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: 9/10/2019
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 09/11/2019 22:25:37 70.32,-159.57 65.84 09/11/2019 22:24:25 70.35,-160.12 65.89 20.96 72
2 09/11/2019 23:15:10 -70.05, 7.68 114.42 09/11/2019 23:15:03 -70.04, 7.67 114.42 0.65 7
3 09/12/2019 00:04:37 69.94, 175.17 65.49 09/12/2019 00:05:47 69.93, 175.15 65.48 0.96 70
4 09/14/2019 14:42:11 70.14, -43.96 66.68 09/14/2019 14:41:16 70.13, -44.01 66.68 1.98 55
5 09/14/2019 15:31:41 -70.03, 123.53 113.41 09/14/2019 15:31:58 -70.03, 123.46 113.41 2.65 17
6 09/14/2019 16:21:21 69.20, -69.95 65.79 09/14/2019 16:22:28 69.18, -67.99 65.74 77.63 67
7 09/17/2019 06:58:43 70.08, 71.84 67.65 09/17/2019 06:58:10 70.08, 71.85 67.65 0.73 33
8 09/17/2019 07:48:13 -69.98,-120.67 112.44 09/17/2019 07:48:52 -69.97,-120.67 112.45 0.85 39
9 09/19/2019 22:25:39 -70.59, 20.81 110.83 09/19/2019 22:24:29 -70.64, 19.42 110.75 51.62 70
10 09/19/2019 23:15:14 70.04,-172.35 68.64 09/19/2019 23:15:03 70.02,-172.29 68.63 3.11 11
11 09/20/2019 00:04:44 -69.94, -4.85 111.44 09/20/2019 00:05:46 -69.97, -4.89 111.42 3.16 62
12 09/22/2019 14:42:19 -70.13, 136.01 110.25 09/22/2019 14:41:14 -70.12, 136.03 110.26 1.81 65
13 09/22/2019 15:31:46 70.02, -56.51 69.66 09/22/2019 15:31:58 70.02, -56.51 69.66 0.40 12
14 09/22/2019 16:21:23 -69.53, 110.46 110.81 09/22/2019 16:22:33 -69.54, 111.52 110.81 41.03 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/10/2019
SNOs_Map_LANDSAT-8_NPP_20190910.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/10/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service