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: 3/21/2019
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 03/22/2019 14:41:28 70.18, -43.96 69.49 03/22/2019 14:40:38 70.16, -43.99 69.48 3.07 50
2 03/22/2019 15:30:58 -70.08, 123.53 110.63 03/22/2019 15:31:20 -70.08, 123.45 110.62 2.95 22
3 03/22/2019 16:20:42 69.03, -70.24 68.37 03/22/2019 16:21:47 69.05, -67.75 68.29 99.41 65
4 03/25/2019 06:57:58 70.16, 71.88 68.41 03/25/2019 06:57:31 70.14, 71.82 68.39 3.38 27
5 03/25/2019 07:47:29 -70.00,-120.71 111.76 03/25/2019 07:48:12 -70.00,-120.66 111.77 1.97 43
6 03/27/2019 22:24:57 -70.49, 20.58 112.33 03/27/2019 22:23:46 -70.55, 19.64 112.22 35.58 71
7 03/27/2019 23:14:29 70.10,-172.33 67.29 03/27/2019 23:14:24 70.12,-172.37 67.32 2.51 5
8 03/28/2019 00:03:59 -70.00, -4.84 112.82 03/28/2019 00:05:05 -69.98, -4.84 112.85 2.48 66
9 03/30/2019 14:41:33 -70.17, 136.00 113.67 03/30/2019 14:40:32 -70.16, 136.03 113.68 2.16 61
10 03/30/2019 15:31:00 70.06, -56.52 66.21 03/30/2019 15:31:16 70.05, -56.49 66.19 1.83 16
11 03/30/2019 16:20:39 -69.47, 110.30 114.38 03/30/2019 16:21:48 -69.43, 111.75 114.47 56.65 69
12 04/02/2019 06:58:03 -70.15,-108.16 114.73 04/02/2019 06:57:24 -70.14,-108.16 114.74 1.74 39
13 04/02/2019 07:47:30 70.04, 59.32 65.14 04/02/2019 07:48:08 70.03, 59.32 65.13 0.66 38

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/21/2019
SNOs_Map_LANDSAT-8_NPP_20190321.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/21/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service