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: 3/29/2015
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 03/30/2015 02:50:28 -70.72, -45.54 112.94 03/30/2015 02:49:50 -70.69, -45.50 112.96 3.13 38
2 03/30/2015 03:39:55 70.62, 121.96 66.95 03/30/2015 03:40:34 70.59, 121.97 66.92 3.47 39
3 04/01/2015 18:17:18 71.17, -96.58 66.47 04/01/2015 18:16:08 71.24, -97.96 66.58 49.72 70
4 04/01/2015 19:06:55 -70.67, 70.28 114.03 04/01/2015 19:06:41 -70.67, 70.31 114.03 1.32 14
5 04/01/2015 19:56:22 70.57,-122.23 65.87 04/01/2015 19:57:25 70.57,-122.22 65.86 0.62 63
6 04/04/2015 10:33:50 70.77, 18.68 65.05 04/04/2015 10:32:49 70.75, 18.63 65.05 2.62 61
7 04/04/2015 11:23:20 -70.65,-173.86 115.08 04/04/2015 11:23:31 -70.65,-173.89 115.08 1.00 11
8 04/04/2015 12:12:56 70.06, -7.09 64.34 04/04/2015 12:14:05 70.03, -5.60 64.27 56.63 69
9 04/07/2015 02:50:16 70.73, 134.50 63.99 04/07/2015 02:49:39 70.70, 134.50 63.97 3.25 37
10 04/07/2015 03:39:46 -70.61, -58.04 116.14 04/07/2015 03:40:21 -70.59, -58.02 116.16 2.07 35
11 04/09/2015 18:17:06 -71.25, 83.56 116.49 04/09/2015 18:15:56 -71.32, 81.92 116.38 58.96 70
12 04/09/2015 19:06:42 70.66,-109.72 62.92 04/09/2015 19:06:29 70.65,-109.65 62.91 2.56 13
13 04/09/2015 19:56:11 -70.60, 57.83 117.16 04/09/2015 19:57:12 -70.60, 57.75 117.16 2.97 61

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/29/2015
SNOs_Map_LANDSAT-8_NPP_20150329.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/29/2015 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service