Simultaneous Nadir Overpasses (SNOs) between METOP-A and NPP TLE Epoch: 2011 12 11. Predictions up to the next 14.0 days: Date Time(METOP-A) METOP-A Lat/Lon NPP Lat/Lon Distance(km) Time Diff(sec) 12/15/2011 22:32:45 ( 75.90,-158.15) ( 75.91,-174.45) 440.14 15 12/15/2011 23:23:31 ( -75.68, 8.43) ( -75.68, -6.40) 407.12 22 12/16/2011 00:14:19 ( 75.32, 174.64) ( 75.31, 162.08) 353.41 32 12/16/2011 01:05:03 ( -75.18, -18.43) ( -75.18, -30.21) 334.53 35 12/16/2011 01:55:50 ( 74.86, 147.97) ( 74.88, 137.94) 290.86 42 12/16/2011 02:46:33 ( -74.73, -45.07) ( -74.75, -54.38) 272.22 45 12/16/2011 03:37:18 ( 74.50, 121.64) ( 74.51, 113.60) 238.69 49 12/16/2011 04:28:02 ( -74.37, -71.38) ( -74.38, -78.74) 220.23 52 12/16/2011 05:18:47 ( 74.14, 95.35) ( 74.12, 89.22) 186.47 56 12/16/2011 06:09:31 ( -74.00, -97.65) ( -74.04,-103.26) 171.74 58 12/16/2011 07:00:15 ( 73.82, 69.22) ( 73.79, 64.67) 141.23 61 12/16/2011 07:50:59 ( -73.68,-123.77) ( -73.71,-127.82) 126.60 63 12/16/2011 08:41:43 ( 73.49, 43.12) ( 73.50, 39.97) 99.38 65 12/16/2011 09:32:27 ( -73.36,-149.85) ( -73.37,-152.41) 81.45 68 12/16/2011 10:23:11 ( 73.17, 17.05) ( 73.15, 15.37) 54.06 70 12/16/2011 11:13:54 ( -73.09,-175.80) ( -73.08,-177.14) 43.29 71 12/16/2011 12:04:38 ( 72.89, -8.89) ( 72.86, -9.37) 16.08 73 12/16/2011 12:55:21 ( -72.81, 158.26) ( -72.78, 158.11) 6.02 74 12/16/2011 13:46:02 ( 72.77, -34.50) ( 72.77, -34.56) 1.92 69 12/16/2011 14:36:44 ( -72.74, 132.77) ( -72.74, 132.82) 1.73 68 12/16/2011 15:27:24 ( 72.74, -59.89) ( 72.73, -59.85) 2.14 62 12/16/2011 16:18:05 ( -72.77, 107.49) ( -72.75, 107.42) 2.54 59 12/16/2011 17:08:46 ( 72.72, -85.27) ( 72.74, -85.24) 2.36 54 12/16/2011 17:59:27 ( -72.74, 82.10) ( -72.76, 82.03) 3.24 51 12/16/2011 18:50:07 ( 72.75,-110.56) ( 72.75,-110.64) 2.64 45 12/16/2011 19:40:49 ( -72.72, 56.71) ( -72.72, 56.74) 0.97 44 12/16/2011 20:31:29 ( 72.72,-135.94) ( 72.71,-135.93) 1.89 38 12/16/2011 21:22:10 ( -72.75, 31.43) ( -72.73, 31.34) 3.25 35 12/16/2011 22:12:51 ( 72.70,-161.33) ( 72.72,-161.32) 1.99 30 12/16/2011 23:03:32 ( -72.72, 6.04) ( -72.69, 6.05) 3.56 28 12/16/2011 23:54:12 ( 72.73, 173.39) ( 72.73, 173.28) 3.37 21 12/17/2011 00:44:54 ( -72.70, -19.35) ( -72.70, -19.34) 0.24 20 12/17/2011 01:35:34 ( 72.71, 148.00) ( 72.69, 147.99) 1.90 14 12/17/2011 02:26:16 ( -72.68, -44.73) ( -72.66, -44.63) 3.81 13 12/17/2011 03:16:56 ( 72.68, 122.61) ( 72.70, 122.60) 1.89 6 12/17/2011 04:07:37 ( -72.70, -70.02) ( -72.67, -70.03) 3.69 4 12/17/2011 04:58:18 ( 72.66, 97.22) ( 72.66, 97.31) 2.89 1 12/17/2011 05:48:59 ( -72.68, -95.40) ( -72.68, -95.42) 0.59 4 12/17/2011 06:39:39 ( 72.69, 71.94) ( 72.67, 71.91) 2.17 10 12/17/2011 07:30:21 ( -72.66,-120.79) ( -72.64,-120.71) 3.23 11 12/17/2011 08:21:01 ( 72.66, 46.55) ( 72.68, 46.52) 2.08 18 12/17/2011 09:11:43 ( -72.63,-146.18) ( -72.65,-146.11) 3.03 19 12/17/2011 10:02:23 ( 72.64, 21.16) ( 72.64, 21.23) 2.15 25 12/17/2011 10:53:04 ( -72.66,-171.46) ( -72.66,-171.50) 1.34 28 12/17/2011 11:43:44 ( 72.67, -4.12) ( 72.65, -4.17) 2.63 34 12/17/2011 12:34:26 ( -72.64, 163.15) ( -72.62, 163.21) 2.73 35 12/17/2011 13:25:06 ( 72.64, -29.51) ( 72.66, -29.56) 2.49 42 12/17/2011 14:15:48 ( -72.61, 137.76) ( -72.63, 137.81) 2.40 43 12/17/2011 15:06:28 ( 72.62, -54.90) ( 72.62, -54.85) 1.41 49 12/17/2011 15:57:09 ( -72.64, 112.48) ( -72.64, 112.42) 2.10 52 12/17/2011 16:47:49 ( 72.65, -80.18) ( 72.63, -80.25) 3.18 58 12/17/2011 17:38:31 ( -72.62, 87.09) ( -72.60, 87.12) 2.36 59 12/17/2011 18:29:11 ( 72.62,-105.57) ( 72.64,-105.64) 3.05 66 12/17/2011 19:19:53 ( -72.60, 61.70) ( -72.61, 61.73) 1.88 67 12/17/2011 20:10:33 ( 72.60,-130.95) ( 72.60,-130.94) 0.71 73 12/17/2011 21:01:16 ( -72.52, 36.21) ( -72.57, 36.44) 9.29 73 12/17/2011 21:52:00 ( 72.32,-156.86) ( 72.35,-155.82) 35.39 71 12/17/2011 22:42:43 ( -72.24, 10.32) ( -72.27, 11.66) 45.59 70 12/17/2011 23:33:28 ( 71.99, 177.16) ( 72.05, 179.39) 77.12 67 12/18/2011 00:24:11 ( -71.91, -15.66) ( -71.98, -13.14) 87.14 66 12/18/2011 01:14:56 ( 71.65, 151.19) ( 71.70, 154.67) 121.94 62 12/18/2011 02:05:38 ( -71.63, -41.53) ( -71.68, -37.96) 124.87 63 12/18/2011 02:56:24 ( 71.32, 125.25) ( 71.40, 129.84) 163.67 58 12/18/2011 03:47:07 ( -71.24, -67.56) ( -71.32, -62.71) 173.37 57 12/18/2011 04:37:52 ( 70.98, 99.32) ( 70.99, 105.17) 212.00 52 12/18/2011 05:28:35 ( -70.90, -93.47) ( -70.92, -87.38) 221.52 51 12/18/2011 06:19:20 ( 70.58, 73.33) ( 70.63, 80.39) 260.67 46 12/18/2011 07:10:03 ( -70.51,-119.46) ( -70.51,-112.09) 273.42 44 12/18/2011 08:00:50 ( 70.14, 47.28) ( 70.17, 55.76) 319.78 37 12/18/2011 08:51:34 ( -70.01,-145.58) ( -70.10,-136.81) 332.47 35 12/18/2011 09:42:22 ( 69.58, 21.10) ( 69.59, 31.25) 392.98 24