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: 6/12/2012
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 06/13/2012 19:11:38 69.05,-110.52 45.71 06/13/2012 19:12:46 68.97,-108.85 45.59 67.26 68
2 06/13/2012 20:02:07 -68.26, 57.85 135.11 06/13/2012 20:02:27 -68.25, 57.90 135.13 2.85 20
3 06/13/2012 20:52:50 68.09,-134.63 44.72 06/13/2012 20:51:55 68.08,-134.65 44.71 1.69 55
4 06/16/2012 11:28:17 68.36, 6.19 44.89 06/16/2012 11:29:28 68.38, 6.29 44.90 4.62 71
5 06/16/2012 12:18:58 -68.21, 173.69 135.26 06/16/2012 12:18:59 -68.22, 173.73 135.26 1.58 1
6 06/16/2012 13:09:40 67.99, -18.72 44.52 06/16/2012 13:08:28 67.99, -18.89 44.52 6.87 72
7 06/19/2012 03:45:07 68.26, 122.09 44.74 06/19/2012 03:46:01 68.27, 122.03 44.74 2.59 54
8 06/19/2012 04:35:49 -68.16, -70.46 135.37 06/19/2012 04:35:31 -68.17, -70.46 135.36 0.56 18
9 06/19/2012 05:26:19 67.30, 97.90 43.76 06/19/2012 05:25:10 67.38, 96.29 43.87 69.70 69
10 06/21/2012 20:01:59 68.28,-122.14 44.74 06/21/2012 20:02:32 68.26,-122.11 44.72 2.32 33
11 06/21/2012 20:52:40 -68.12, 45.37 135.42 06/21/2012 20:52:03 -68.10, 45.34 135.43 2.33 37
12 06/24/2012 11:28:17 -68.98,-174.60 134.49 06/24/2012 11:29:26 -68.85,-173.16 134.66 59.41 69
13 06/24/2012 12:18:49 68.24, -6.31 44.75 06/24/2012 12:19:02 68.23, -6.27 44.74 1.89 13
14 06/24/2012 13:09:30 -68.08, 161.21 135.42 06/24/2012 13:08:33 -68.08, 161.18 135.42 1.15 57

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 6/12/2012
SNOs_Map_NPP_TERRA_20120612.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 06/12/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service