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: 4/13/2020
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 04/14/2020 22:24:57 -70.46, 20.52 119.45 04/14/2020 22:23:45 -70.47, 19.72 119.41 29.69 72
2 04/14/2020 23:14:29 70.08,-172.39 60.17 04/14/2020 23:14:24 70.09,-172.38 60.19 1.52 5
3 04/15/2020 00:03:59 -69.97, -4.91 119.95 04/15/2020 00:05:05 -69.95, -4.85 119.98 3.25 66
4 04/17/2020 14:41:30 -70.19, 136.00 120.66 04/17/2020 14:40:35 -70.19, 135.93 120.65 2.80 55
5 04/17/2020 15:30:57 70.08, -56.51 59.22 04/17/2020 15:31:19 70.08, -56.59 59.22 2.80 22
6 04/17/2020 16:20:40 -69.26, 110.01 121.58 04/17/2020 16:21:47 -69.25, 111.95 121.65 76.63 67
7 04/20/2020 06:57:58 -70.14,-108.20 121.64 04/20/2020 06:57:28 -70.12,-108.20 121.65 1.67 30
8 04/20/2020 07:47:25 70.02, 59.28 58.24 04/20/2020 07:48:12 70.01, 59.28 58.23 0.85 47
9 04/22/2020 22:24:55 70.29,-159.73 57.62 04/22/2020 22:23:43 70.32,-160.04 57.66 11.96 72
10 04/22/2020 23:14:27 -70.09, 7.60 122.59 04/22/2020 23:14:23 -70.11, 7.59 122.56 3.16 4
11 04/23/2020 00:03:54 69.96, 175.08 57.28 04/23/2020 00:05:06 69.95, 175.14 57.26 2.71 72
12 04/25/2020 14:41:25 70.18, -44.02 56.63 04/25/2020 14:40:35 70.15, -44.02 56.62 2.42 50
13 04/25/2020 15:30:56 -70.03, 123.40 123.53 04/25/2020 15:31:17 -70.05, 123.46 123.51 3.46 21

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/13/2020
SNOs_Map_LANDSAT-8_NPP_20200413.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/13/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service