Simultaneous Nadir Overpasses (SNOs) Predictions  
  Prediction of SNOs between METOP-B and NPP Satellite Orbit: 
  Table of predicted SNOs for the next  14.0 days since TLE Epoch: 1/16/2021
  | Index | Date (METOP-B) | Time (METOP-B) | Lat,Lon (METOP-B) | SZA (METOP-B ) | Date (NPP) | Time (NPP) | Lat,Lon (NPP) | SZA (NPP ) | Distance(km) | Time Diff (sec) | 
  
 | 1 | 01/24/2021 | 18:18:21 | -73.46,  78.84 | 87.40 | 01/24/2021 | 18:17:14 | -73.48,  75.88 | 87.21 | 93.41 | 67 | 
 | 2 | 01/24/2021 | 19:09:04 | 73.28,-114.23 | 92.43 | 01/24/2021 | 19:07:55 | 73.25,-116.29 | 92.53 | 65.79 | 69 | 
 | 3 | 01/24/2021 | 19:59:48 | -73.19,  52.90 | 87.66 | 01/24/2021 | 19:58:38 | -73.18,  51.17 | 87.56 | 55.53 | 70 | 
 | 4 | 01/24/2021 | 20:50:32 | 72.96,-140.27 | 92.13 | 01/24/2021 | 20:49:19 | 72.95,-141.01 | 92.18 | 24.19 | 73 | 
 | 5 | 01/24/2021 | 21:41:16 | -72.87,  26.87 | 87.96 | 01/24/2021 | 21:40:02 | -72.89,  26.43 | 87.90 | 14.34 | 74 | 
 | 6 | 01/24/2021 | 22:31:57 | 72.78,-165.97 | 91.96 | 01/24/2021 | 22:30:45 | 72.75,-165.97 | 91.95 | 3.55 | 72 | 
 | 7 | 01/24/2021 | 23:22:40 | -72.75,   1.28 | 88.08 | 01/24/2021 | 23:21:29 | -72.74,   1.37 | 88.08 | 3.07 | 71 | 
 | 8 | 01/25/2021 | 00:13:19 | 72.76, 168.65 | 91.93 | 01/25/2021 | 00:12:15 | 72.76, 168.64 | 91.94 | 0.86 | 64 | 
 | 9 | 01/25/2021 | 01:04:02 | -72.73, -24.10 | 88.12 | 01/25/2021 | 01:02:59 | -72.75, -24.02 | 88.09 | 3.30 | 63 | 
 | 10 | 01/25/2021 | 01:54:41 | 72.75, 143.27 | 91.89 | 01/25/2021 | 01:53:45 | 72.76, 143.26 | 91.92 | 1.90 | 56 | 
 | 11 | 01/25/2021 | 02:45:23 | -72.76, -49.38 | 88.11 | 01/25/2021 | 02:44:29 | -72.75, -49.40 | 88.10 | 1.45 | 54 | 
 | 12 | 01/25/2021 | 03:36:03 | 72.73, 117.89 | 91.86 | 01/25/2021 | 03:35:14 | 72.72, 117.98 | 91.86 | 3.16 | 49 | 
 | 13 | 01/25/2021 | 04:26:45 | -72.74, -74.76 | 88.14 | 01/25/2021 | 04:25:59 | -72.75, -74.79 | 88.12 | 1.82 | 46 | 
 | 14 | 01/25/2021 | 05:17:25 | 72.71,  92.51 | 91.83 | 01/25/2021 | 05:16:44 | 72.72,  92.59 | 91.84 | 3.26 | 41 | 
 | 15 | 01/25/2021 | 06:08:07 | -72.72,-100.14 | 88.17 | 01/25/2021 | 06:07:28 | -72.71,-100.07 | 88.18 | 2.68 | 39 | 
 | 16 | 01/25/2021 | 06:58:46 | 72.74,  67.23 | 91.84 | 01/25/2021 | 06:58:14 | 72.73,  67.21 | 91.83 | 1.54 | 32 | 
 | 17 | 01/25/2021 | 07:49:29 | -72.70,-125.52 | 88.21 | 01/25/2021 | 07:48:58 | -72.71,-125.45 | 88.19 | 2.42 | 31 | 
 | 18 | 01/25/2021 | 08:40:08 | 72.72,  41.85 | 91.80 | 01/25/2021 | 08:39:44 | 72.73,  41.82 | 91.82 | 1.72 | 24 | 
 | 19 | 01/25/2021 | 09:30:50 | -72.73,-150.79 | 88.20 | 01/25/2021 | 09:30:28 | -72.72,-150.84 | 88.21 | 2.32 | 22 | 
 | 20 | 01/25/2021 | 10:21:29 | 72.70,  16.47 | 91.77 | 01/25/2021 | 10:21:12 | 72.69,  16.54 | 91.75 | 2.77 | 17 | 
 | 21 | 01/25/2021 | 11:12:11 | -72.72,-176.17 | 88.23 | 01/25/2021 | 11:11:57 | -72.72,-176.22 | 88.22 | 1.96 | 14 | 
 | 22 | 01/25/2021 | 12:02:51 | 72.68,  -8.91 | 91.73 | 01/25/2021 | 12:02:42 | 72.69,  -8.84 | 91.74 | 2.46 | 9 | 
 | 23 | 01/25/2021 | 12:53:33 | -72.70, 158.45 | 88.27 | 01/25/2021 | 12:53:26 | -72.68, 158.50 | 88.29 | 2.53 | 7 | 
 | 24 | 01/25/2021 | 13:44:12 | 72.71, -34.18 | 91.74 | 01/25/2021 | 13:44:12 | 72.70, -34.23 | 91.73 | 2.30 | 0 | 
 | 25 | 01/25/2021 | 14:34:55 | -72.68, 133.07 | 88.30 | 01/25/2021 | 14:34:56 | -72.68, 133.11 | 88.30 | 1.54 | 1 | 
 | 26 | 01/25/2021 | 15:25:34 | 72.69, -59.56 | 91.71 | 01/25/2021 | 15:25:42 | 72.70, -59.61 | 91.72 | 1.91 | 8 | 
 | 27 | 01/25/2021 | 16:16:16 | -72.71, 107.80 | 88.29 | 01/25/2021 | 16:16:26 | -72.69, 107.73 | 88.31 | 3.20 | 10 | 
 | 28 | 01/25/2021 | 17:06:56 | 72.67, -84.94 | 91.67 | 01/25/2021 | 17:07:11 | 72.65, -84.89 | 91.65 | 2.57 | 15 | 
 | 29 | 01/25/2021 | 17:57:38 | -72.69,  82.42 | 88.32 | 01/25/2021 | 17:57:56 | -72.69,  82.34 | 88.32 | 2.46 | 18 | 
 | 30 | 01/25/2021 | 18:48:18 | 72.65,-110.32 | 91.64 | 01/25/2021 | 18:48:41 | 72.66,-110.28 | 91.64 | 1.65 | 23 | 
 | 31 | 01/25/2021 | 19:39:00 | -72.67,  57.04 | 88.36 | 01/25/2021 | 19:39:25 | -72.65,  57.06 | 88.39 | 2.68 | 25 | 
 | 32 | 01/25/2021 | 20:29:39 | 72.68,-135.60 | 91.65 | 01/25/2021 | 20:30:11 | 72.66,-135.66 | 91.63 | 3.09 | 32 | 
 | 33 | 01/25/2021 | 21:20:22 | -72.65,  31.66 | 88.39 | 01/25/2021 | 21:20:55 | -72.65,  31.68 | 88.40 | 0.67 | 33 | 
 | 34 | 01/25/2021 | 22:11:01 | 72.67,-160.98 | 91.62 | 01/25/2021 | 22:11:41 | 72.67,-161.05 | 91.61 | 2.38 | 40 | 
 | 35 | 01/25/2021 | 23:01:44 | -72.63,   6.28 | 88.43 | 01/25/2021 | 23:02:25 | -72.66,   6.29 | 88.41 | 2.86 | 41 | 
 | 36 | 01/25/2021 | 23:52:23 | 72.65, 173.64 | 91.58 | 01/25/2021 | 23:53:10 | 72.62, 173.67 | 91.55 | 2.61 | 47 | 
 | 37 | 01/26/2021 | 00:43:05 | -72.66, -19.00 | 88.42 | 01/26/2021 | 00:43:55 | -72.66, -19.09 | 88.43 | 3.14 | 50 | 
 | 38 | 01/26/2021 | 01:33:45 | 72.63, 148.26 | 91.55 | 01/26/2021 | 01:34:40 | 72.63, 148.29 | 91.53 | 0.83 | 55 | 
 | 39 | 01/26/2021 | 02:24:27 | -72.64, -44.38 | 88.45 | 01/26/2021 | 02:25:24 | -72.62, -44.37 | 88.49 | 3.09 | 57 | 
 | 40 | 01/26/2021 | 03:15:07 | 72.61, 122.88 | 91.51 | 01/26/2021 | 03:16:10 | 72.63, 122.90 | 91.52 | 3.08 | 63 | 
 | 41 | 01/26/2021 | 04:05:49 | -72.63, -69.75 | 88.49 | 01/26/2021 | 04:06:54 | -72.62, -69.76 | 88.51 | 0.41 | 65 | 
 | 42 | 01/26/2021 | 04:56:28 | 72.64,  97.61 | 91.52 | 01/26/2021 | 04:57:40 | 72.64,  97.52 | 91.51 | 3.02 | 72 | 
 | 43 | 01/26/2021 | 05:47:11 | -72.61, -95.13 | 88.52 | 01/26/2021 | 05:48:24 | -72.63, -95.14 | 88.52 | 2.30 | 73 | 
 | 44 | 01/26/2021 | 06:37:54 | 72.41,  71.82 | 91.31 | 01/26/2021 | 06:39:06 | 72.44,  72.54 | 91.28 | 24.55 | 72 | 
 | 45 | 01/26/2021 | 07:28:38 | -72.33,-121.02 | 88.78 | 01/26/2021 | 07:29:49 | -72.38,-120.02 | 88.81 | 34.25 | 71 | 
 | 46 | 01/26/2021 | 08:19:22 | 72.09,  45.84 | 91.01 | 01/26/2021 | 08:20:30 | 72.14,  47.76 | 90.93 | 65.83 | 68 | 
 | 47 | 01/26/2021 | 09:10:05 | -72.06,-146.89 | 89.03 | 01/26/2021 | 09:11:13 | -72.08,-144.80 | 89.15 | 71.50 | 68 | 
Figure of METOP-B and NPP satellite orbits during SNOs since TLE Epoch: 1/16/2021 
 Download SNOs between METOP-B and NPP since TLE EPOCH: 01/16/2021 in txt file. 
 Historial Predications of SNOs between METOP-B and NPP
 Download SNOs between METOP-B and NPP since TLE EPOCH: 01/16/2021 in txt file. 
 Historial Predications of SNOs between METOP-B and NPP