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: 11/15/2014
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 11/15/2014 21:09:42 69.30,-137.76 87.85 11/15/2014 21:10:25 69.28,-137.74 87.84 2.35 43
2 11/15/2014 22:00:23 -69.16, 29.76 92.28 11/15/2014 21:59:55 -69.17, 29.75 92.27 1.41 28
3 11/18/2014 13:26:35 69.25, -21.93 88.46 11/18/2014 13:27:03 69.28, -21.90 88.49 3.11 28
4 11/18/2014 14:17:16 -69.11, 145.58 91.68 11/18/2014 14:16:34 -69.12, 145.52 91.67 2.85 42
5 11/21/2014 04:52:58 -70.12, -74.74 90.10 11/21/2014 04:54:06 -69.98, -72.77 90.20 76.28 68
6 11/21/2014 05:43:27 69.21, 93.89 89.03 11/21/2014 05:43:45 69.22, 93.85 89.04 2.01 18
7 11/21/2014 06:34:09 -69.12, -98.67 91.06 11/21/2014 06:33:15 -69.12, -98.65 91.06 1.06 54
8 11/23/2014 21:09:47 -69.87, 41.40 89.78 11/23/2014 21:10:56 -69.76, 42.73 89.86 52.52 69
9 11/23/2014 22:00:21 69.23,-150.38 89.61 11/23/2014 22:00:31 69.22,-150.35 89.60 1.35 10
10 11/23/2014 22:51:02 -69.08, 17.15 90.54 11/23/2014 22:50:02 -69.07, 17.09 90.55 2.33 60
11 11/26/2014 13:26:38 -69.73, 157.36 89.39 11/26/2014 13:27:49 -69.59, 158.29 89.51 38.94 71
12 11/26/2014 14:17:14 69.20, -34.57 90.10 11/26/2014 14:17:21 69.22, -34.56 90.12 2.33 7
13 11/26/2014 15:07:56 -69.10, 132.88 90.00 11/26/2014 15:06:52 -69.08, 132.89 90.03 2.47 64

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/15/2014
SNOs_Map_NPP_TERRA_20141115.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/15/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service