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: 2/8/2012
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 02/09/2012 10:38:42 -69.14,-162.14 96.08 02/09/2012 10:39:51 -69.02,-160.59 96.26 63.12 69
2 02/09/2012 11:29:13 68.33, 6.25 83.07 02/09/2012 11:29:28 68.35, 6.23 83.09 2.70 15
3 02/09/2012 12:19:55 -68.23, 173.69 97.04 02/09/2012 12:18:58 -68.25, 173.74 97.03 2.71 57
4 02/12/2012 02:55:25 -68.43, -45.43 97.68 02/12/2012 02:56:34 -68.41, -45.48 97.72 3.25 69
5 02/12/2012 03:46:09 68.32, 122.02 82.19 02/12/2012 03:46:01 68.29, 122.03 82.17 2.89 8
6 02/12/2012 04:36:47 -68.01, -70.27 98.15 02/12/2012 04:35:34 -68.03, -70.65 98.11 16.29 73
7 02/14/2012 19:12:20 -68.37, 70.40 98.64 02/14/2012 19:13:06 -68.40, 70.38 98.63 2.81 46
8 02/14/2012 20:03:04 68.27,-122.15 81.24 02/14/2012 20:02:33 68.28,-122.12 81.26 2.22 31
9 02/14/2012 20:53:27 -67.14, 46.54 99.94 02/14/2012 20:52:21 -67.18, 44.25 99.82 98.74 66
10 02/17/2012 10:38:47 69.23, 17.69 81.35 02/17/2012 10:39:55 69.14, 19.54 81.19 73.74 68
11 02/17/2012 11:29:15 -68.38,-173.84 99.56 02/17/2012 11:29:37 -68.37,-173.79 99.57 2.24 22
12 02/17/2012 12:19:58 68.22, -6.33 80.26 02/17/2012 12:19:05 68.20, -6.35 80.25 2.09 53
13 02/20/2012 02:55:28 68.44, 134.52 79.57 02/20/2012 02:56:39 68.43, 134.52 79.56 0.73 71
14 02/20/2012 03:46:10 -68.33, -58.02 100.56 02/20/2012 03:46:09 -68.34, -57.96 100.56 2.49 1
15 02/20/2012 04:36:51 68.07, 109.62 79.16 02/20/2012 04:35:38 68.10, 109.41 79.21 9.86 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/8/2012
SNOs_Map_NPP_TERRA_20120208.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/08/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service