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: 3/24/2015
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 03/26/2015 15:05:16 69.03, -47.00 66.69 03/26/2015 15:06:18 69.00, -47.03 66.66 3.38 62
2 03/26/2015 15:55:57 -68.88, 120.52 113.48 03/26/2015 15:55:48 -68.89, 120.46 113.47 2.63 9
3 03/26/2015 16:46:33 68.34, -71.46 65.96 03/26/2015 16:45:22 68.39, -72.51 66.03 43.51 71
4 03/29/2015 07:22:06 68.99, 68.83 65.61 03/29/2015 07:22:47 69.00, 68.85 65.61 1.36 41
5 03/29/2015 08:12:47 -68.84,-123.65 114.56 03/29/2015 08:12:18 -68.84,-123.72 114.56 2.68 29
6 03/31/2015 22:48:30 -69.97, 15.89 114.42 03/31/2015 22:49:36 -69.87, 18.24 114.56 90.66 66
7 03/31/2015 23:38:57 68.97,-175.37 64.54 03/31/2015 23:39:17 68.98,-175.30 64.55 3.13 20
8 04/01/2015 00:29:38 -68.82, -7.84 115.63 04/01/2015 00:28:48 -68.83, -7.86 115.62 1.27 50
9 04/03/2015 15:05:07 -69.21, 132.76 116.23 04/03/2015 15:06:18 -69.17, 133.18 116.29 17.15 71
10 04/03/2015 15:55:47 68.90, -59.49 63.44 04/03/2015 15:55:48 68.88, -59.54 63.42 2.42 1
11 04/03/2015 16:46:29 -68.80, 107.96 116.68 04/03/2015 16:45:18 -68.79, 107.97 116.69 1.40 71
12 04/06/2015 07:21:54 -68.99,-111.15 117.48 04/06/2015 07:22:50 -69.00,-111.16 117.48 0.78 56
13 04/06/2015 08:12:38 68.89, 56.29 62.41 04/06/2015 08:12:17 68.88, 56.33 62.39 2.30 21
14 04/06/2015 09:03:07 -68.09,-135.35 118.42 04/06/2015 09:01:58 -68.17,-136.90 118.33 64.97 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 3/24/2015
SNOs_Map_NPP_TERRA_20150324.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 03/24/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service