.30 2.94 41
11 07/30/2015 00:28:18 69.25, 171.49 50.55 07/30/2015 00:29:28 69.15, 172.40 50.42 38.10 70
12 07/30/2015 01:18:52 -68.71, -20.46 130.00 07/30/2015 01:19:04 -68.72, -20.50 130.00 1.97 12
13 07/30/2015 02:09:36 68.62, 146.97 49.91 07/30/2015 02:08:31 68.59, 146.98 49.89 2.61 65

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/17/2015
SNOs_Map_NPP_TERRA_20150717.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/17/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service