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: 7/26/2017
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 07/27/2017 22:25:07 -70.97, 21.42 128.08 07/27/2017 22:24:00 -71.00, 18.95 127.95 89.61 67
2 07/27/2017 23:14:48 70.11,-172.23 51.11 07/27/2017 23:14:29 70.11,-172.30 51.12 2.79 19
3 07/28/2017 00:04:19 -69.94, -4.83 129.04 07/28/2017 00:05:10 -69.96, -4.75 129.04 3.24 51
4 07/30/2017 14:41:52 -70.18, 136.10 128.20 07/30/2017 14:40:42 -70.18, 136.04 128.18 2.35 70
5 07/30/2017 15:31:19 70.07, -56.40 51.71 07/30/2017 15:31:26 70.07, -56.48 51.72 3.06 7
6 07/30/2017 16:20:52 -69.80, 110.85 128.55 07/30/2017 16:22:04 -69.76, 111.30 128.61 17.95 72
7 08/02/2017 06:58:22 -70.14,-108.08 127.57 08/02/2017 06:57:38 -70.14,-108.14 127.55 2.50 44
8 08/02/2017 07:47:50 69.97, 59.34 52.28 08/02/2017 07:48:21 69.99, 59.41 52.30 3.43 31
9 08/04/2017 22:25:13 70.74,-158.94 53.71 08/04/2017 22:24:04 70.80,-160.73 53.84 66.09 69
10 08/04/2017 23:14:53 -70.09, 7.74 126.91 08/04/2017 23:14:35 -70.11, 7.68 126.88 2.91 18
11 08/05/2017 00:04:20 69.98, 175.23 53.00 08/05/2017 00:05:18 69.96, 175.22 52.97 2.56 58
12 08/07/2017 14:41:54 70.14, -43.94 53.87 08/07/2017 14:40:49 70.14, -43.92 53.87 1.29 65
13 08/07/2017 15:31:24 -70.05, 123.55 126.21 08/07/2017 15:31:31 -70.02, 123.57 126.24 2.78 7
14 08/07/2017 16:20:58 69.54, -69.50 53.32 08/07/2017 16:22:08 69.56, -68.42 53.29 41.81 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/26/2017
SNOs_Map_LANDSAT-8_NPP_20170726.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/26/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service