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: 11/14/2014
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 21:09:41 69.27,-137.72 87.83 11/15/2014 21:10:16 69.26,-137.73 87.82 1.42 35
2 11/15/2014 22:00:22 -69.13, 29.80 92.31 11/15/2014 21:59:46 -69.15, 29.75 92.30 2.49 36
3 11/18/2014 12:35:57 -69.71, 170.11 91.11 11/18/2014 12:37:08 -69.62, 171.00 91.18 36.02 71
4 11/18/2014 13:26:34 69.23, -21.89 88.43 11/18/2014 13:26:40 69.23, -21.87 88.44 1.36 6
5 11/18/2014 14:17:16 -69.13, 145.55 91.66 11/18/2014 14:16:10 -69.12, 145.62 91.67 2.97 66
6 11/21/2014 04:52:43 -69.29, -73.54 90.91 11/21/2014 04:53:37 -69.32, -73.50 90.88 2.84 54
7 11/21/2014 05:43:27 69.18, 93.93 89.00 11/21/2014 05:43:04 69.20, 93.99 89.01 3.24 23
8 11/21/2014 06:33:55 -68.34, -97.63 91.82 11/21/2014 06:32:46 -68.43, -99.35 91.78 71.02 69
9 11/23/2014 20:19:11 70.26,-126.51 90.61 11/23/2014 20:20:17 70.16,-124.07 90.56 92.48 66
10 11/23/2014 21:09:36 -69.26, 42.28 90.38 11/23/2014 21:10:02 -69.23, 42.28 90.41 3.26 26
11 11/23/2014 22:00:19 69.09,-150.19 89.48 11/23/2014 21:59:29 69.11,-150.22 89.48 2.02 50
12 11/26/2014 12:35:45 69.27, -9.30 90.16 11/26/2014 12:36:55 69.29, -9.36 90.18 3.29 70
13 11/26/2014 13:26:27 -69.17, 158.16 89.94 11/26/2014 13:26:25 -69.19, 158.14 89.92 1.95 2
14 11/26/2014 14:17:07 68.85, -34.10 89.76 11/26/2014 14:15:55 68.90, -34.59 89.79 20.41 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 11/14/2014
SNOs_Map_NPP_TERRA_20141114.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 11/14/2014 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service