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: 5/14/2020
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 05/16/2020 22:24:51 -70.28, 20.29 129.18 05/16/2020 22:23:39 -70.29, 20.02 129.15 10.12 72
2 05/16/2020 23:14:20 70.06,-172.38 50.60 05/16/2020 23:14:21 70.07,-172.34 50.62 2.71 1
3 05/17/2020 00:03:50 -69.96, -4.89 129.51 05/17/2020 00:05:03 -69.98, -4.87 129.49 2.45 73
4 05/19/2020 14:41:26 -70.14, 135.95 129.90 05/19/2020 14:40:31 -70.14, 136.03 129.89 2.88 55
5 05/19/2020 15:30:53 70.02, -56.57 49.99 05/19/2020 15:31:15 70.03, -56.50 50.00 2.88 22
6 05/19/2020 16:20:36 -69.21, 109.97 130.81 05/19/2020 16:21:43 -69.20, 112.04 130.87 81.96 67
7 05/22/2020 06:57:59 -70.16,-108.15 130.41 05/22/2020 06:57:26 -70.15,-108.22 130.41 2.61 33
8 05/22/2020 07:47:26 70.05, 59.33 49.47 05/22/2020 07:48:10 70.05, 59.25 49.48 2.96 44
9 05/24/2020 22:24:57 70.61,-159.28 49.54 05/24/2020 22:23:47 70.69,-160.62 49.66 50.30 70
10 05/24/2020 23:14:33 -70.13, 7.66 130.94 05/24/2020 23:14:19 -70.12, 7.62 130.95 2.71 14
11 05/25/2020 00:04:00 70.02, 175.14 48.95 05/25/2020 00:05:03 70.01, 175.08 48.94 2.42 63
12 05/27/2020 14:41:39 70.20, -44.03 48.68 05/27/2020 14:40:31 70.19, -44.03 48.68 1.18 68
13 05/27/2020 15:31:10 -70.05, 123.40 131.47 05/27/2020 15:31:13 -70.08, 123.44 131.44 3.38 3
14 05/27/2020 16:20:41 69.72, -69.43 48.20 05/27/2020 16:21:52 69.72, -68.70 48.18 28.01 71

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/14/2020
SNOs_Map_LANDSAT-8_NPP_20200515.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/14/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service