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: 9/8/2012
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 09/09/2012 20:01:47 68.24,-122.14 63.20 09/09/2012 20:02:34 68.25,-122.17 63.21 1.81 47
2 09/09/2012 20:52:28 -68.12, 45.33 116.92 09/09/2012 20:52:04 -68.15, 45.34 116.89 3.50 24
3 09/09/2012 21:42:55 67.06,-146.08 62.03 09/09/2012 21:41:48 67.07,-148.23 62.07 93.03 67
4 09/12/2012 11:28:14 -69.31,-175.11 114.71 09/12/2012 11:29:20 -69.20,-172.76 114.84 93.68 66
5 09/12/2012 12:18:40 68.22, -6.34 64.19 09/12/2012 12:19:03 68.19, -6.36 64.17 3.00 23
6 09/12/2012 13:09:21 -68.09, 161.14 115.92 09/12/2012 13:08:33 -68.09, 161.15 115.93 0.40 48
7 09/15/2012 03:44:50 -68.45, -58.17 114.56 09/15/2012 03:46:01 -68.40, -57.88 114.62 12.98 71
8 09/15/2012 04:35:31 68.16, 109.51 65.16 09/15/2012 04:35:30 68.16, 109.49 65.17 1.30 1
9 09/15/2012 05:26:12 -68.03, -83.00 114.96 09/15/2012 05:25:01 -68.01, -83.06 114.98 3.10 71
10 09/17/2012 20:01:39 -68.24, 57.88 113.74 09/17/2012 20:02:31 -68.24, 57.81 113.74 2.71 52
11 09/17/2012 20:52:23 68.11,-134.66 66.15 09/17/2012 20:51:58 68.11,-134.69 66.15 1.45 25
12 09/17/2012 21:42:50 -67.22, 33.74 114.73 09/17/2012 21:41:41 -67.29, 32.01 114.67 75.05 69
13 09/20/2012 11:28:07 69.26, 4.97 68.32 09/20/2012 11:29:13 69.15, 7.20 68.21 88.96 66
14 09/20/2012 12:18:31 -68.21, 173.70 112.73 09/20/2012 12:18:58 -68.22, 173.68 112.72 1.37 27
15 09/20/2012 13:09:15 68.09, -18.84 67.17 09/20/2012 13:08:25 68.09, -18.83 67.17 0.88 50

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/8/2012
SNOs_Map_NPP_TERRA_20120908.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/08/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service