Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between AQUA and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/16/2017
Index Date (AQUA) Time (AQUA) Lat,Lon (AQUA) SZA (AQUA ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 04/17/2017 06:22:02 75.34, -38.37 87.60 04/17/2017 06:21:32 75.34, -38.42 87.64 1.48 30
2 04/17/2017 07:11:08 -76.41, 132.48 93.64 04/17/2017 07:11:55 -76.40, 132.43 93.67 1.59 47
3 04/19/2017 21:54:26 -57.51,-111.70 75.30 04/19/2017 21:53:13 -57.75,-113.05 74.96 84.69 73
4 04/19/2017 22:38:25 75.62, 78.30 86.34 04/19/2017 22:38:22 75.62, 78.21 86.37 2.68 3
5 04/19/2017 23:27:32 -76.63,-110.90 94.84 04/19/2017 23:28:46 -76.62,-110.99 94.88 2.39 74
6 04/22/2017 14:05:35 -75.23, 25.43 94.12 04/22/2017 14:04:41 -75.24, 25.51 94.09 2.50 54
7 04/22/2017 14:54:37 76.38,-163.49 84.56 04/22/2017 14:55:00 76.39,-163.39 84.51 2.81 23
8 04/25/2017 06:21:54 -75.69, 142.61 95.53 04/25/2017 06:21:27 -75.70, 142.70 95.53 2.70 27
9 04/25/2017 07:11:06 76.35, -47.72 83.71 04/25/2017 07:11:57 76.34, -47.82 83.69 2.87 51
10 04/27/2017 21:51:10 68.47, 77.40 91.30 04/27/2017 21:49:57 68.56, 76.65 91.50 32.24 73
11 04/27/2017 22:38:22 -75.70,-101.49 96.39 04/27/2017 22:38:23 -75.69,-101.56 96.37 2.21 1
12 04/27/2017 23:24:37 81.84, 120.77 72.86 04/27/2017 23:25:50 81.31, 120.93 72.61 58.59 73
13 04/30/2017 14:05:37 74.97,-155.27 83.62 04/30/2017 14:04:48 74.96,-155.30 83.68 1.14 49

Figure of AQUA and NPP satellite orbits during SNOs since TLE Epoch: 4/16/2017
SNOs_Map_AQUA_NPP_20170418.jpg

Download SNOs between AQUA and NPP since TLE EPOCH: 04/16/2017 in txt file.

Historical Predictions of SNOs between AQUA and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service