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: 4/4/2019
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 04/04/2019 22:24:51 70.42,-159.50 64.51 04/04/2019 22:23:39 70.45,-160.18 64.57 25.39 72
2 04/04/2019 23:14:25 -70.09, 7.66 115.82 04/04/2019 23:14:16 -70.10, 7.68 115.82 1.17 9
3 04/05/2019 00:03:52 69.99, 175.15 64.07 04/05/2019 00:05:00 69.98, 175.17 64.05 1.20 68
4 04/07/2019 14:41:24 70.16, -44.00 63.25 04/07/2019 14:40:27 70.17, -43.97 63.26 1.36 57
5 04/07/2019 15:30:54 -70.06, 123.48 116.88 04/07/2019 15:31:09 -70.08, 123.48 116.85 3.06 15
6 04/07/2019 16:20:33 69.28, -69.92 62.38 04/07/2019 16:21:40 69.28, -68.02 62.31 74.76 67
7 04/10/2019 06:57:52 70.18, 71.90 62.25 04/10/2019 06:57:20 70.17, 71.82 62.25 3.18 32
8 04/10/2019 07:47:23 -70.02,-120.70 117.92 04/10/2019 07:48:01 -70.02,-120.64 117.92 2.19 38
9 04/12/2019 22:24:47 -70.63, 20.79 118.29 04/12/2019 22:23:37 -70.68, 19.47 118.19 49.01 70
10 04/12/2019 23:14:21 70.13,-172.29 61.22 04/12/2019 23:14:12 70.11,-172.31 61.20 2.81 9
11 04/13/2019 00:03:51 -70.03, -4.80 118.89 04/13/2019 00:04:54 -70.01, -4.84 118.92 2.71 63
12 04/15/2019 14:41:22 -70.20, 136.04 119.67 04/15/2019 14:40:20 -70.20, 136.01 119.66 1.09 62
13 04/15/2019 15:30:49 70.08, -56.48 60.20 04/15/2019 15:31:04 70.10, -56.52 60.23 2.76 15
14 04/15/2019 16:20:27 -69.54, 110.41 120.33 04/15/2019 16:21:37 -69.53, 111.65 120.39 48.56 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/4/2019
SNOs_Map_LANDSAT-8_NPP_20190404.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/04/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service