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: 4/7/2017
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 04/09/2017 14:41:25 -70.19, 136.01 117.67 04/09/2017 14:40:33 -70.17, 136.03 117.67 1.67 52
2 04/09/2017 15:30:52 70.08, -56.49 62.22 04/09/2017 15:31:17 70.07, -56.50 62.21 1.64 25
3 04/09/2017 16:20:37 -69.14, 109.87 118.69 04/09/2017 16:21:43 -69.12, 112.20 118.79 92.37 66
4 04/12/2017 06:08:09 71.05, 85.54 62.20 04/12/2017 06:07:02 71.06, 83.04 62.29 90.29 67
5 04/12/2017 06:57:53 -70.17,-108.14 118.67 04/12/2017 06:57:29 -70.17,-108.20 118.67 2.25 24
6 04/12/2017 07:47:21 70.01, 59.28 61.16 04/12/2017 07:48:12 70.02, 59.35 61.16 2.87 51
7 04/14/2017 22:24:52 70.20,-159.85 60.40 04/14/2017 22:23:42 70.22,-159.83 60.44 3.05 70
8 04/14/2017 23:14:21 -70.09, 7.63 119.72 04/14/2017 23:14:23 -70.12, 7.66 119.69 2.94 2
9 04/15/2017 00:03:51 69.81, 174.89 60.01 04/15/2017 00:05:03 69.81, 175.43 59.98 20.89 72
10 04/17/2017 14:41:19 70.17, -44.01 59.42 04/17/2017 14:40:36 70.18, -43.98 59.43 1.55 43
11 04/17/2017 15:30:49 -70.06, 123.47 120.70 04/17/2017 15:31:18 -70.07, 123.50 120.70 1.18 29
12 04/20/2017 06:08:09 -70.85, -94.77 120.84 04/20/2017 06:07:00 -70.90, -96.69 120.73 70.27 69
13 04/20/2017 06:57:47 70.13, 71.81 58.45 04/20/2017 06:57:31 70.13, 71.86 58.46 1.62 16
14 04/20/2017 07:47:17 -70.03,-120.70 121.66 04/20/2017 07:48:13 -70.02,-120.66 121.68 2.03 56

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/7/2017
SNOs_Map_LANDSAT-8_NPP_20170409.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/07/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service