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: 7/17/2016
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 07/18/2016 18:23:24 69.18, -98.05 48.28 07/18/2016 18:24:33 69.09, -96.45 48.15 63.84 69
2 07/18/2016 19:13:53 -68.39, 70.33 132.53 07/18/2016 19:14:14 -68.37, 70.29 132.55 2.49 21
3 07/18/2016 20:04:37 68.27,-122.21 47.36 07/18/2016 20:03:41 68.26,-122.21 47.34 2.01 56
4 07/21/2016 10:40:05 68.48, 18.67 48.07 07/21/2016 10:41:12 68.51, 18.70 48.08 3.30 67
5 07/21/2016 11:30:46 -68.33,-173.82 132.09 07/21/2016 11:30:43 -68.35,-173.85 132.06 3.09 3
6 07/21/2016 12:21:26 68.00, -6.09 47.59 07/21/2016 12:20:13 68.06, -6.55 47.67 20.43 73
7 07/24/2016 02:56:58 68.43, 134.51 48.56 07/24/2016 02:57:42 68.43, 134.49 48.56 1.20 44
8 07/24/2016 03:47:40 -68.33, -58.04 131.54 07/24/2016 03:47:12 -68.34, -58.00 131.53 2.03 28
9 07/26/2016 18:23:24 -69.39, 81.67 129.87 07/26/2016 18:24:31 -69.26, 83.76 130.06 83.37 67
10 07/26/2016 19:13:52 68.43,-109.72 49.15 07/26/2016 19:14:11 68.41,-109.65 49.13 3.33 19
11 07/26/2016 20:04:33 -68.27, 57.80 131.01 07/26/2016 20:03:42 -68.26, 57.80 131.02 1.14 51
12 07/29/2016 10:40:01 -68.54,-161.39 130.13 07/29/2016 10:41:12 -68.52,-161.29 130.15 4.57 71
13 07/29/2016 11:30:43 68.33, 6.19 49.67 07/29/2016 11:30:40 68.34, 6.14 49.68 2.21 3
14 07/29/2016 12:21:24 -68.17, 173.71 130.49 07/29/2016 12:20:11 -68.19, 173.60 130.46 5.43 73

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/17/2016
SNOs_Map_NPP_TERRA_20160717.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/17/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service