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: 12/24/2019
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 12/24/2019 23:15:08 70.09,-172.29 93.42 12/24/2019 23:14:25 70.10,-172.32 93.43 1.45 43
2 12/25/2019 00:04:38 -69.98, -4.81 86.69 12/25/2019 00:05:06 -69.96, -4.79 86.72 2.89 28
3 12/27/2019 14:41:56 -70.93, 137.19 85.85 12/27/2019 14:40:49 -70.98, 134.74 85.74 89.09 67
4 12/27/2019 15:31:37 70.05, -56.47 93.30 12/27/2019 15:31:17 70.03, -56.44 93.28 2.61 20
5 12/27/2019 16:21:07 -69.95, 111.02 86.81 12/27/2019 16:21:59 -69.94, 111.02 86.82 1.10 52
6 12/30/2019 06:58:38 -70.12,-108.13 86.77 12/30/2019 06:57:25 -70.12,-108.11 86.76 0.55 73
7 12/30/2019 07:48:05 70.01, 59.36 93.13 12/30/2019 07:48:09 70.02, 59.36 93.13 0.58 4
8 12/30/2019 08:37:37 -69.80,-133.30 87.09 12/30/2019 08:38:49 -69.81,-133.02 87.08 10.96 72
9 01/01/2020 23:15:07 -70.08, 7.70 87.00 01/01/2020 23:14:18 -70.10, 7.69 86.97 2.51 49
10 01/02/2020 00:04:34 69.96, 175.18 92.89 01/02/2020 00:05:01 69.95, 175.23 92.87 2.83 27
11 01/04/2020 14:41:51 70.95, -42.76 93.61 01/04/2020 14:40:44 70.98, -45.26 93.71 90.73 67
12 01/04/2020 15:31:36 -70.04, 123.51 87.29 01/04/2020 15:31:10 -70.04, 123.57 87.28 2.18 26
13 01/04/2020 16:21:03 69.92, -69.01 92.60 01/04/2020 16:21:54 69.94, -68.97 92.62 2.75 51

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 12/24/2019
SNOs_Map_LANDSAT-8_NPP_20191224.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 12/24/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service