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,-160.13 65.89 21.13 72
2 09/11/2019 23:15:10 -70.05, 7.68 114.42 09/11/2019 23:15:03 -70.05, 7.67 114.42 0.49 7
3 09/12/2019 00:04:37 69.94, 175.17 65.49 09/12/2019 00:05:47 69.94, 175.14 65.49 1.04 70
4 09/14/2019 14:42:11 70.14, -43.95 66.69 09/14/2019 14:41:16 70.14, -44.01 66.68 2.54 55
5 09/14/2019 15:31:42 -69.99, 123.46 113.46 09/14/2019 15:31:57 -69.98, 123.54 113.46 2.87 15
6 09/14/2019 16:21:21 69.21, -69.94 65.80 09/14/2019 16:22:28 69.19, -67.99 65.74 77.20 67
7 09/17/2019 06:58:43 70.10, 71.86 67.67 09/17/2019 06:58:10 70.08, 71.85 67.65 1.86 33
8 09/17/2019 07:48:13 -70.00,-120.65 112.42 09/17/2019 07:48:52 -69.98,-120.68 112.44 2.40 39
9 09/19/2019 22:25:39 -70.62, 20.85 110.80 09/19/2019 22:24:29 -70.65, 19.42 110.75 52.85 70
10 09/19/2019 23:15:14 70.07,-172.31 68.67 09/19/2019 23:15:04 70.08,-172.37 68.68 2.53 10
11 09/20/2019 00:04:44 -69.97, -4.82 111.42 09/20/2019 00:05:46 -69.97, -4.90 111.41 2.98 62
12 09/22/2019 14:42:20 -70.11, 135.98 110.26 09/22/2019 14:41:14 -70.12, 136.02 110.25 1.82 66
13 09/22/2019 15:31:47 70.00, -56.54 69.64 09/22/2019 15:31:58 70.02, -56.52 69.67 2.77 11
14 09/22/2019 16:21:23 -69.57, 110.51 110.77 09/22/2019 16:22:33 -69.55, 111.51 110.81 39.03 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/10/2019
SNOs_Map_LANDSAT-8_NPP_20190911.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