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: 5/25/2015
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 05/26/2015 23:38:18 -69.67, 3.64 131.64 05/26/2015 23:39:27 -69.56, 5.41 131.75 69.80 69
2 05/27/2015 00:28:49 68.84, 172.11 47.52 05/27/2015 00:29:05 68.85, 172.13 47.53 1.56 16
3 05/27/2015 01:19:30 -68.72, -20.41 132.61 05/27/2015 01:18:35 -68.74, -20.38 132.59 2.31 55
4 05/29/2015 15:54:58 -68.89, 120.50 132.86 05/29/2015 15:56:08 -68.91, 120.44 132.84 3.12 70
5 05/29/2015 16:45:43 68.81, -72.09 47.06 05/29/2015 16:45:35 68.80, -72.05 47.05 1.52 8
6 05/29/2015 17:36:20 -68.47, 95.68 133.29 05/29/2015 17:35:08 -68.53, 95.24 133.24 19.18 72
7 06/01/2015 08:11:51 -68.86,-123.69 133.28 06/01/2015 08:12:37 -68.85,-123.76 133.29 2.93 46
8 06/01/2015 09:02:35 68.73, 43.79 46.59 06/01/2015 09:02:04 68.74, 43.75 46.59 2.01 31
9 06/03/2015 23:38:17 69.66,-176.37 47.19 06/03/2015 23:39:25 69.54,-174.61 47.07 69.58 68
10 06/04/2015 00:28:45 -68.83, -7.89 133.65 06/04/2015 00:29:06 -68.83, -7.91 133.66 0.86 21
11 06/04/2015 01:19:29 68.70, 159.59 46.22 06/04/2015 01:18:33 68.71, 159.60 46.22 1.01 56
12 06/06/2015 15:54:57 68.89, -59.53 46.12 06/06/2015 15:56:05 68.89, -59.58 46.11 2.02 68
13 06/06/2015 16:45:39 -68.81, 107.91 133.97 06/06/2015 16:45:35 -68.79, 107.93 134.00 2.36 4
14 06/06/2015 17:36:18 68.41, -84.27 45.63 06/06/2015 17:35:06 68.45, -84.85 45.66 23.88 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/25/2015
SNOs_Map_NPP_TERRA_20150525.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/25/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service