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: 12/8/2012
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 12/09/2012 11:28:15 69.18, 5.01 91.95 12/09/2012 11:29:22 69.05, 7.15 91.82 86.11 67
2 12/09/2012 12:18:39 -68.14, 173.72 89.10 12/09/2012 12:19:06 -68.16, 173.68 89.08 2.72 27
3 12/09/2012 13:09:23 68.01, -18.81 90.78 12/09/2012 13:08:34 68.00, -18.87 90.76 2.75 49
4 12/12/2012 03:44:54 68.32, 121.94 91.31 12/12/2012 03:46:04 68.32, 122.13 91.30 7.82 70
5 12/12/2012 04:35:33 -68.08, -70.44 88.94 12/12/2012 04:35:36 -68.10, -70.50 88.92 3.47 3
6 12/12/2012 05:26:17 67.95, 97.03 90.94 12/12/2012 05:25:04 67.94, 96.95 90.92 4.09 73
7 12/14/2012 20:01:47 68.21,-122.15 91.36 12/14/2012 20:02:35 68.20,-122.14 91.34 1.89 48
8 12/14/2012 20:52:28 -68.08, 45.34 88.78 12/14/2012 20:52:05 -68.09, 45.37 88.77 1.70 23
9 12/14/2012 21:42:55 67.03,-146.09 90.18 12/14/2012 21:41:48 67.08,-148.13 90.23 88.86 67
10 12/17/2012 11:28:14 -69.24,-175.06 87.49 12/17/2012 11:29:21 -69.12,-172.76 87.62 92.20 67
11 12/17/2012 12:18:40 68.15, -6.30 91.42 12/17/2012 12:19:03 68.17, -6.29 91.43 1.98 23
12 12/17/2012 13:09:21 -68.02, 161.19 88.73 12/17/2012 13:08:34 -68.01, 161.16 88.73 1.42 47
13 12/20/2012 03:44:52 -68.33, -58.06 88.36 12/20/2012 03:46:04 -68.31, -57.88 88.38 7.47 72
14 12/20/2012 04:35:34 68.09, 109.55 91.41 12/20/2012 04:35:33 68.08, 109.49 91.40 2.90 1
15 12/20/2012 05:26:15 -67.96, -82.96 88.73 12/20/2012 05:25:03 -67.98, -83.00 88.71 2.82 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/8/2012
SNOs_Map_NPP_TERRA_20121209.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/08/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service