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: 5/12/2020
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 05/14/2020 06:08:06 -71.00, -94.53 127.85 05/14/2020 06:06:59 -71.06, -97.01 127.73 89.79 67
2 05/14/2020 06:57:47 70.12, 71.80 51.29 05/14/2020 06:57:27 70.11, 71.83 51.28 1.45 20
3 05/14/2020 07:47:17 -70.03,-120.70 128.82 05/14/2020 07:48:09 -70.02,-120.71 128.83 1.01 52
4 05/16/2020 22:24:51 -70.21, 20.15 129.24 05/16/2020 22:23:38 -70.23, 20.11 129.21 2.68 73
5 05/16/2020 23:14:18 70.09,-172.37 50.64 05/16/2020 23:14:21 70.07,-172.33 50.62 2.67 3
6 05/17/2020 00:03:49 -69.95, -4.95 129.52 05/17/2020 00:05:02 -69.92, -4.79 129.55 6.59 73
7 05/19/2020 14:41:23 -70.17, 135.96 129.87 05/19/2020 14:40:32 -70.19, 135.95 129.84 2.52 51
8 05/19/2020 15:30:50 70.05, -56.57 50.01 05/19/2020 15:31:15 70.03, -56.50 50.00 2.96 25
9 05/19/2020 16:20:36 -69.08, 109.75 130.94 05/19/2020 16:21:41 -69.09, 112.19 130.99 97.00 65
10 05/22/2020 06:57:55 -70.16,-108.19 130.41 05/22/2020 06:57:26 -70.15,-108.22 130.42 1.55 29
11 05/22/2020 07:47:22 70.04, 59.29 49.47 05/22/2020 07:48:10 70.05, 59.25 49.48 1.82 48
12 05/24/2020 22:24:54 70.40,-159.62 49.33 05/24/2020 22:23:42 70.49,-160.28 49.45 26.59 72
13 05/24/2020 23:14:27 -70.14, 7.64 130.93 05/24/2020 23:14:19 -70.12, 7.61 130.95 2.89 8
14 05/25/2020 00:03:54 70.02, 175.12 48.95 05/25/2020 00:05:03 70.02, 175.07 48.95 1.65 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/12/2020
SNOs_Map_LANDSAT-8_NPP_20200512.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/12/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service