Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/27/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 07/27/2023 08:21:48 -71.44,-131.03 127.73 07/27/2023 08:22:59 -71.33,-130.03 127.89 37.52 71
2 07/27/2023 09:12:25 70.97, 37.09 51.78 07/27/2023 09:12:26 70.99, 37.09 51.80 1.70 1
3 07/27/2023 10:03:05 -70.77,-155.26 128.43 07/27/2023 10:01:53 -70.80,-155.54 128.37 10.73 72
4 07/29/2023 21:15:36 -71.05, 36.16 127.56 07/29/2023 21:16:17 -71.07, 36.22 127.55 3.06 41
5 07/29/2023 22:06:20 70.95,-156.36 52.35 07/29/2023 22:05:40 70.94,-156.31 52.34 1.99 40
6 08/01/2023 09:18:52 71.29, 34.95 53.31 08/01/2023 09:20:04 71.18, 35.42 53.17 20.72 72
7 08/01/2023 10:09:30 -70.98,-157.20 127.02 08/01/2023 10:09:31 -70.99,-157.22 127.00 1.84 1
8 08/01/2023 11:00:09 70.61, 10.70 52.61 08/01/2023 10:58:57 70.70, 9.99 52.74 27.66 72
9 08/03/2023 22:12:42 71.01,-158.07 53.67 08/03/2023 22:13:19 71.02,-158.15 53.68 3.12 37
10 08/03/2023 23:03:25 -70.96, 9.34 126.38 08/03/2023 23:02:44 -70.94, 9.37 126.40 2.51 41
11 08/06/2023 10:15:56 -71.26,-159.28 125.40 08/06/2023 10:17:07 -71.18,-158.89 125.51 16.09 71
12 08/06/2023 11:06:37 71.01, 8.46 54.35 08/06/2023 11:06:31 71.00, 8.49 54.34 1.42 6
13 08/06/2023 11:57:13 -70.59, 176.47 126.10 08/06/2023 11:56:01 -70.64, 175.60 125.99 32.65 72
14 08/08/2023 23:09:46 -71.05, 7.60 124.92 08/08/2023 23:10:20 -71.03, 7.54 124.94 3.12 34
15 08/09/2023 00:00:30 70.96, 175.06 55.00 08/08/2023 23:59:42 70.95, 175.09 55.00 1.17 48

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/27/2023
SNOs_Map_NOAA-20_TERRA_20230727.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/27/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA