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: 1/17/2020
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 01/17/2020 23:15:04 -70.09, 7.70 89.22 01/17/2020 23:14:05 -70.07, 7.77 89.23 3.40 59
2 01/18/2020 00:04:31 69.99, 175.19 90.67 01/18/2020 00:04:49 69.97, 175.24 90.65 2.94 18
3 01/18/2020 00:54:12 -69.27, -18.15 90.02 01/18/2020 00:55:20 -69.29, -16.45 90.07 66.65 68
4 01/20/2020 15:31:32 -70.06, 123.53 89.80 01/20/2020 15:30:57 -70.07, 123.55 89.78 1.76 35
5 01/20/2020 16:20:59 69.95, -68.98 90.09 01/20/2020 16:21:41 69.97, -68.98 90.11 2.22 42
6 01/23/2020 06:58:25 70.45, 72.35 89.99 01/23/2020 06:57:14 70.49, 71.35 90.08 37.26 71
7 01/23/2020 07:48:01 -70.02,-120.64 90.43 01/23/2020 07:47:49 -70.02,-120.60 90.43 1.69 12
8 01/23/2020 08:37:28 69.91, 46.84 89.46 01/23/2020 08:38:33 69.92, 46.87 89.46 1.75 65
9 01/25/2020 23:14:59 70.13,-172.23 89.05 01/25/2020 23:14:00 70.13,-172.30 89.07 2.57 59
10 01/26/2020 00:04:30 -69.98, -4.82 91.11 01/26/2020 00:04:41 -69.98, -4.75 91.11 2.79 11
11 01/26/2020 00:54:06 69.37, 161.99 88.31 01/26/2020 00:55:15 69.35, 163.49 88.22 58.86 69
12 01/28/2020 15:31:28 70.08, -56.42 88.33 01/28/2020 15:30:52 70.09, -56.46 88.34 1.45 36
13 01/28/2020 16:20:58 -69.99, 111.07 91.78 01/28/2020 16:21:34 -69.99, 111.02 91.78 1.96 36

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/17/2020
SNOs_Map_LANDSAT-8_NPP_20200117.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/17/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service