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: 5/23/2015
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 05/24/2015 08:11:55 68.90, 56.27 48.06 05/24/2015 08:12:35 68.87, 56.27 48.02 3.48 40
2 05/24/2015 09:02:36 -68.78,-136.25 132.07 05/24/2015 09:02:05 -68.75,-136.25 132.10 3.10 31
3 05/26/2015 23:38:18 -69.69, 3.61 131.62 05/26/2015 23:39:26 -69.59, 5.45 131.72 72.18 68
4 05/27/2015 00:28:48 68.81, 172.15 47.49 05/27/2015 00:29:05 68.83, 172.10 47.51 2.88 17
5 05/27/2015 01:19:30 -68.74, -20.44 132.59 05/27/2015 01:18:35 -68.71, -20.41 132.62 3.12 55
6 05/29/2015 15:54:58 -68.92, 120.47 132.83 05/29/2015 15:56:07 -68.93, 120.46 132.82 1.68 69
7 05/29/2015 16:45:42 68.78, -72.05 47.03 05/29/2015 16:45:35 68.77, -72.10 47.01 2.63 7
8 05/29/2015 17:36:20 -68.50, 95.65 133.27 05/29/2015 17:35:07 -68.55, 95.26 133.22 16.88 73
9 06/01/2015 08:11:52 -68.89,-123.73 133.25 06/01/2015 08:12:36 -68.91,-123.68 133.23 3.23 44
10 06/01/2015 09:02:36 68.76, 43.75 46.62 06/01/2015 09:02:04 68.74, 43.75 46.60 1.82 32
11 06/03/2015 23:38:16 69.64,-176.35 47.18 06/03/2015 23:39:24 69.53,-174.62 47.06 68.12 68
12 06/04/2015 00:28:44 -68.81, -7.87 133.67 06/04/2015 00:29:05 -68.82, -7.92 133.67 1.95 21
13 06/04/2015 01:19:28 68.69, 159.61 46.20 06/04/2015 01:18:32 68.70, 159.58 46.21 1.52 56

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/23/2015
SNOs_Map_NPP_TERRA_20150523.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/23/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service