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: 5/6/2015
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 05/08/2015 08:11:56 68.90, 56.33 51.75 05/08/2015 08:12:24 68.91, 56.36 51.77 2.18 28
2 05/08/2015 09:02:37 -68.77,-136.18 128.39 05/08/2015 09:01:55 -68.75,-136.22 128.42 2.88 42
3 05/10/2015 23:38:14 -69.38, 4.11 128.47 05/10/2015 23:39:25 -69.26, 5.03 128.59 38.25 71
4 05/11/2015 00:28:51 68.87, 172.12 51.01 05/11/2015 00:28:57 68.88, 172.18 51.02 2.44 6
5 05/11/2015 01:19:32 -68.74, -20.39 129.13 05/11/2015 01:18:28 -68.71, -20.39 129.16 3.27 64
6 05/13/2015 15:55:01 -68.93, 120.49 129.60 05/13/2015 15:56:03 -68.93, 120.47 129.60 0.85 62
7 05/13/2015 16:45:45 68.80, -72.02 50.27 05/13/2015 16:45:30 68.82, -72.02 50.29 2.53 15
8 05/13/2015 17:36:18 -68.24, 96.03 130.30 05/13/2015 17:35:07 -68.33, 95.01 130.22 43.21 71
9 05/16/2015 08:11:56 -68.91,-123.72 130.25 05/16/2015 08:12:35 -68.92,-123.67 130.25 2.06 39
10 05/16/2015 09:02:39 68.73, 43.83 49.56 05/16/2015 09:02:03 68.75, 43.76 49.57 3.45 36
11 05/18/2015 23:38:19 69.57,-176.20 49.82 05/18/2015 23:39:28 69.43,-174.77 49.68 58.08 69
12 05/19/2015 00:28:49 -68.85, -7.88 130.92 05/19/2015 00:29:07 -68.83, -7.91 130.94 2.45 18
13 05/19/2015 01:19:33 68.72, 159.60 48.95 05/19/2015 01:18:34 68.72, 159.59 48.94 1.00 59

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/6/2015
SNOs_Map_NPP_TERRA_20150506.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/06/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service