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: 4/23/2020
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 04/25/2020 14:41:24 70.17, -44.02 56.63 04/25/2020 14:40:35 70.17, -44.04 56.63 0.84 49
2 04/25/2020 15:30:54 -70.07, 123.46 123.49 04/25/2020 15:31:17 -70.08, 123.41 123.48 1.97 23
3 04/28/2020 06:57:53 70.10, 71.75 55.71 04/28/2020 06:57:29 70.11, 71.82 55.72 2.73 24
4 04/28/2020 07:47:23 -70.00,-120.76 124.41 04/28/2020 07:48:11 -70.02,-120.72 124.40 2.10 48
5 04/30/2020 22:24:54 -70.20, 20.13 125.01 04/30/2020 22:23:40 -70.21, 20.12 124.99 1.15 74
6 04/30/2020 23:14:21 70.08,-172.40 54.86 04/30/2020 23:14:24 70.11,-172.40 54.89 2.70 3
7 05/01/2020 00:03:52 -69.93, -4.98 125.30 05/01/2020 00:05:05 -69.96, -4.85 125.28 5.45 73
8 05/03/2020 14:41:22 -70.19, 135.98 125.83 05/03/2020 14:40:34 -70.16, 135.99 125.85 3.23 48
9 05/03/2020 15:30:49 70.06, -56.55 54.05 05/03/2020 15:31:18 70.05, -56.55 54.04 1.02 29
10 05/06/2020 06:08:07 70.91, 85.31 54.14 05/06/2020 06:06:59 70.94, 83.18 54.22 77.27 68
11 05/06/2020 06:57:49 -70.16,-108.18 126.61 05/06/2020 06:57:28 -70.15,-108.23 126.61 2.39 21
12 05/06/2020 07:47:16 70.04, 59.29 53.26 05/06/2020 07:48:12 70.05, 59.23 53.28 2.98 56

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/23/2020
SNOs_Map_LANDSAT-8_NPP_20200423.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/23/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service