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: 4/18/2020
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 04/20/2020 06:57:59 -70.11,-108.23 121.66 04/20/2020 06:57:29 -70.13,-108.21 121.64 2.48 30
2 04/20/2020 07:47:26 70.00, 59.25 58.22 04/20/2020 07:48:13 70.02, 59.28 58.23 1.91 47
3 04/22/2020 22:24:55 70.26,-159.78 57.59 04/22/2020 22:23:42 70.27,-159.96 57.61 7.03 73
4 04/22/2020 23:14:26 -70.11, 7.63 122.57 04/22/2020 23:14:23 -70.12, 7.58 122.56 2.57 3
5 04/23/2020 00:03:53 69.99, 175.12 57.31 04/23/2020 00:05:06 69.95, 175.14 57.26 4.13 73
6 04/25/2020 14:41:25 70.14, -44.08 56.59 04/25/2020 14:40:35 70.15, -44.01 56.61 2.75 50
7 04/25/2020 15:30:55 -70.04, 123.42 123.52 04/25/2020 15:31:17 -70.06, 123.45 123.50 2.13 22
8 04/28/2020 06:57:53 70.12, 71.78 55.73 04/28/2020 06:57:30 70.15, 71.77 55.75 2.77 23
9 04/28/2020 07:47:23 -70.03,-120.72 124.38 04/28/2020 07:48:12 -70.05,-120.76 124.36 2.64 49
10 04/30/2020 22:24:54 -70.23, 20.16 124.99 04/30/2020 22:23:41 -70.24, 20.08 124.96 3.49 73
11 04/30/2020 23:14:21 70.10,-172.37 54.88 04/30/2020 23:14:24 70.09,-172.37 54.87 1.41 3
12 05/01/2020 00:03:52 -69.95, -4.95 125.28 05/01/2020 00:05:05 -69.93, -4.82 125.31 5.51 73

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/18/2020
SNOs_Map_LANDSAT-8_NPP_20200419.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/18/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service