Bién refloto este tema ya que el próximo 8 de Noviembre, este asteroide pasará a solo 326.000 Km, o sea un 15% mas cercano que la luna.
Este asteroide tendrá un movimiento aparente rapidísimo y cruzará varias constelaciones durante la noche, esto hará que sea un objeto bastante difícil de seguir.
Su magnitud máxima estará alrededor de la 11.
Efemerides generales cada 6 h
Date__(UT)__HR:MN R.A._(ICRF/J2000.0)_DEC APmag delta UA elong./r Cnst
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$$SOE
2011-Nov-01 00:00 14 43 26.81 -16 02 25.8 n.a. 0.06332292812411 5.3303 /T Lib
2011-Nov-01 06:00 14 43 43.35 -16 01 44.9 n.a. 0.06131570463701 5.1391 /T Lib
2011-Nov-01 12:00 14 44 00.92 -16 01 00.6 n.a. 0.05931103699454 4.9515 /T Lib
2011-Nov-01 18:00 14 44 19.60 -16 00 12.7 n.a. 0.05730885101993 4.7680 /T Lib
2011-Nov-02 00:00 14 44 39.54 -15 59 20.7 n.a. 0.05530907394393 4.5891 /T Lib
2011-Nov-02 06:00 14 45 00.87 -15 58 24.3 n.a. 0.05331163460733 4.4154 /T Lib
2011-Nov-02 12:00 14 45 23.76 -15 57 23.0 n.a. 0.05131646371404 4.2476 /T Lib
2011-Nov-02 18:00 14 45 48.40 -15 56 16.1 n.a. 0.04932349414868 4.0867 /T Lib
2011-Nov-03 00:00 14 46 15.01 -15 55 03.0 n.a. 0.04733266137713 3.9334 /T Lib
2011-Nov-03 06:00 14 46 43.87 -15 53 42.9 n.a. 0.04534390395472 3.7892 /T Lib
2011-Nov-03 12:00 14 47 15.27 -15 52 14.9 n.a. 0.04335716417610 3.6554 /T Lib
2011-Nov-03 18:00 14 47 49.59 -15 50 37.9 n.a. 0.04137238891362 3.5339 /T Lib
2011-Nov-04 00:00 14 48 27.26 -15 48 50.3 n.a. 0.03938953071039 3.4267 /T Lib
2011-Nov-04 06:00 14 49 08.82 -15 46 50.7 n.a. 0.03740854922177 3.3365 /T Lib
2011-Nov-04 12:00 14 49 54.92 -15 44 36.8 n.a. 0.03542941314122 3.2666 /T Lib
2011-Nov-04 18:00 14 50 46.36 -15 42 06.2 n.a. 0.03345210281057 3.2209 /T Lib
2011-Nov-05 00:00 14 51 44.14 -15 39 15.6 n.a. 0.03147661381516 3.2042 /T Lib
2011-Nov-05 06:00 14 52 49.54 -15 36 00.9 n.a. 0.02950296202446 3.2224 /T Lib
2011-Nov-05 12:00 14 54 04.17 -15 32 16.7 n.a. 0.02753119080239 3.2831 /T Lib
2011-Nov-05 18:00 14 55 30.15 -15 27 55.8 n.a. 0.02556138155523 3.3955 /T Lib
2011-Nov-06 00:00 14 57 10.30 -15 22 48.7 n.a. 0.02359366956852 3.5716 /T Lib
2011-Nov-06 06:00 14 59 08.45 -15 16 42.2 n.a. 0.02162826846844 3.8272 /T Lib
2011-Nov-06 12:00 15 01 29.93 -15 09 17.3 n.a. 0.01966550935026 4.1841 /T Lib
2011-Nov-06 18:00 15 04 22.41 -15 00 06.5 n.a. 0.01770590584108 4.6735 /T Lib
2011-Nov-07 00:00 15 07 57.27 -14 48 27.6 n.a. 0.01575026753233 5.3418 /T Lib
2011-Nov-07 06:00 15 12 32.24 -14 33 12.8 n.a. 0.01379990920414 6.2623 /T Lib
2011-Nov-07 12:00 15 18 36.35 -14 12 27.1 n.a. 0.01185706454261 7.5561 /T Lib
2011-Nov-07 18:00 15 27 00.53 -13 42 38.7 n.a. 0.00992577864879 9.4381 /T Lib
2011-Nov-08 00:00 15 39 22.45 -12 56 36.9 n.a. 0.00801406282900 12.3246 /T Lib
2011-Nov-08 06:00 15 59 12.61 -11 37 37.9 n.a. 0.00613993552264 17.1256 /T Lib
2011-Nov-08 12:00 16 35 20.73 -08 59 02.5 n.a. 0.00435214793418 26.1750 /T Oph
2011-Nov-08 18:00 17 53 37.90 -02 28 02.5 n.a. 0.00282067986413 46.4748 /T Oph
2011-Nov-09 00:00 20 43 01.86 +11 33 12.8 11.75 0.00218055853275 90.6251 /T Del
2011-Nov-09 06:00 23 27 13.46 +18 57 13.3 11.18 0.00305681301763 130.5907 /T Peg
2011-Nov-09 12:00 00 41 43.41 +19 23 25.1 11.61 0.00465955960932 147.9463 /T Psc
2011-Nov-09 18:00 01 16 27.13 +18 56 42.3 12.10 0.00646872305865 155.9217 /T Psc
2011-Nov-10 00:00 01 35 40.93 +18 31 20.5 12.52 0.00835090367173 160.2545 /T Psc
2011-Nov-10 06:00 01 47 44.44 +18 11 38.1 12.89 0.01026596728495 162.8927 /T Ari
2011-Nov-10 12:00 01 55 58.15 +17 56 31.1 13.21 0.01219849786648 164.6208 /T Ari
2011-Nov-10 18:00 02 01 55.77 +17 44 44.0 13.49 0.01414145631601 165.8071 /T Ari
2011-Nov-11 00:00 02 06 26.48 +17 35 20.9 13.74 0.01609122027775 166.6461 /T Ari
2011-Nov-11 06:00 02 09 58.42 +17 27 43.6 13.97 0.01804576070825 167.2494 /T Ari
2011-Nov-11 12:00 02 12 48.82 +17 21 25.5 14.18 0.02000386946721 167.6855 /T Ari
2011-Nov-11 18:00 02 15 08.81 +17 16 08.1 14.38 0.02196479508293 167.9989 /T Ari
2011-Nov-12 00:00 02 17 05.86 +17 11 38.2 14.56 0.02392805602742 168.2196 /T Ari
2011-Nov-12 06:00 02 18 45.20 +17 07 45.9 14.73 0.02589333837964 168.3686 /T Ari
2011-Nov-12 12:00 02 20 10.58 +17 04 24.1 14.89 0.02786043658553 168.4610 /T Ari
2011-Nov-12 18:00 02 21 24.78 +17 01 27.1 15.04 0.02982921757536 168.5080 /T Ari
2011-Nov-13 00:00 02 22 29.87 +16 58 50.8 15.18 0.03179959817049 168.5179 /T Ari
2011-Nov-13 06:00 02 23 27.46 +16 56 31.8 15.31 0.03377153038751 168.4974 /T Ari
2011-Nov-13 12:00 02 24 18.79 +16 54 27.4 15.44 0.03574499159556 168.4515 /T Ari
2011-Nov-13 18:00 02 25 04.86 +16 52 35.5 15.56 0.03771997776388 168.3841 /T Ari
2011-Nov-14 00:00 02 25 46.44 +16 50 54.4 15.68 0.03969649871909 168.2985 /T Ari
2011-Nov-14 06:00 02 26 24.18 +16 49 22.5 15.79 0.04167457475439 168.1973 /T Ari
2011-Nov-14 12:00 02 26 58.62 +16 47 58.9 15.90 0.04365423415663 168.0827 /T Ari
2011-Nov-14 18:00 02 27 30.18 +16 46 42.4 16.00 0.04563551137594 167.9564 /T Ari
2011-Nov-15 00:00 02 27 59.23 +16 45 32.2 16.11 0.04761844565360 167.8199 /T Ari
Efemerides detalladas (cada hora)
Date__(UT)__HR:MN R.A._(ICRF/J2000.0)_DEC a-mass APmag S-brt delta S-O-T /r Cnst
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2011-Nov-08 18:00 Nm 17 51 44.44 -03 03 04.5 2.010 n.a. n.a. 0.00279937219471 45.8305 /T Oph
2011-Nov-08 19:00 m 18 12 17.43 -01 13 48.6 2.395 n.a. n.a. 0.00260540222089 51.2407 /T Ser
2011-Nov-08 20:00 m 18 36 01.28 +00 52 19.5 2.965 n.a. n.a. 0.00243981224569 57.4973 /T Ser
.
.
2011-Nov-09 18:00 Nm 01 17 32.92 +18 45 12.9 1.927 12.08 6.43 0.00644659915979 156.1858 /T Psc
2011-Nov-09 19:00 m 01 21 17.81 +18 42 13.6 1.498 12.16 6.41 0.00675050775768 157.0358 /T Psc
2011-Nov-09 20:00 m 01 24 39.60 +18 39 02.1 1.267 12.23 6.39 0.00705718394862 157.7949 /T Psc
2011-Nov-09 21:00 m 01 27 41.78 +18 35 38.9 1.141 12.30 6.37 0.00736676904599 158.4767 /T Psc
2011-Nov-09 22:00 m 01 30 27.52 +18 32 04.8 1.084 12.37 6.36 0.00767934854756 159.0938 /T Psc
2011-Nov-09 23:00 m 01 32 59.59 +18 28 21.5 1.083 12.44 6.34 0.00799492573177 159.6571 /T Psc
2011-Nov-10 00:00 m 01 35 20.41 +18 24 30.9 1.137 12.51 6.33 0.00831340402879 160.1761 /T Psc
2011-Nov-10 00:00 m 01 35 20.41 +18 24 30.9 1.137 12.51 6.33 0.00831340402879 160.1761 /T Psc
2011-Nov-10 01:00 m 01 37 32.06 +18 20 35.9 1.261 12.58 6.31 0.00863457888763 160.6590 /T Psc
2011-Nov-10 02:00 m 01 39 36.24 +18 16 39.5 1.496 12.65 6.30 0.00895813927225 161.1125 /T Psc
2011-Nov-10 03:00 m 01 41 34.32 +18 12 45.1 1.944 12.71 6.29 0.00928367829929 161.5419 /T Psc
2011-Nov-10 04:00 m 01 43 27.33 +18 08 56.1 2.933 12.77 6.28 0.00961071194448 161.9514 /T Psc
.
.
2011-Nov-10 18:00 Nm 02 02 27.69 +17 38 58.4 2.575 13.48 6.16 0.01412497322509 165.9359 /T Ari
2011-Nov-10 19:00 m 02 03 13.97 +17 37 57.0 1.785 13.52 6.16 0.01444215588479 166.0803 /T Ari
2011-Nov-10 20:00 m 02 03 56.37 +17 36 53.0 1.411 13.57 6.15 0.01476053789908 166.2092 /T Ari
2011-Nov-10 21:00 m 02 04 35.45 +17 35 44.6 1.215 13.61 6.15 0.01508053789238 166.3247 /T Ari
2011-Nov-10 22:00 m 02 05 11.85 +17 34 30.7 1.116 13.65 6.15 0.01540247906799 166.4294 /T Ari
2011-Nov-10 23:00 m 02 05 46.21 +17 33 11.0 1.084 13.70 6.14 0.01572656598575 166.5259 /T Ari
2011-Nov-11 00:00 m 02 06 19.15 +17 31 45.6 1.112 13.74 6.14 0.01605286946690 166.6166 /T Ari
2011-Nov-11 00:00 m 02 06 19.15 +17 31 45.6 1.112 13.74 6.14 0.01605286946690 166.6166 /T Ari
2011-Nov-11 01:00 m 02 06 51.26 +17 30 15.0 1.205 13.78 6.14 0.01638132072788 166.7038 /T Ari
2011-Nov-11 02:00 m 02 07 23.04 +17 28 40.4 1.394 13.82 6.14 0.01671171518561 166.7897 /T Ari
2011-Nov-11 03:00 m 02 07 54.88 +17 27 03.4 1.755 13.86 6.13 0.01704372564678 166.8758 /T Ari
2011-Nov-11 04:00 m 02 08 27.09 +17 25 25.8 2.513 13.90 6.13 0.01737692394533 166.9633 /T Ari
Fuente:
http://www.astronomo.org/foro/index.phpSaludos