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: 9/6/2017
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 09/08/2017 14:42:00 70.14, -43.95 64.59 09/08/2017 14:41:14 70.15, -44.00 64.60 2.16 46
2 09/08/2017 15:31:30 -70.02, 123.52 115.51 09/08/2017 15:31:55 -70.00, 123.53 115.54 2.66 25
3 09/11/2017 06:08:49 -70.95, -94.50 113.62 09/11/2017 06:07:42 -71.04, -96.99 113.48 90.78 67
4 09/11/2017 06:58:30 70.08, 71.85 65.55 09/11/2017 06:58:10 70.09, 71.85 65.56 0.89 20
5 09/11/2017 07:48:00 -69.97,-120.67 114.55 09/11/2017 07:48:52 -70.00,-120.69 114.53 2.72 52
6 09/13/2017 22:25:33 -70.13, 20.16 113.41 09/13/2017 22:24:22 -70.15, 20.21 113.38 3.05 71
7 09/13/2017 23:15:00 70.02,-172.35 66.50 09/13/2017 23:15:06 70.04,-172.30 66.52 2.51 6
8 09/14/2017 00:04:33 -69.75, -5.10 113.75 09/14/2017 00:05:45 -69.78, -4.61 113.73 19.30 72
9 09/16/2017 14:42:02 -70.12, 136.03 112.39 09/16/2017 14:41:18 -70.10, 136.06 112.41 3.10 44
10 09/16/2017 15:31:29 70.01, -56.49 67.52 09/16/2017 15:32:02 69.98, -56.46 67.49 2.99 33
11 09/19/2017 06:08:52 70.65, 85.05 69.16 09/19/2017 06:07:42 70.72, 83.52 69.26 56.83 70
12 09/19/2017 06:58:30 -70.11,-108.11 111.37 09/19/2017 06:58:14 -70.10,-108.17 111.37 2.46 16
13 09/19/2017 07:47:57 69.99, 59.37 68.53 09/19/2017 07:48:58 69.99, 59.30 68.53 2.63 61

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/6/2017
SNOs_Map_LANDSAT-8_NPP_20170907.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/06/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service