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: 12/23/2015
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 12/23/2015 17:33:57 -68.60, 95.43 88.09 12/23/2015 17:34:43 -68.59, 95.40 88.10 1.23 46
2 12/23/2015 18:24:41 68.48, -97.11 91.79 12/23/2015 18:24:10 68.48, -97.09 91.79 0.85 31
3 12/23/2015 19:15:04 -67.37, 71.59 89.33 12/23/2015 19:13:57 -67.43, 69.32 89.26 97.16 67
4 12/26/2015 09:00:23 69.52, 42.61 92.79 12/26/2015 09:01:30 69.41, 44.69 92.67 82.04 67
5 12/26/2015 09:50:49 -68.58,-148.78 88.17 12/26/2015 09:51:13 -68.59,-148.73 88.17 2.11 24
6 12/26/2015 10:41:32 68.40, 18.76 91.66 12/26/2015 10:40:41 68.42, 18.71 91.67 2.67 51
7 12/29/2015 01:17:02 68.76, 159.44 91.90 12/29/2015 01:18:13 68.71, 159.66 91.85 10.17 71
8 12/29/2015 02:07:41 -68.51, -32.91 88.36 12/29/2015 02:07:45 -68.50, -32.96 88.36 2.11 4
9 12/29/2015 02:58:25 68.39, 134.55 91.53 12/29/2015 02:57:12 68.38, 134.54 91.52 0.50 73
10 12/31/2015 17:33:52 68.58, -84.56 91.56 12/31/2015 17:34:45 68.60, -84.60 91.57 2.68 53
11 12/31/2015 18:24:34 -68.49, 82.87 88.54 12/31/2015 18:24:15 -68.50, 82.91 88.53 1.76 19
12 12/31/2015 19:15:03 67.57,-108.65 90.52 12/31/2015 19:13:55 67.65,-110.44 90.63 76.31 68
13 01/03/2016 09:50:45 68.57, 31.23 91.33 01/03/2016 09:51:15 68.57, 31.24 91.32 0.75 30
14 01/03/2016 10:41:26 -68.43,-161.27 88.83 01/03/2016 10:40:46 -68.42,-161.31 88.84 1.92 40
15 01/06/2016 01:17:00 -69.06, -20.96 88.45 01/06/2016 01:18:11 -68.98, -20.02 88.56 38.72 71
16 01/06/2016 02:07:36 68.51, 147.07 90.99 01/06/2016 02:07:44 68.52, 147.06 90.99 1.03 8

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/23/2015
SNOs_Map_NPP_TERRA_20151223.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/23/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service