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: 5/17/2017
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 70.11, -43.97 50.14 05/19/2017 14:40:40 70.13, -43.93 50.16 2.80 43
2 05/19/2017 15:30:52 -70.05, 123.58 129.93 05/19/2017 15:31:22 -70.05, 123.52 129.93 2.56 30
3 05/22/2017 06:08:13 -70.97, -94.46 129.56 05/22/2017 06:07:06 -71.02, -96.90 129.45 88.57 67
4 05/22/2017 06:57:54 70.10, 71.89 49.59 05/22/2017 06:57:35 70.11, 71.87 49.60 1.65 19
5 05/22/2017 07:47:24 -69.99,-120.63 130.53 05/22/2017 07:48:16 -69.98,-120.61 130.55 1.91 52
6 05/24/2017 22:24:58 -70.20, 20.26 130.82 05/24/2017 22:23:45 -70.17, 20.25 130.84 2.99 73
7 05/24/2017 23:14:26 70.03,-172.33 49.02 05/24/2017 23:14:29 70.05,-172.26 49.03 3.22 3
8 05/25/2017 00:03:57 -69.87, -4.92 131.15 05/25/2017 00:05:09 -69.86, -4.65 131.17 10.41 72
9 05/27/2017 14:41:29 -70.13, 136.04 131.35 05/27/2017 14:40:39 -70.16, 136.04 131.31 3.35 50
10 05/27/2017 15:30:56 70.02, -56.48 48.54 05/27/2017 15:31:23 70.04, -56.47 48.56 2.40 27
11 05/27/2017 16:20:42 -69.03, 109.83 132.41 05/27/2017 16:21:48 -69.05, 112.28 132.46 97.54 66
12 05/30/2017 06:08:15 71.03, 85.63 49.13 05/30/2017 06:07:08 71.07, 83.01 49.24 94.86 67
13 05/30/2017 06:58:00 -70.11,-108.11 131.78 05/30/2017 06:57:33 -70.09,-108.09 131.79 1.79 27
14 05/30/2017 07:47:27 69.99, 59.37 48.11 05/30/2017 07:48:17 69.98, 59.40 48.09 2.30 50

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/17/2017
SNOs_Map_LANDSAT-8_NPP_20170518.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/17/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service