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: 9/19/2019
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 09/19/2019 22:25:38 -70.49, 20.67 110.92 09/19/2019 22:24:27 -70.53, 19.60 110.86 40.08 71
2 09/19/2019 23:15:11 70.06,-172.31 68.66 09/19/2019 23:15:04 70.06,-172.34 68.66 1.20 7
3 09/20/2019 00:04:41 -69.95, -4.83 111.43 09/20/2019 00:05:46 -69.96, -4.88 111.42 2.27 65
4 09/22/2019 14:42:15 -70.11, 136.00 110.26 09/22/2019 14:41:14 -70.11, 136.04 110.26 1.64 61
5 09/22/2019 15:31:42 70.00, -56.52 69.64 09/22/2019 15:31:58 70.00, -56.49 69.65 1.05 16
6 09/22/2019 16:21:21 -69.40, 110.30 110.94 09/22/2019 16:22:30 -69.38, 111.75 110.98 57.01 69
7 09/25/2019 06:58:45 -70.11,-108.13 109.23 09/25/2019 06:58:09 -70.11,-108.18 109.22 2.09 36
8 09/25/2019 07:48:12 70.00, 59.36 70.68 09/25/2019 07:48:53 70.01, 59.28 70.69 2.91 41
9 09/27/2019 22:25:38 70.53,-159.27 72.23 09/27/2019 22:24:28 70.58,-160.47 72.29 44.95 70
10 09/27/2019 23:15:15 -70.05, 7.66 108.25 09/27/2019 23:15:02 -70.06, 7.67 108.23 1.17 13
11 09/28/2019 00:04:42 69.93, 175.15 71.66 09/28/2019 00:05:46 69.96, 175.13 71.68 2.48 64
12 09/30/2019 14:42:15 70.14, -43.96 72.87 09/30/2019 14:41:14 70.11, -43.96 72.85 2.68 61
13 09/30/2019 15:31:45 -70.04, 123.53 107.22 09/30/2019 15:31:56 -70.01, 123.52 107.24 3.32 11
14 09/30/2019 16:21:22 69.37, -69.74 72.14 09/30/2019 16:22:30 69.38, -68.24 72.14 58.82 68

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/19/2019
SNOs_Map_LANDSAT-8_NPP_20190919.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/19/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service