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: 12/8/2016
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 12/09/2016 18:23:00 68.46, -97.18 91.25 12/09/2016 18:24:03 68.44, -97.14 91.23 3.04 63
2 12/09/2016 19:13:41 -68.31, 70.33 88.90 12/09/2016 19:13:33 -68.33, 70.37 88.88 2.95 8
3 12/09/2016 20:04:18 67.82,-121.74 90.62 12/09/2016 20:03:06 67.88,-122.51 90.68 33.15 72
4 12/12/2016 10:39:53 68.37, 18.70 91.38 12/12/2016 10:40:33 68.38, 18.67 91.39 1.64 40
5 12/12/2016 11:30:35 -68.27,-173.85 88.73 12/12/2016 11:30:03 -68.28,-173.82 88.72 1.40 32
6 12/15/2016 02:06:15 -69.14, -33.87 87.69 12/15/2016 02:07:24 -69.05, -32.26 87.79 64.42 69
7 12/15/2016 02:56:46 68.34, 134.51 91.51 12/15/2016 02:57:02 68.33, 134.48 91.49 2.28 16
8 12/15/2016 03:47:28 -68.24, -58.04 88.60 12/15/2016 03:46:32 -68.22, -58.01 88.62 2.37 56
9 12/17/2016 18:22:56 -68.42, 82.88 88.32 12/17/2016 18:24:04 -68.43, 82.85 88.30 2.24 68
10 12/17/2016 19:13:40 68.31,-109.68 91.58 12/17/2016 19:13:31 68.32,-109.64 91.59 1.61 9
11 12/17/2016 20:04:17 -67.94, 58.11 88.80 12/17/2016 20:03:05 -67.99, 57.60 88.74 21.96 72
12 12/20/2016 10:39:50 -68.39,-161.32 88.30 12/20/2016 10:40:34 -68.37,-161.35 88.32 2.52 44
13 12/20/2016 11:30:33 68.24, 6.19 91.55 12/20/2016 11:30:01 68.26, 6.16 91.57 2.67 32

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/8/2016
SNOs_Map_NPP_TERRA_20161208.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/08/2016 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service