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: 8/16/2017
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 08/18/2017 06:58:28 -70.13,-108.09 122.92 08/18/2017 06:57:52 -70.13,-108.15 122.91 2.64 36
2 08/18/2017 07:47:56 69.97, 59.33 56.95 08/18/2017 07:48:35 69.97, 59.40 56.93 2.75 39
3 08/20/2017 22:25:24 70.45,-159.38 58.26 08/20/2017 22:24:13 70.52,-160.33 58.37 36.12 71
4 08/20/2017 23:14:59 -70.07, 7.70 122.10 08/20/2017 23:14:48 -70.05, 7.73 122.12 2.30 11
5 08/21/2017 00:04:26 69.96, 175.19 57.81 08/21/2017 00:05:32 69.94, 175.20 57.79 1.78 66
6 08/23/2017 14:41:58 70.16, -43.92 58.87 08/23/2017 14:41:02 70.13, -43.95 58.86 2.94 56
7 08/23/2017 15:31:28 -70.06, 123.56 121.22 08/23/2017 15:31:44 -70.03, 123.53 121.25 3.31 16
8 08/23/2017 16:21:08 69.23, -69.92 58.00 08/23/2017 16:22:15 69.23, -68.00 57.95 75.81 67
9 08/26/2017 06:58:29 70.08, 71.85 59.72 08/26/2017 06:57:59 70.12, 71.84 59.75 3.52 30
10 08/26/2017 07:47:59 -69.98,-120.66 120.37 08/26/2017 07:48:41 -70.01,-120.68 120.35 2.72 42
11 08/28/2017 22:25:29 -70.34, 20.45 119.11 08/28/2017 22:24:16 -70.41, 19.84 119.02 23.98 73
12 08/28/2017 23:14:59 70.06,-172.30 60.63 08/28/2017 23:14:55 70.04,-172.29 60.62 1.86 4
13 08/29/2017 00:04:29 -69.96, -4.81 119.46 08/29/2017 00:05:37 -69.93, -4.80 119.49 3.10 68

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/16/2017
SNOs_Map_LANDSAT-8_NPP_20170817.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/16/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service