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: 3/31/2019
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 04/02/2019 06:57:57 -70.11,-108.20 114.78 04/02/2019 06:57:24 -70.13,-108.15 114.75 3.32 33
2 04/02/2019 07:47:24 70.00, 59.30 65.11 04/02/2019 07:48:08 70.01, 59.34 65.12 2.10 44
3 04/04/2019 22:24:52 70.40,-159.53 64.49 04/04/2019 22:23:40 70.47,-160.21 64.59 26.25 72
4 04/04/2019 23:14:25 -70.13, 7.71 115.79 04/04/2019 23:14:17 -70.12, 7.66 115.80 2.34 8
5 04/05/2019 00:03:52 70.02, 175.20 64.10 04/05/2019 00:05:01 70.00, 175.14 64.07 3.08 69
6 04/07/2019 14:41:23 70.20, -43.95 63.28 04/07/2019 14:40:27 70.19, -44.00 63.28 1.80 56
7 04/07/2019 15:30:53 -70.09, 123.53 116.84 04/07/2019 15:31:09 -70.10, 123.46 116.83 2.94 16
8 04/07/2019 16:20:32 69.32, -69.88 62.41 04/07/2019 16:21:40 69.30, -68.05 62.33 71.98 68
9 04/10/2019 06:57:52 70.15, 71.86 62.23 04/10/2019 06:57:19 70.13, 71.87 62.22 1.87 33
10 04/10/2019 07:47:22 -70.05,-120.65 117.89 04/10/2019 07:48:01 -70.04,-120.66 117.90 1.25 39
11 04/12/2019 22:24:47 -70.60, 20.75 118.32 04/12/2019 22:23:36 -70.65, 19.53 118.23 45.29 71
12 04/12/2019 23:14:21 70.10,-172.33 61.19 04/12/2019 23:14:12 70.13,-172.34 61.22 3.04 9
13 04/13/2019 00:03:51 -70.00, -4.84 118.92 04/13/2019 00:04:54 -70.03, -4.87 118.90 3.06 63

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/31/2019
SNOs_Map_LANDSAT-8_NPP_20190331.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/31/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service