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: 9/9/2017
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 09/11/2017 06:08:49 -70.95, -94.51 113.62 09/11/2017 06:07:41 -70.99, -96.91 113.53 87.02 68
2 09/11/2017 06:58:30 70.08, 71.85 65.54 09/11/2017 06:58:10 70.09, 71.85 65.55 0.65 20
3 09/11/2017 07:48:00 -69.97,-120.68 114.56 09/11/2017 07:48:52 -70.00,-120.69 114.53 3.13 52
4 09/13/2017 22:25:32 -70.17, 20.22 113.36 09/13/2017 22:24:22 -70.15, 20.21 113.38 2.30 70
5 09/13/2017 23:14:59 70.07,-172.29 66.55 09/13/2017 23:15:06 70.04,-172.31 66.52 3.48 7
6 09/14/2017 00:04:33 -69.74, -5.12 113.76 09/14/2017 00:05:44 -69.73, -4.53 113.78 22.43 71
7 09/16/2017 14:42:02 -70.10, 136.00 112.41 09/16/2017 14:41:18 -70.11, 136.05 112.40 2.13 44
8 09/16/2017 15:31:29 69.99, -56.51 67.50 09/16/2017 15:32:02 69.99, -56.47 67.50 1.72 33
9 09/19/2017 06:08:51 70.67, 85.08 69.18 09/19/2017 06:07:42 70.74, 83.50 69.27 58.80 69
10 09/19/2017 06:58:30 -70.07,-108.16 111.40 09/19/2017 06:58:13 -70.06,-108.12 111.41 1.76 17
11 09/19/2017 07:47:57 69.96, 59.33 68.50 09/19/2017 07:48:57 69.95, 59.36 68.49 1.65 60
12 09/21/2017 22:25:29 70.14,-159.82 69.69 09/21/2017 22:24:27 70.12,-159.76 69.68 2.75 62
13 09/21/2017 23:14:59 -70.03, 7.67 110.40 09/21/2017 23:15:09 -70.03, 7.71 110.41 1.61 10
14 09/22/2017 00:04:35 69.42, 174.48 69.01 09/22/2017 00:05:44 69.44, 175.89 69.01 55.12 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/9/2017
SNOs_Map_LANDSAT-8_NPP_20170910.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/09/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service