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: 1/2/2012
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 01/03/2012 02:55:56 68.46, 134.53 91.25 01/03/2012 02:56:42 68.44, 134.54 91.23 1.73 46
2 01/03/2012 03:46:37 -68.34, -58.00 88.88 01/03/2012 03:46:12 -68.33, -57.96 88.89 2.24 25
3 01/03/2012 04:37:03 67.23, 110.67 89.99 01/03/2012 04:35:56 67.27, 108.46 90.07 95.26 67
4 01/05/2012 19:12:44 68.40,-109.61 90.91 01/05/2012 19:13:10 68.41,-109.62 90.92 1.44 26
5 01/05/2012 20:03:25 -68.28, 57.86 89.21 01/05/2012 20:02:40 -68.30, 57.88 89.19 2.33 45
6 01/08/2012 10:38:56 -68.85,-161.73 88.94 01/08/2012 10:40:07 -68.74,-160.97 89.07 32.82 71
7 01/08/2012 11:29:33 68.34, 6.25 90.54 01/08/2012 11:29:39 68.35, 6.19 90.54 2.49 6
8 01/08/2012 12:20:14 -68.22, 173.72 89.60 01/08/2012 12:19:09 -68.25, 173.70 89.57 2.89 65
9 01/11/2012 02:55:39 -68.48, -45.45 89.70 01/11/2012 02:56:40 -68.45, -45.45 89.74 3.51 61
10 01/11/2012 03:46:23 68.35, 122.03 90.17 01/11/2012 03:46:07 68.33, 122.05 90.15 2.35 16
11 01/11/2012 04:36:55 -67.74, -69.89 90.47 01/11/2012 04:35:44 -67.83, -70.89 90.35 43.50 71
12 01/13/2012 19:12:28 -68.43, 70.39 90.17 01/13/2012 19:13:08 -68.40, 70.39 90.20 3.08 40
13 01/13/2012 20:03:12 68.30,-122.13 89.70 01/13/2012 20:02:35 68.28,-122.11 89.68 2.61 37

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/2/2012
SNOs_Map_NPP_TERRA_20120102.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/02/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service