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: 4/3/2012
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 04/05/2012 10:38:39 68.74, 18.25 62.34 04/05/2012 10:39:50 68.60, 18.96 62.18 32.74 71
2 04/05/2012 11:29:14 -68.29,-173.84 118.14 04/05/2012 11:29:24 -68.26,-173.82 118.17 3.04 10
3 04/05/2012 12:19:58 68.15, -6.37 61.72 04/05/2012 12:18:51 68.15, -6.31 61.71 2.58 67
4 04/08/2012 02:55:26 68.33, 134.55 60.91 04/08/2012 02:56:20 68.34, 134.53 60.92 1.17 54
5 04/08/2012 03:46:07 -68.20, -57.96 119.24 04/08/2012 03:45:50 -68.23, -57.96 119.21 3.20 17
6 04/08/2012 04:36:38 67.36, 110.37 59.90 04/08/2012 04:35:29 67.44, 108.77 60.01 68.67 69
7 04/10/2012 19:12:19 68.29,-109.64 59.88 04/10/2012 19:12:45 68.28,-109.63 59.87 1.00 26
8 04/10/2012 20:03:00 -68.16, 57.85 120.27 04/10/2012 20:02:15 -68.18, 57.87 120.25 2.02 45
9 04/13/2012 10:38:31 -68.49,-161.44 120.88 04/13/2012 10:39:42 -68.45,-161.18 120.94 11.58 71
10 04/13/2012 11:29:12 68.20, 6.25 58.81 04/13/2012 11:29:11 68.22, 6.18 58.82 2.94 1
11 04/13/2012 12:19:54 -68.13, 173.66 121.28 04/13/2012 12:18:41 -68.11, 173.70 121.30 1.88 73
12 04/16/2012 02:55:22 -68.30, -45.41 122.05 04/16/2012 02:56:09 -68.31, -45.45 122.03 2.48 47
13 04/16/2012 03:46:06 68.17, 122.06 57.81 04/16/2012 03:45:36 68.19, 122.05 57.84 2.62 30
14 04/16/2012 04:36:30 -67.12, -69.35 123.26 04/16/2012 04:35:23 -67.14, -71.51 123.22 93.50 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/3/2012
SNOs_Map_NPP_TERRA_20120403.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/03/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service