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: 9/18/2015
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 09/18/2015 16:44:09 68.82, -72.08 66.91 09/18/2015 16:45:20 68.83, -71.96 66.91 5.15 71
2 09/18/2015 17:34:49 -68.65, 95.47 113.26 09/18/2015 17:34:51 -68.66, 95.46 113.25 1.17 2
3 09/18/2015 18:25:32 68.46, -96.97 66.57 09/18/2015 18:24:19 68.50, -97.09 66.60 6.50 73
4 09/21/2015 09:00:59 68.73, 43.81 67.86 09/21/2015 09:01:47 68.73, 43.81 67.85 0.74 48
5 09/21/2015 09:51:40 -68.61,-148.70 112.26 09/21/2015 09:51:17 -68.62,-148.70 112.25 0.49 23
6 09/21/2015 10:42:07 67.56, 19.93 66.72 09/21/2015 10:41:00 67.61, 17.76 66.75 92.18 67
7 09/24/2015 00:27:24 -69.79, -9.20 110.06 09/24/2015 00:28:30 -69.67, -6.71 110.17 96.73 66
8 09/24/2015 01:17:50 68.70, 159.63 68.87 09/24/2015 01:18:13 68.67, 159.63 68.84 3.41 23
9 09/24/2015 02:08:31 -68.58, -32.88 111.25 09/24/2015 02:07:43 -68.56, -32.87 111.27 1.79 48
10 09/26/2015 16:43:58 -68.86, 107.90 109.95 09/26/2015 16:45:10 -68.84, 108.09 109.97 7.98 72
11 09/26/2015 17:34:41 68.67, -84.55 69.89 09/26/2015 17:34:38 68.66, -84.48 69.87 3.04 3
12 09/26/2015 18:25:21 -68.49, 83.01 110.29 09/26/2015 18:24:09 -68.50, 82.95 110.28 2.40 72
13 09/29/2015 09:00:46 -68.72,-136.14 109.04 09/29/2015 09:01:36 -68.71,-136.17 109.05 1.72 50
14 09/29/2015 09:51:30 68.60, 31.33 70.85 09/29/2015 09:51:03 68.59, 31.33 70.84 0.59 27
15 09/29/2015 10:41:55 -67.61,-160.10 110.12 09/29/2015 10:40:48 -67.65,-162.15 110.10 87.01 67
16 10/02/2015 00:27:11 69.63, 171.05 72.90 10/02/2015 00:28:18 69.51, 173.13 72.80 81.81 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 9/18/2015
SNOs_Map_NPP_TERRA_20150918.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 09/18/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service