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: 3/16/2014
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 03/18/2014 08:11:04 68.76, 56.17 69.62 03/18/2014 08:11:52 68.78, 56.24 69.63 3.24 48
2 03/18/2014 09:01:45 -68.61,-136.31 110.56 03/18/2014 09:01:23 -68.63,-136.32 110.54 1.79 22
3 03/18/2014 09:52:13 67.63, 32.26 68.43 03/18/2014 09:51:06 67.63, 30.14 68.47 89.70 67
4 03/21/2014 00:28:06 68.72, 171.99 68.51 03/21/2014 00:28:37 68.71, 171.98 68.50 0.66 31
5 03/21/2014 01:18:48 -68.62, -20.57 111.61 03/21/2014 01:18:07 -68.63, -20.50 111.60 2.91 41
6 03/23/2014 15:54:41 -69.71, 119.04 111.53 03/23/2014 15:55:48 -69.57, 121.23 111.70 86.22 67
7 03/23/2014 16:45:08 68.68, -72.21 67.41 03/23/2014 16:45:29 68.69, -72.26 67.42 2.47 21
8 03/23/2014 17:35:50 -68.58, 95.24 112.71 03/23/2014 17:35:00 -68.56, 95.21 112.73 2.54 50
9 03/26/2014 08:11:40 -69.57,-125.01 112.72 03/26/2014 08:12:48 -69.49,-123.12 112.84 73.94 68
10 03/26/2014 09:02:10 68.71, 43.51 66.38 03/26/2014 09:02:27 68.72, 43.53 66.39 1.59 17
11 03/26/2014 09:52:52 -68.61,-149.04 113.74 03/26/2014 09:51:58 -68.60,-148.99 113.75 2.36 54
12 03/29/2014 00:28:46 -69.77, -9.54 113.57 03/29/2014 00:29:52 -69.67, -7.16 113.71 92.52 66
13 03/29/2014 01:19:13 68.75, 159.21 65.37 03/29/2014 01:19:34 68.74, 159.28 65.36 2.62 21
14 03/29/2014 02:09:54 -68.59, -33.26 114.80 03/29/2014 02:09:06 -68.57, -33.30 114.82 2.95 48

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/16/2014
SNOs_Map_NPP_TERRA_20140316.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/16/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service