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: 2/12/2014
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 02/14/2014 08:10:40 69.33, 55.35 82.32 02/14/2014 08:11:50 69.23, 56.69 82.16 54.14 70
2 02/14/2014 09:01:11 -68.66,-136.40 98.40 02/14/2014 09:01:28 -68.68,-136.38 98.39 1.71 17
3 02/14/2014 09:51:55 68.53, 31.08 81.46 02/14/2014 09:50:56 68.52, 31.07 81.45 1.99 59
4 02/17/2014 00:27:27 68.75, 171.93 80.79 02/17/2014 00:28:35 68.73, 171.91 80.76 2.60 68
5 02/17/2014 01:18:08 -68.61, -20.56 99.37 02/17/2014 01:18:05 -68.63, -20.58 99.36 2.17 3
6 02/17/2014 02:08:48 68.27, 147.19 80.27 02/17/2014 02:07:36 68.30, 146.66 80.32 22.07 72
7 02/19/2014 16:44:23 68.72, -72.24 79.80 02/19/2014 16:45:12 68.72, -72.27 79.80 0.96 49
8 02/19/2014 17:35:05 -68.63, 95.20 100.31 02/19/2014 17:34:42 -68.62, 95.25 100.31 2.00 23
9 02/19/2014 18:25:32 67.59, -96.18 78.61 02/19/2014 18:24:25 67.62, -98.30 78.71 89.90 67
10 02/22/2014 09:01:20 68.69, 43.57 78.81 02/22/2014 09:01:52 68.68, 43.52 78.80 2.04 32
11 02/22/2014 09:52:02 -68.59,-148.98 101.31 02/22/2014 09:51:22 -68.59,-148.96 101.31 0.99 40
12 02/25/2014 00:27:47 -69.52, -9.13 101.31 02/25/2014 00:28:55 -69.40, -7.37 101.48 69.70 68
13 02/25/2014 01:18:17 68.67, 159.37 77.80 02/25/2014 01:18:33 68.68, 159.35 77.81 1.93 16
14 02/25/2014 02:08:59 -68.57, -33.17 102.33 02/25/2014 02:08:04 -68.54, -33.20 102.35 3.14 55

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 2/12/2014
SNOs_Map_NPP_TERRA_20140212.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 02/12/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service