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: 4/22/2020
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 04/22/2020 22:24:55 70.25,-159.79 57.58 04/22/2020 22:23:42 70.27,-159.98 57.62 7.38 73
2 04/22/2020 23:14:26 -70.09, 7.61 122.59 04/22/2020 23:14:22 -70.08, 7.64 122.60 1.76 4
3 04/23/2020 00:03:53 69.98, 175.10 57.30 04/23/2020 00:05:06 69.96, 175.13 57.27 2.19 73
4 04/25/2020 14:41:24 70.18, -44.01 56.64 04/25/2020 14:40:35 70.16, -44.03 56.62 2.45 49
5 04/25/2020 15:30:54 -70.08, 123.48 123.48 04/25/2020 15:31:17 -70.07, 123.43 123.49 2.22 23
6 04/28/2020 06:57:53 70.11, 71.76 55.71 04/28/2020 06:57:29 70.11, 71.83 55.71 2.61 24
7 04/28/2020 07:47:23 -70.01,-120.74 124.40 04/28/2020 07:48:11 -70.01,-120.71 124.40 1.52 48
8 04/30/2020 22:24:53 -70.27, 20.22 124.95 04/30/2020 22:23:41 -70.26, 20.05 124.95 6.20 72
9 04/30/2020 23:14:21 70.09,-172.39 54.87 04/30/2020 23:14:24 70.10,-172.39 54.89 1.40 3
10 05/01/2020 00:03:52 -69.94, -4.97 125.29 05/01/2020 00:05:05 -69.95, -4.84 125.29 4.80 73
11 05/03/2020 14:41:21 -70.19, 135.99 125.82 05/03/2020 14:40:34 -70.21, 135.91 125.80 3.13 47
12 05/03/2020 15:30:48 70.07, -56.54 54.06 05/03/2020 15:31:17 70.05, -56.54 54.04 1.89 29

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/22/2020
SNOs_Map_LANDSAT-8_NPP_20200422.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/22/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service