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: 9/14/2012
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 09/15/2012 03:44:51 -68.42, -58.13 114.59 09/15/2012 03:46:02 -68.38, -57.90 114.64 10.34 71
2 09/15/2012 04:35:33 68.18, 109.49 65.18 09/15/2012 04:35:31 68.15, 109.47 65.15 2.67 2
3 09/15/2012 05:26:14 -68.05, -83.03 114.94 09/15/2012 05:25:01 -68.05, -83.02 114.94 0.81 73
4 09/17/2012 20:01:42 -68.28, 57.83 113.70 09/17/2012 20:02:32 -68.25, 57.82 113.73 3.20 50
5 09/17/2012 20:52:26 68.15,-134.70 66.18 09/17/2012 20:51:59 68.13,-134.67 66.17 2.09 27
6 09/17/2012 21:42:51 -67.15, 33.82 114.80 09/17/2012 21:41:43 -67.24, 31.96 114.71 81.07 68
7 09/20/2012 11:28:09 69.19, 5.06 68.25 09/20/2012 11:29:16 69.10, 7.13 68.16 82.71 67
8 09/20/2012 12:18:34 -68.20, 173.70 112.74 09/20/2012 12:19:00 -68.22, 173.67 112.72 2.44 26
9 09/20/2012 13:09:18 68.07, -18.83 67.15 09/20/2012 13:08:27 68.10, -18.82 67.17 2.95 51
10 09/23/2012 03:44:45 68.32, 122.00 68.41 09/23/2012 03:45:56 68.33, 122.06 68.42 2.51 71
11 09/23/2012 04:35:26 -68.18, -70.50 111.72 09/23/2012 04:35:27 -68.17, -70.50 111.73 1.05 1
12 09/23/2012 05:26:08 67.95, 97.09 68.07 09/23/2012 05:24:55 68.00, 96.94 68.11 7.96 73
13 09/25/2012 20:01:37 68.27,-122.15 69.40 09/25/2012 20:02:24 68.27,-122.13 69.41 1.10 47
14 09/25/2012 20:52:18 -68.12, 45.35 110.73 09/25/2012 20:51:55 -68.12, 45.32 110.74 1.30 23
15 09/25/2012 21:42:45 67.08,-146.09 68.25 09/25/2012 21:41:38 67.09,-148.19 68.25 90.91 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/14/2012
SNOs_Map_NPP_TERRA_20120914.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/14/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service