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: 1/2/2015
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 01/02/2015 21:59:27 -69.15, 29.72 88.09 01/02/2015 22:00:10 -69.16, 29.67 88.07 2.54 43
2 01/02/2015 22:50:12 69.06,-162.86 91.83 01/02/2015 22:49:37 69.06,-162.82 91.83 1.76 35
3 01/05/2015 14:16:17 -69.18, 145.45 88.33 01/05/2015 14:16:50 -69.18, 145.51 88.33 2.44 33
4 01/05/2015 15:07:01 69.04, -47.06 91.54 01/05/2015 15:06:18 69.02, -47.04 91.52 2.18 43
5 01/08/2015 06:33:07 -69.16, -98.75 88.67 01/08/2015 06:33:40 -69.18, -98.70 88.66 2.66 33
6 01/08/2015 07:23:51 69.03, 68.74 91.19 01/08/2015 07:23:08 69.03, 68.75 91.19 0.51 43
7 01/10/2015 22:49:57 -69.15, 17.05 89.06 01/10/2015 22:50:39 -69.16, 17.04 89.05 1.36 42
8 01/10/2015 23:40:41 69.02,-175.47 90.81 01/10/2015 23:40:07 69.01,-175.51 90.80 1.83 34
9 01/13/2015 15:06:48 -69.19, 132.76 89.44 01/13/2015 15:07:46 -69.18, 132.78 89.46 1.68 58
10 01/13/2015 15:57:32 69.07, -59.76 90.43 01/13/2015 15:57:14 69.04, -59.76 90.40 3.42 18
11 01/13/2015 16:48:03 -68.41, 108.45 90.26 01/13/2015 16:46:53 -68.47, 107.16 90.17 52.99 70

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 1/2/2015
SNOs_Map_NPP_TERRA_20150102.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 01/02/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Si