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: 6/28/2019
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 06/29/2019 06:08:37 -70.90, -94.59 132.41 06/29/2019 06:07:29 -70.95, -96.89 132.27 84.04 68
2 06/29/2019 06:58:17 70.09, 71.86 46.82 06/29/2019 06:57:59 70.09, 71.79 46.83 2.48 18
3 06/29/2019 07:47:47 -69.97,-120.67 133.29 06/29/2019 07:48:40 -69.96,-120.69 133.31 1.69 53
4 07/01/2019 22:25:20 -70.18, 20.22 132.93 07/01/2019 22:24:10 -70.16, 20.15 132.94 3.34 70
5 07/01/2019 23:14:48 70.02,-172.36 46.92 07/01/2019 23:14:54 70.04,-172.35 46.94 2.11 6
6 07/02/2019 00:04:20 -69.80, -5.03 133.29 07/02/2019 00:05:32 -69.75, -4.59 133.37 17.93 72
7 07/04/2019 14:41:51 -70.11, 136.01 132.78 07/04/2019 14:41:05 -70.11, 136.00 132.78 0.61 46
8 07/04/2019 15:31:18 70.01, -56.50 47.12 07/04/2019 15:31:49 69.99, -56.50 47.10 2.15 31
9 07/07/2019 06:08:40 70.80, 85.28 48.14 07/07/2019 06:07:32 70.88, 83.22 48.30 75.56 68
10 07/07/2019 06:58:22 -70.04,-108.21 132.58 07/07/2019 06:58:00 -70.05,-108.14 132.57 2.69 22
11 07/07/2019 07:47:49 69.93, 59.28 47.32 07/07/2019 07:48:44 69.93, 59.34 47.31 2.43 55
12 07/09/2019 22:25:21 70.13,-159.84 47.81 07/09/2019 22:24:13 70.14,-159.83 47.83 1.87 68
13 07/09/2019 23:14:51 -70.03, 7.65 132.29 07/09/2019 23:14:55 -70.05, 7.63 132.26 3.20 4
14 07/10/2019 00:04:23 69.64, 174.75 47.35 07/10/2019 00:05:34 69.67, 175.50 47.35 29.27 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 6/28/2019
SNOs_Map_LANDSAT-8_NPP_20190628.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 06/28/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service