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: 7/29/2015
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 07/30/2015 00:28:18 69.26, 171.48 50.55 07/30/2015 00:29:29 69.13, 172.38 50.40 38.23 71
2 07/30/2015 01:18:52 -68.73, -20.49 129.98 07/30/2015 01:19:04 -68.74, -20.48 129.98 0.93 12
3 07/30/2015 02:09:36 68.62, 146.97 49.92 07/30/2015 02:08:31 68.63, 147.03 49.93 2.50 65
4 08/01/2015 16:45:03 68.84, -72.17 50.78 08/01/2015 16:46:03 68.83, -72.12 50.76 2.42 60
5 08/01/2015 17:35:44 -68.69, 95.35 129.37 08/01/2015 17:35:34 -68.67, 95.31 129.39 2.70 10
6 08/01/2015 18:26:19 68.10, -96.58 50.04 08/01/2015 18:25:08 68.16, -97.66 50.13 45.34 71
7 08/04/2015 09:01:55 68.80, 43.65 51.43 08/04/2015 09:02:32 68.80, 43.72 51.43 2.85 37
8 08/04/2015 09:52:36 -68.65,-148.83 128.72 08/04/2015 09:52:03 -68.64,-148.84 128.72 0.62 33
9 08/07/2015 00:28:15 -69.56, -8.94 127.07 08/07/2015 00:29:23 -69.44, -7.21 127.23 68.61 68
10 08/07/2015 01:18:45 68.71, 159.54 52.07 08/07/2015 01:19:01 68.71, 159.49 52.06 2.09 16
11 08/07/2015 02:09:27 -68.61, -33.00 128.03 08/07/2015 02:08:31 -68.61, -33.00 128.03 0.56 56
12 08/09/2015 16:44:54 -68.83, 107.84 127.06 08/09/2015 16:46:02 -68.85, 107.90 127.06 3.04 68
13 08/09/2015 17:35:37 68.68, -84.64 52.79 08/09/2015 17:35:30 68.67, -84.68 52.78 1.76 7
14 08/09/2015 18:26:15 -68.36, 83.09 127.53 08/09/2015 18:25:03 -68.41, 82.64 127.47 19.35 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/29/2015
SNOs_Map_NPP_TERRA_20150729.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/29/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service