Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/12/2017
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 07/14/2017 14:41:43 -70.15, 136.09 131.45 07/14/2017 14:40:32 -70.16, 136.10 131.43 1.10 71
2 07/14/2017 15:31:10 70.05, -56.42 48.46 07/14/2017 15:31:16 70.05, -56.42 48.46 0.50 6
3 07/14/2017 16:20:43 -69.77, 110.83 131.80 07/14/2017 16:21:55 -69.80, 111.27 131.80 17.20 72
4 07/17/2017 06:58:13 -70.11,-108.09 131.05 07/17/2017 06:57:26 -70.13,-108.08 131.02 2.15 47
5 07/17/2017 07:47:40 70.01, 59.41 48.86 07/17/2017 07:48:10 70.02, 59.40 48.87 1.73 30
6 07/19/2017 22:25:00 70.88,-158.69 50.17 07/19/2017 22:23:52 70.94,-160.92 50.32 81.39 68
7 07/19/2017 23:14:42 -70.12, 7.81 130.56 07/19/2017 23:14:20 -70.11, 7.73 130.57 3.52 22
8 07/20/2017 00:04:10 69.96, 175.22 49.30 07/20/2017 00:05:03 69.95, 175.29 49.28 2.75 53
9 07/22/2017 14:41:42 70.18, -43.86 50.01 07/22/2017 14:40:32 70.18, -43.93 50.04 2.63 70
10 07/22/2017 15:31:12 -70.07, 123.62 130.08 07/22/2017 15:31:14 -70.08, 123.55 130.07 2.99 2
11 07/22/2017 16:20:42 69.80, -69.12 49.67 07/22/2017 16:21:54 69.77, -68.67 49.61 17.60 72
12 07/25/2017 06:58:11 70.12, 71.94 50.52 07/25/2017 06:57:24 70.11, 71.96 50.52 0.82 47
13 07/25/2017 07:47:41 -70.02,-120.57 129.57 07/25/2017 07:48:06 -70.01,-120.56 129.59 1.65 25

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/12/2017
SNOs_Map_LANDSAT-8_NPP_20170713.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/12/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service