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: 9/13/2023
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 09/15/2023 05:33:48 71.03, 91.06 67.86 09/15/2023 05:34:41 71.01, 91.00 67.84 2.85 53
2 09/15/2023 06:24:30 -70.94,-101.48 112.21 09/15/2023 06:24:05 -70.95,-101.43 112.20 2.20 25
3 09/17/2023 17:37:11 -71.78, 88.95 110.40 09/17/2023 17:38:19 -71.68, 91.09 110.55 75.35 68
4 09/17/2023 18:27:42 70.99,-102.35 68.79 09/17/2023 18:27:53 70.98,-102.38 68.78 1.40 11
5 09/17/2023 19:18:24 -70.90, 65.11 111.28 09/17/2023 19:17:18 -70.87, 65.12 111.31 3.23 66
6 09/20/2023 06:30:53 -71.07,-103.29 110.16 09/20/2023 06:31:42 -71.08,-103.21 110.16 3.01 49
7 09/20/2023 07:21:37 70.95, 64.21 69.74 09/20/2023 07:21:05 70.96, 64.28 69.75 2.33 32
8 09/22/2023 18:34:14 71.55,-104.93 71.32 09/22/2023 18:35:23 71.45,-103.59 71.18 48.48 69
9 09/22/2023 19:24:47 -70.99, 63.36 109.26 09/22/2023 19:24:55 -70.98, 63.32 109.27 1.95 8
10 09/22/2023 20:15:30 70.83,-129.06 70.59 09/22/2023 20:14:18 70.86,-129.21 70.62 6.36 72
11 09/25/2023 07:28:00 71.07, 62.43 71.80 09/25/2023 07:28:41 71.04, 62.43 71.76 3.40 41
12 09/25/2023 08:18:42 -70.98,-130.09 108.29 09/25/2023 08:18:06 -70.96,-130.04 108.31 2.79 36

Figure of NOAA-21 and TERRA satellite orbits during SNOs since TLE Epoch: 9/13/2023
SNOs_Map_NOAA-21_TERRA_20230913.jpg

Download SNOs between NOAA-21 and TERRA since TLE EPOCH: 09/13/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and TERRA