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: 3/18/2020
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 03/19/2020 06:58:13 -70.15,-108.15 109.53 03/19/2020 06:57:25 -70.12,-108.18 109.54 3.08 48
2 03/19/2020 07:47:41 69.99, 59.27 70.31 03/19/2020 07:48:09 70.00, 59.32 70.32 2.12 28
3 03/21/2020 22:25:00 70.85,-158.87 70.10 03/21/2020 22:23:52 70.90,-160.98 70.24 76.99 68
4 03/21/2020 23:14:42 -70.08, 7.63 110.66 03/21/2020 23:14:20 -70.08, 7.65 110.65 0.89 22
5 03/22/2020 00:04:09 69.97, 175.12 69.23 03/22/2020 00:05:04 69.96, 175.14 69.21 1.51 55
6 03/24/2020 14:41:40 70.17, -44.00 68.39 03/24/2020 14:40:34 70.19, -44.06 68.42 3.02 66
7 03/24/2020 15:31:10 -70.06, 123.48 111.73 03/24/2020 15:31:15 -70.05, 123.47 111.75 1.87 5
8 03/24/2020 16:20:43 69.62, -69.48 67.84 03/24/2020 16:21:53 69.61, -68.57 67.79 35.59 70
9 03/27/2020 06:58:09 70.09, 71.77 67.26 03/27/2020 06:57:28 70.10, 71.84 67.27 2.87 41
10 03/27/2020 07:47:39 -69.99,-120.74 112.86 03/27/2020 07:48:10 -70.01,-120.71 112.84 2.87 31
11 03/29/2020 22:24:59 -70.73, 20.94 113.17 03/29/2020 22:23:50 -70.82, 19.17 113.02 65.69 69
12 03/29/2020 23:14:36 70.07,-172.38 66.18 03/29/2020 23:14:22 70.08,-172.35 66.19 1.60 14
13 03/30/2020 00:04:06 -69.97, -4.89 113.93 03/30/2020 00:05:04 -69.98, -4.89 113.92 1.35 58

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/18/2020
SNOs_Map_LANDSAT-8_NPP_20200318.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/18/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service