Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/4/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 10/05/2023 09:22:08 71.06, 33.90 75.68 10/05/2023 09:22:31 71.05, 33.86 75.67 1.85 23
2 10/05/2023 10:12:50 -70.97,-158.63 104.40 10/05/2023 10:11:56 -70.97,-158.60 104.40 1.05 54
3 10/07/2023 21:25:17 -71.11, 33.03 103.31 10/07/2023 21:26:16 -71.12, 33.01 103.31 1.49 59
4 10/07/2023 22:16:01 71.00,-159.48 76.59 10/07/2023 22:15:38 71.03,-159.48 76.62 3.22 23
5 10/10/2023 09:28:39 71.78, 31.05 78.33 10/10/2023 09:29:47 71.68, 32.95 78.20 67.06 68
6 10/10/2023 10:19:09 -71.06,-160.37 102.40 10/10/2023 10:19:22 -71.07,-160.38 102.39 1.17 13
7 10/10/2023 11:09:53 70.96, 7.12 77.51 10/10/2023 11:08:44 70.97, 7.13 77.52 1.63 69
8 10/12/2023 22:22:20 71.12,-161.26 78.60 10/12/2023 22:23:02 71.15,-161.21 78.62 3.20 42
9 10/12/2023 23:13:02 -71.03, 6.22 101.49 10/12/2023 23:12:28 -71.04, 6.27 101.48 2.02 34
10 10/15/2023 10:25:32 -71.36,-162.45 100.23 10/15/2023 10:26:44 -71.29,-161.95 100.31 19.08 72
11 10/15/2023 11:16:12 71.05, 5.39 79.47 10/15/2023 11:16:08 71.06, 5.36 79.48 1.96 4
12 10/15/2023 12:06:49 -70.69, 173.31 100.89 10/15/2023 12:05:37 -70.79, 172.60 100.77 28.59 72
13 10/17/2023 23:19:21 -71.13, 4.46 99.53 10/17/2023 23:19:51 -71.12, 4.48 99.55 1.93 30
14 10/18/2023 00:10:04 70.99, 172.02 80.34 10/18/2023 00:09:13 70.99, 171.96 80.35 2.50 51

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 10/4/2023
SNOs_Map_NOAA-21_TERRA_20231004.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 10/04/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA