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: 1/22/2015
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 01/24/2015 06:32:34 -69.16, -98.69 91.66 01/24/2015 06:33:16 -69.17, -98.62 91.65 3.41 42
2 01/24/2015 07:23:18 69.02, 68.80 88.20 01/24/2015 07:22:44 69.01, 68.81 88.19 1.33 34
3 01/26/2015 21:58:56 70.00,-151.45 88.57 01/26/2015 22:00:03 69.93,-149.36 88.45 80.02 67
4 01/26/2015 22:49:22 -69.08, 17.20 92.39 01/26/2015 22:49:46 -69.10, 17.17 92.37 2.66 24
5 01/26/2015 23:40:07 69.00,-175.39 87.52 01/26/2015 23:39:13 68.99,-175.33 87.51 2.71 54
6 01/29/2015 14:15:32 69.30, -34.64 87.15 01/29/2015 14:16:43 69.28, -34.35 87.12 11.38 71
7 01/29/2015 15:06:11 -69.06, 133.00 93.11 01/29/2015 15:06:15 -69.07, 133.00 93.11 0.54 4
8 01/29/2015 15:56:55 68.94, -59.52 86.75 01/29/2015 15:55:42 68.95, -59.50 86.77 1.76 73
9 02/01/2015 06:32:17 69.13, 81.38 86.23 02/01/2015 06:33:13 69.12, 81.31 86.22 2.95 56
10 02/01/2015 07:22:58 -69.00,-111.12 93.92 02/01/2015 07:22:43 -69.02,-111.18 93.89 3.17 15
11 02/01/2015 08:13:30 68.23, 57.20 85.29 02/01/2015 08:12:21 68.28, 55.56 85.39 67.88 69
12 02/03/2015 22:49:06 69.12,-162.83 85.46 02/03/2015 22:49:41 69.10,-162.83 85.43 2.73 35
13 02/03/2015 23:39:47 -68.99, 4.67 94.70 02/03/2015 23:39:11 -69.00, 4.68 94.68 1.69 36

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/22/2015
SNOs_Map_NPP_TERRA_20150123.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/22/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service