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: 5/30/2012
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 05/31/2012 11:28:34 68.27, 6.25 46.15 05/31/2012 11:29:27 68.28, 6.19 46.16 2.83 53
2 05/31/2012 12:19:16 -68.19, 173.67 133.94 05/31/2012 12:18:57 -68.17, 173.70 133.95 1.93 19
3 05/31/2012 13:09:45 67.25, -17.88 45.11 05/31/2012 13:08:37 67.33, -19.62 45.21 75.36 68
4 06/03/2012 03:45:26 68.25, 122.04 45.79 06/03/2012 03:45:54 68.23, 122.02 45.76 2.89 28
5 06/03/2012 04:36:07 -68.12, -70.46 134.36 06/03/2012 04:35:24 -68.12, -70.47 134.35 1.01 43
6 06/05/2012 19:11:39 -68.62, 70.03 134.13 06/05/2012 19:12:50 -68.51, 70.60 134.26 26.56 71
7 06/05/2012 20:02:17 68.19,-122.09 45.43 06/05/2012 20:02:20 68.22,-122.10 45.46 3.41 3
8 06/05/2012 20:52:58 -68.04, 45.41 134.73 06/05/2012 20:51:51 -68.06, 45.34 134.71 3.09 67
9 06/08/2012 11:28:25 -68.29,-173.75 134.72 06/08/2012 11:29:19 -68.32,-173.74 134.70 3.36 54
10 06/08/2012 12:19:09 68.18, -6.30 45.17 06/08/2012 12:18:46 68.20, -6.24 45.18 3.30 23
11 06/08/2012 13:09:38 -67.38, 161.99 135.65 06/08/2012 13:08:28 -67.42, 160.51 135.59 63.44 70
12 06/11/2012 02:54:53 69.34, 133.29 46.16 06/11/2012 02:55:59 69.27, 135.73 46.06 95.92 66
13 06/11/2012 03:45:15 -68.22, -57.89 134.99 06/11/2012 03:45:45 -68.23, -57.95 134.99 2.61 30
14 06/11/2012 04:35:59 68.12, 109.56 44.90 06/11/2012 04:35:12 68.10, 109.55 44.89 1.43 47

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/30/2012
SNOs_Map_NPP_TERRA_20120530.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/30/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service