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: 6/18/2013
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 06/19/2013 10:39:13 -69.41,-162.75 134.08 06/19/2013 10:40:19 -69.29,-160.25 134.25 98.85 66
2 06/19/2013 11:29:38 68.28, 6.11 44.75 06/19/2013 11:30:02 68.29, 6.14 44.76 2.34 24
3 06/19/2013 12:20:19 -68.14, 173.60 135.39 06/19/2013 12:19:33 -68.13, 173.58 135.40 1.59 46
4 06/22/2013 02:55:51 -68.53, -45.75 135.00 06/22/2013 02:57:03 -68.45, -45.43 135.09 15.29 72
5 06/22/2013 03:46:32 68.24, 121.93 44.71 06/22/2013 03:46:32 68.23, 121.94 44.69 2.01 0
6 06/22/2013 04:37:13 -68.10, -70.57 135.43 06/22/2013 04:36:02 -68.12, -70.55 135.41 2.22 71
7 06/24/2013 19:12:41 -68.33, 70.29 135.16 06/24/2013 19:13:33 -68.32, 70.29 135.17 0.85 52
8 06/24/2013 20:03:25 68.21,-122.25 44.72 06/24/2013 20:03:00 68.21,-122.20 44.72 2.22 25
9 06/24/2013 20:53:52 -67.32, 46.17 136.19 06/24/2013 20:52:43 -67.38, 44.48 136.10 72.70 69
10 06/27/2013 10:39:11 69.36, 17.36 46.00 06/27/2013 10:40:17 69.23, 19.68 45.82 92.41 66
11 06/27/2013 11:29:35 -68.30,-173.89 135.10 06/27/2013 11:30:02 -68.30,-173.86 135.10 1.40 27
12 06/27/2013 12:20:18 68.13, -6.37 44.74 06/27/2013 12:19:30 68.12, -6.42 44.73 2.67 48
13 06/30/2013 02:55:49 68.48, 134.34 45.23 06/30/2013 02:57:00 68.41, 134.53 45.15 10.51 71
14 06/30/2013 03:46:29 -68.27, -58.07 134.99 06/30/2013 03:46:31 -68.26, -58.02 135.00 2.37 2
15 06/30/2013 04:37:12 68.11, 109.44 44.85 06/30/2013 04:35:59 68.08, 109.41 44.83 3.17 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/18/2013
SNOs_Map_NPP_TERRA_20130619.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/18/2013 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service