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: 9/14/2017
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 09/16/2017 14:42:02 -70.15, 136.05 112.36 09/16/2017 14:41:18 -70.14, 136.00 112.37 2.17 44
2 09/16/2017 15:31:30 69.99, -56.53 67.50 09/16/2017 15:32:02 70.02, -56.51 67.53 3.40 32
3 09/19/2017 06:08:53 70.76, 85.21 69.27 09/19/2017 06:07:44 70.81, 83.37 69.35 67.34 69
4 09/19/2017 06:58:33 -70.11,-108.12 111.37 09/19/2017 06:58:14 -70.09,-108.16 111.38 2.60 19
5 09/19/2017 07:48:01 69.95, 59.29 68.49 09/19/2017 07:48:58 69.97, 59.33 68.51 2.97 57
6 09/21/2017 22:25:34 70.17,-159.79 69.72 09/21/2017 22:24:29 70.19,-159.87 69.75 3.43 65
7 09/21/2017 23:15:04 -70.07, 7.69 110.37 09/21/2017 23:15:10 -70.05, 7.67 110.39 2.59 6
8 09/22/2017 00:04:37 69.63, 174.73 69.21 09/22/2017 00:05:48 69.61, 175.63 69.19 35.11 71
9 09/24/2017 14:42:05 70.12, -43.98 70.72 09/24/2017 14:41:24 70.10, -43.96 70.69 2.97 41
10 09/24/2017 15:31:35 -70.02, 123.51 109.37 09/24/2017 15:32:06 -70.01, 123.50 109.39 1.80 31
11 09/27/2017 06:08:57 -70.78, -94.78 107.60 09/27/2017 06:07:48 -70.86, -96.71 107.51 71.18 69
12 09/27/2017 06:58:35 70.07, 71.82 71.70 09/27/2017 06:58:19 70.06, 71.86 71.70 2.02 16
13 09/27/2017 07:48:05 -69.97,-120.69 108.39 09/27/2017 07:49:01 -69.97,-120.68 108.39 0.56 56

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/14/2017
SNOs_Map_LANDSAT-8_NPP_20170915.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/14/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service