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: 10/6/2012
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 10/09/2012 03:44:34 68.29, 122.07 74.57 10/09/2012 03:45:42 68.31, 122.09 74.60 2.72 68
2 10/09/2012 04:35:15 -68.15, -70.43 105.56 10/09/2012 04:35:13 -68.15, -70.47 105.56 1.92 2
3 10/09/2012 05:25:55 67.81, 97.30 74.13 10/09/2012 05:24:43 67.87, 96.84 74.18 20.08 72
4 10/11/2012 20:01:26 68.24,-122.08 75.53 10/11/2012 20:02:13 68.26,-122.10 75.56 3.17 47
5 10/11/2012 20:52:08 -68.14, 45.35 104.55 10/11/2012 20:51:43 -68.16, 45.41 104.54 2.92 25
6 10/11/2012 21:42:34 67.05,-146.02 74.39 10/11/2012 21:41:27 67.09,-148.15 74.40 92.58 67
7 10/14/2012 12:18:19 68.24, -6.30 76.53 10/14/2012 12:18:45 68.26, -6.24 76.56 3.50 26
8 10/14/2012 13:09:00 -68.09, 161.20 103.61 10/14/2012 13:08:16 -68.10, 161.21 103.59 1.89 44
9 10/17/2012 03:44:35 -68.77, -58.54 101.97 10/17/2012 03:45:46 -68.64, -57.57 102.09 41.76 71
10 10/17/2012 04:35:10 68.19, 109.54 77.47 10/17/2012 04:35:19 68.19, 109.53 77.47 0.58 9
11 10/17/2012 05:25:52 -68.09, -83.02 102.62 10/17/2012 05:24:49 -68.09, -82.95 102.62 2.80 63
12 10/19/2012 20:01:19 -68.29, 57.87 101.47 10/19/2012 20:02:28 -68.28, 57.84 101.48 1.87 69
13 10/19/2012 20:52:03 68.19,-134.69 78.44 10/19/2012 20:51:55 68.17,-134.65 78.42 3.02 8
14 10/19/2012 21:42:41 -67.87, 33.03 101.86 10/19/2012 21:41:28 -67.90, 32.68 101.84 15.24 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/6/2012
SNOs_Map_NPP_TERRA_20121007.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/06/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service