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: 9/25/2017
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 09/27/2017 06:08:57 -70.83, -94.71 107.56 09/27/2017 06:07:48 -70.86, -96.71 107.51 72.99 69
2 09/27/2017 06:58:36 70.07, 71.82 71.71 09/27/2017 06:58:20 70.10, 71.80 71.74 3.26 16
3 09/27/2017 07:48:06 -69.96,-120.71 108.40 09/27/2017 07:49:01 -69.97,-120.68 108.39 1.63 55
4 09/29/2017 22:25:40 -70.13, 20.13 107.21 09/29/2017 22:24:31 -70.14, 20.21 107.20 3.01 69
5 09/29/2017 23:15:07 70.03,-172.37 72.70 09/29/2017 23:15:15 70.01,-172.29 72.69 3.34 8
6 09/30/2017 00:04:41 -69.70, -5.20 107.62 09/30/2017 00:05:52 -69.67, -4.46 107.65 28.72 71
7 10/02/2017 14:42:10 -70.14, 136.02 106.17 10/02/2017 14:41:28 -70.16, 135.95 106.15 3.36 42
8 10/02/2017 15:31:37 70.03, -56.49 73.74 10/02/2017 15:32:12 70.03, -56.56 73.75 2.62 35
9 10/05/2017 06:09:02 70.69, 85.07 75.40 10/05/2017 06:07:52 70.74, 83.47 75.47 58.89 70
10 10/05/2017 06:58:41 -70.09,-108.18 105.19 10/05/2017 06:58:23 -70.07,-108.16 105.20 1.79 18
11 10/05/2017 07:48:08 69.98, 59.31 74.72 10/05/2017 07:49:07 69.95, 59.34 74.70 3.03 59
12 10/07/2017 22:25:41 70.13,-159.87 75.87 10/07/2017 22:24:36 70.14,-159.80 75.88 2.66 65
13 10/07/2017 23:15:11 -70.03, 7.62 104.22 10/07/2017 23:15:18 -70.05, 7.66 104.20 2.11 7
14 10/08/2017 00:04:45 69.53, 174.58 75.30 10/08/2017 00:05:55 69.56, 175.69 75.32 43.53 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/25/2017
SNOs_Map_LANDSAT-8_NPP_20170926.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/25/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service