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: 4/12/2015
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 04/14/2015 07:21:42 68.99, 68.87 59.55 04/14/2015 07:22:41 68.98, 68.86 59.55 0.49 59
2 04/14/2015 08:12:23 -68.85,-123.63 120.60 04/14/2015 08:12:11 -68.87,-123.65 120.58 2.91 12
3 04/14/2015 09:02:57 68.19, 44.54 58.73 04/14/2015 09:01:47 68.26, 43.24 58.80 53.98 70
4 04/16/2015 23:38:32 68.95,-175.30 58.56 04/16/2015 23:39:08 68.95,-175.29 58.56 0.65 36
5 04/17/2015 00:29:14 -68.86, -7.86 121.55 04/17/2015 00:28:38 -68.84, -7.79 121.57 3.23 36
6 04/19/2015 15:04:50 -69.66, 132.16 121.65 04/19/2015 15:05:59 -69.51, 133.69 121.81 61.42 69
7 04/19/2015 15:55:22 68.91, -59.47 57.58 04/19/2015 15:55:35 68.89, -59.47 57.56 2.00 13
8 04/19/2015 16:46:03 -68.77, 108.04 122.58 04/19/2015 16:45:05 -68.79, 108.03 122.56 2.28 58
9 04/22/2015 07:21:28 -68.99,-111.11 123.24 04/22/2015 07:22:34 -68.99,-111.10 123.25 0.81 66
10 04/22/2015 08:12:12 68.88, 56.35 56.64 04/22/2015 08:12:01 68.86, 56.39 56.62 2.49 11
11 04/22/2015 09:02:48 -68.47,-135.79 123.79 04/22/2015 09:01:36 -68.49,-136.45 123.77 26.96 72
12 04/24/2015 23:38:16 -68.91, 4.78 124.21 04/24/2015 23:38:59 -68.93, 4.73 124.19 2.99 43
13 04/25/2015 00:29:00 68.80, 172.23 55.67 04/25/2015 00:28:26 68.81, 172.22 55.67 0.92 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/12/2015
SNOs_Map_NPP_TERRA_20150412.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/12/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service