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: 12/12/2012
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 12/14/2012 20:01:46 68.22,-122.15 91.37 12/14/2012 20:02:34 68.23,-122.10 91.38 2.54 48
2 12/14/2012 20:52:27 -68.09, 45.33 88.76 12/14/2012 20:52:05 -68.06, 45.34 88.79 3.20 22
3 12/14/2012 21:42:54 67.03,-146.09 90.18 12/14/2012 21:41:47 67.11,-148.09 90.26 87.14 67
4 12/17/2012 11:28:14 -69.28,-175.11 87.45 12/17/2012 11:29:20 -69.21,-172.64 87.53 97.84 66
5 12/17/2012 12:18:39 68.13, -6.27 91.39 12/17/2012 12:19:04 68.15, -6.30 91.41 3.12 25
6 12/17/2012 13:09:21 -68.06, 161.15 88.69 12/17/2012 13:08:34 -68.05, 161.20 88.70 2.62 47
7 12/20/2012 03:44:52 -68.39, -58.14 88.29 12/20/2012 03:46:04 -68.35, -57.83 88.34 13.47 72
8 12/20/2012 04:35:33 68.10, 109.55 91.42 12/20/2012 04:35:33 68.13, 109.55 91.44 3.06 0
9 12/20/2012 05:26:14 -67.97, -82.97 88.72 12/20/2012 05:25:04 -67.97, -83.01 88.72 1.48 70
10 12/22/2012 20:01:42 -68.20, 57.88 88.48 12/22/2012 20:02:34 -68.21, 57.89 88.48 0.57 52
11 12/22/2012 20:52:26 68.07,-134.64 91.39 12/22/2012 20:52:01 68.09,-134.61 91.41 2.48 25
12 12/22/2012 21:42:53 -67.19, 33.75 89.51 12/22/2012 21:41:44 -67.26, 32.08 89.42 72.33 69
13 12/25/2012 11:28:12 69.22, 4.98 92.51 12/25/2012 11:29:18 69.10, 7.25 92.36 90.72 66
14 12/25/2012 12:18:36 -68.18, 173.69 88.56 12/25/2012 12:19:03 -68.17, 173.72 88.57 1.82 27
15 12/25/2012 13:09:20 68.05, -18.84 91.31 12/25/2012 13:08:30 68.05, -18.78 91.31 2.50 50

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/12/2012
SNOs_Map_NPP_TERRA_20121213.jpg

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

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service