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: 9/13/2019
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 09/14/2019 14:42:11 70.13, -43.97 66.67 09/14/2019 14:41:16 70.12, -43.99 66.67 1.37 55
2 09/14/2019 15:31:41 -70.03, 123.52 113.42 09/14/2019 15:31:58 -70.03, 123.47 113.42 1.82 17
3 09/14/2019 16:21:21 69.20, -69.96 65.79 09/14/2019 16:22:28 69.17, -67.97 65.73 78.65 67
4 09/17/2019 06:58:42 70.07, 71.82 67.64 09/17/2019 06:58:09 70.06, 71.87 67.64 2.09 33
5 09/17/2019 07:48:12 -69.97,-120.69 112.45 09/17/2019 07:48:51 -69.96,-120.66 112.46 1.23 39
6 09/19/2019 22:25:39 -70.57, 20.78 110.85 09/19/2019 22:24:29 -70.63, 19.44 110.76 49.94 70
7 09/19/2019 23:15:13 70.07,-172.30 68.68 09/19/2019 23:15:04 70.06,-172.35 68.67 2.25 9
8 09/20/2019 00:04:43 -69.97, -4.81 111.41 09/20/2019 00:05:46 -69.96, -4.88 111.43 3.14 63
9 09/22/2019 14:42:18 -70.15, 136.04 110.23 09/22/2019 14:41:15 -70.16, 135.97 110.21 2.68 63
10 09/22/2019 15:31:46 69.98, -56.56 69.63 09/22/2019 15:31:58 70.00, -56.49 69.65 3.55 12
11 09/22/2019 16:21:23 -69.50, 110.41 110.84 09/22/2019 16:22:33 -69.53, 111.53 110.83 43.73 70
12 09/25/2019 06:58:51 -70.08,-108.20 109.26 09/25/2019 06:58:09 -70.10,-108.17 109.23 2.81 42
13 09/25/2019 07:48:17 70.02, 59.36 70.70 09/25/2019 07:48:53 70.00, 59.29 70.69 3.23 36

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 9/13/2019
SNOs_Map_LANDSAT-8_NPP_20190913.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 09/13/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service