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: 4/16/2020
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 04/17/2020 14:41:30 -70.17, 135.98 120.68 04/17/2020 14:40:34 -70.15, 136.00 120.70 2.91 56
2 04/17/2020 15:30:57 70.06, -56.54 59.21 04/17/2020 15:31:19 70.08, -56.60 59.23 3.19 22
3 04/17/2020 16:20:40 -69.24, 109.98 121.60 04/17/2020 16:21:47 -69.25, 111.94 121.64 77.21 67
4 04/20/2020 06:57:59 -70.11,-108.23 121.66 04/20/2020 06:57:29 -70.13,-108.21 121.64 2.47 30
5 04/20/2020 07:47:26 70.00, 59.25 58.22 04/20/2020 07:48:13 70.02, 59.27 58.24 2.58 47
6 04/22/2020 22:24:55 70.26,-159.78 57.59 04/22/2020 22:23:42 70.27,-159.97 57.62 7.29 73
7 04/22/2020 23:14:26 -70.10, 7.63 122.58 04/22/2020 23:14:23 -70.12, 7.58 122.55 2.94 3
8 04/23/2020 00:03:53 69.99, 175.11 57.30 04/23/2020 00:05:06 69.96, 175.13 57.27 2.92 73
9 04/25/2020 14:41:24 70.19, -44.00 56.64 04/25/2020 14:40:35 70.16, -44.03 56.62 2.83 49
10 04/25/2020 15:30:55 -70.04, 123.41 123.52 04/25/2020 15:31:17 -70.06, 123.44 123.50 3.17 22
11 04/28/2020 06:57:53 70.11, 71.77 55.71 04/28/2020 06:57:29 70.11, 71.83 55.71 2.36 24
12 04/28/2020 07:47:23 -70.02,-120.73 124.39 04/28/2020 07:48:11 -70.00,-120.70 124.41 2.03 48

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/16/2020
SNOs_Map_LANDSAT-8_NPP_20200416.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/16/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service