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: 12/1/2015
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 12/02/2015 09:00:33 -69.38,-137.17 88.81 12/02/2015 09:01:42 -69.26,-135.55 88.92 65.29 69
2 12/02/2015 09:51:04 68.58, 31.24 90.40 12/02/2015 09:51:19 68.59, 31.25 90.41 1.29 15
3 12/02/2015 10:41:45 -68.43,-161.25 89.75 12/02/2015 10:40:50 -68.43,-161.31 89.75 2.58 55
4 12/05/2015 01:17:13 -68.63, -20.37 89.18 12/05/2015 01:18:20 -68.65, -20.42 89.16 3.20 67
5 12/05/2015 02:07:57 68.52, 147.07 90.72 12/05/2015 02:07:47 68.54, 147.08 90.73 1.35 10
6 12/05/2015 02:58:34 -68.16, -45.13 89.65 12/05/2015 02:57:21 -68.21, -45.68 89.60 23.51 73
7 12/07/2015 17:34:07 -68.63, 95.39 88.86 12/07/2015 17:34:47 -68.65, 95.46 88.84 3.30 40
8 12/07/2015 18:24:50 68.47, -97.09 90.99 12/07/2015 18:24:15 68.47, -97.11 90.99 0.83 35
9 12/10/2015 09:00:28 69.22, 43.04 92.00 12/10/2015 09:01:37 69.12, 44.31 91.91 51.69 69
10 12/10/2015 09:51:00 -68.58,-148.78 88.64 12/10/2015 09:51:15 -68.58,-148.74 88.65 1.66 15
11 12/10/2015 10:41:43 68.43, 18.74 91.21 12/10/2015 10:40:42 68.45, 18.75 91.24 3.01 61
12 12/13/2015 01:17:10 68.65, 159.59 91.64 12/13/2015 01:18:11 68.65, 159.60 91.64 0.38 61
13 12/13/2015 02:07:52 -68.54, -32.95 88.47 12/13/2015 02:07:41 -68.55, -32.88 88.46 2.92 11
14 12/13/2015 02:58:26 67.90, 135.17 90.90 12/13/2015 02:57:16 67.98, 134.08 90.97 46.63 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/1/2015
SNOs_Map_NPP_TERRA_20151201.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/01/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service