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: 12/14/2012
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 68.19,-122.11 91.33 12/14/2012 20:02:35 68.20,-122.13 91.35 2.09 49
2 12/14/2012 20:52:27 -68.06, 45.37 88.80 12/14/2012 20:52:06 -68.04, 45.31 88.82 3.60 21
3 12/14/2012 21:42:55 67.06,-146.11 90.21 12/14/2012 21:41:48 67.08,-148.12 90.24 86.97 67
4 12/17/2012 11:28:14 -69.30,-175.14 87.43 12/17/2012 11:29:20 -69.17,-172.68 87.57 97.95 66
5 12/17/2012 12:18:39 68.15, -6.29 91.41 12/17/2012 12:19:03 68.18, -6.28 91.43 2.89 24
6 12/17/2012 13:09:20 -68.02, 161.19 88.72 12/17/2012 13:08:34 -68.01, 161.16 88.73 1.60 46
7 12/20/2012 03:44:52 -68.41, -58.16 88.27 12/20/2012 03:46:03 -68.36, -57.81 88.33 15.44 71
8 12/20/2012 04:35:33 68.12, 109.52 91.44 12/20/2012 04:35:32 68.14, 109.56 91.45 2.54 1
9 12/20/2012 05:26:14 -67.99, -83.00 88.70 12/20/2012 05:25:03 -67.98, -82.99 88.71 1.69 71
10 12/22/2012 20:01:43 -68.23, 57.86 88.46 12/22/2012 20:02:34 -68.20, 57.88 88.48 2.57 51
11 12/22/2012 20:52:27 68.09,-134.67 91.41 12/22/2012 20:52:01 68.09,-134.61 91.40 2.41 26
12 12/22/2012 21:42:53 -67.15, 33.79 89.54 12/22/2012 21:41:45 -67.20, 32.02 89.48 76.62 68
13 12/25/2012 11:28:12 69.19, 5.02 92.48 12/25/2012 11:29:18 69.08, 7.22 92.34 87.90 66
14 12/25/2012 12:18:36 -68.15, 173.73 88.59 12/25/2012 12:19:03 -68.14, 173.70 88.60 1.43 27
15 12/25/2012 13:09:20 68.01, -18.80 91.28 12/25/2012 13:08:30 68.02, -18.80 91.29 0.98 50
16 12/28/2012 03:44:48 68.26, 122.05 91.42 12/28/2012 03:46:00 68.23, 122.05 91.38 3.51 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/14/2012
SNOs_Map_NPP_TERRA_20121214.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/14/2012 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service