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: 5/18/2017
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 05/19/2017 14:41:23 70.12, -43.96 50.15 05/19/2017 14:40:40 70.12, -43.91 50.15 1.84 43
2 05/19/2017 15:30:53 -70.01, 123.52 129.97 05/19/2017 15:31:22 -70.04, 123.53 129.94 3.17 29
3 05/22/2017 06:08:13 -70.98, -94.45 129.55 05/22/2017 06:07:06 -71.01, -96.88 129.46 88.32 67
4 05/22/2017 06:57:54 70.11, 71.91 49.60 05/22/2017 06:57:35 70.10, 71.89 49.59 1.27 19
5 05/22/2017 07:47:24 -70.00,-120.62 130.52 05/22/2017 07:48:17 -70.02,-120.67 130.50 2.84 53
6 05/24/2017 22:24:58 -70.15, 20.19 130.87 05/24/2017 22:23:44 -70.16, 20.27 130.85 3.10 74
7 05/24/2017 23:14:25 70.04,-172.32 49.03 05/24/2017 23:14:28 70.04,-172.24 49.02 3.07 3
8 05/25/2017 00:03:56 -69.88, -4.91 131.14 05/25/2017 00:05:09 -69.90, -4.71 131.13 7.75 73
9 05/27/2017 14:41:29 -70.13, 136.04 131.34 05/27/2017 14:40:39 -70.14, 136.06 131.32 1.60 50
10 05/27/2017 15:30:56 70.02, -56.47 48.55 05/27/2017 15:31:23 70.02, -56.45 48.55 0.76 27
11 05/27/2017 16:20:42 -69.04, 109.84 132.41 05/27/2017 16:21:48 -69.04, 112.30 132.47 97.90 66
12 05/30/2017 06:08:15 71.03, 85.64 49.13 05/30/2017 06:07:09 71.11, 82.94 49.28 97.64 66
13 05/30/2017 06:58:00 -70.11,-108.11 131.78 05/30/2017 06:57:34 -70.13,-108.15 131.75 3.09 26
14 05/30/2017 07:47:27 70.00, 59.38 48.11 05/30/2017 07:48:18 70.01, 59.34 48.13 2.39 51

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/18/2017
SNOs_Map_LANDSAT-8_NPP_20170519.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/18/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service