by Albino Carbognani
albino@fis.unipr.it
The following tables show the visibility condition of lunar meteoric impacts from 2001
to 2005 for the major meteoric stream of the year. The latitude and longitude of the
observer are set 42 N, 15 E, but only the "h" column is position-dependent.
Software: mluna15.exe, version of novembre 3, 2001 (for W95/98/NT/2000).
Stream Y M D UT h PAl Kl Km PAm Sigma r f vis Qua 2001 01 04 0.00 01.66 248.45 0.609 0.767 339.74 122.24 0.85 0.33 + Lyr 2001 04 22 21.00 -38.96 41.22 0.008 0.630 306.41 105.07 0.97 0.60 + EAq 2001 05 06 02.00 15.82 303.98 0.971 0.833 097.21 131.73 0.75 0.12 + SDA 2001 07 28 22.50 06.42 284.65 0.661 0.591 111.66 100.54 0.98 0.42 + Per 2001 08 12 20.00 -20.31 76.46 0.450 0.127 354.03 041.74 0.67 0.06 - KCi 2001 08 20 20.00 -08.96 282.33 0.046 0.559 031.03 096.77 0.99 0.51 + TAu 2001 09 01 22.00 31.96 228.51 0.990 0.789 057.60 125.28 0.82 0.07 + AAu 2001 09 01 21.00 28.99 229.45 0.989 0.731 051.26 117.46 0.89 0.07 + Dra 2001 10 09 18.00 -21.17 094.67 0.549 0.579 014.44 099.08 0.99 0.24 + Ori 2001 10 22 23.00 -25.20 263.24 0.389 0.984 121.84 165.33 0.25 0.60 + TaS 2001 11 03 18.00 05.30 084.38 0.933 0.023 232.09 017.63 0.30 0.02 - TaN 2001 11 13 18.00 -32.48 120.92 0.032 0.925 294.82 148.29 0.53 0.92 + Leo 2001 11 18 22.00 -38.22 266.85 0.145 0.841 277.39 132.96 0.73 0.56 + AMo 2001 11 22 21.00 10.89 249.59 0.492 0.892 110.50 141.56 0.62 0.54 + Gem 2001 12 14 20.00 -49.28 66.96 0.000 0.934 295.25 150.26 0.50 0.93 + Urs 2001 12 22 17.00 42.80 247.27 0.486 0.659 351.08 108.52 0.95 0.38 + Symbol Stream = IMO meteor shower code Y = Year M = Month D = Day UT = Universal Time (Lunar Peak at Earth) h = Height of the Moon over the observer horizont (degree) PAl = Position angle, N->E, of the bright lemb of the Moon (degree) Kl = Phase of the Moon Km = Phase of the lunar disk visible from Earth that is facing into the oncoming meteoroid stream PAm = Position angle, N->E, of the sub-radiant point on the Moon (degree) sigma = Geocentric angle Moon-radiant (degree) r = Distance from the center of lunar disk to the sub-radiant point on the Moon (Moon radii) f = Fraction of impact visible from Earth on un-illuminated lunar hemisphere Vis = Visibility, from Earth, of sub-radiant point on the Moon: + visible; - invisible Stream Y M D UT h PAl Kl Km PAm Sigma r f vis Qua 2002 01 04 00.00 36.91 109.48 0.741 0.287 041.92 064.81 0.90 0.07 - Lyr 2002 04 22 21.00 56.10 294.44 0.756 0.600 050.58 101.56 0.98 0.25 + EAq 2002 05 06 02.00 04.59 066.57 0.334 0.013 358.99 012.85 0.22 0.00 - SDA 2002 07 28 22.50 17.21 070.84 0.809 0.039 236.86 022.70 0.39 0.04 - Per 2002 08 12 20.00 05.92 289.35 0.219 0.745 341.35 119.32 0.87 0.45 + KCi 2002 08 20 20.00 21.66 247.71 0.955 0.416 350.04 080.29 0.99 0.07 - TAu 2002 09 01 22.00 -05.71 090.68 0.322 0.009 019.46 011.13 0.19 0.00 - AAu 2002 09 01 21.00 -13.10 090.40 0.327 0.022 347.41 017.00 0.29 0.01 - Dra 2002 10 09 18.00 05.11 280.75 0.152 0.374 010.34 075.41 0.97 0.27 - Ori 2002 10 22 23.00 60.48 079.44 0.975 0.165 082.41 047.87 0.74 0.00 - TaS 2002 11 03 18.00 -28.49 123.26 0.020 0.929 277.41 149.02 0.51 0.92 + TaN 2002 11 13 18.00 35.70 245.48 0.681 0.418 067.55 080.51 0.99 0.36 - Leo 2002 11 18 22.00 61.84 244.41 0.988 0.623 063.20 104.26 0.97 0.08 + AMo 2002 11 22 21.00 37.96 086.84 0.925 0.091 132.02 035.05 0.57 0.01 - Gem 2002 12 14 20.00 53.67 247.45 0.784 0.447 058.33 083.89 0.99 0.29 - Urs 2002 12 22 17.00 -09.16 097.24 0.909 0.299 017.34 066.32 0.92 0.06 - Symbol Stream = IMO meteor shower code Y = Year M = Month D = Day UT = Universal Time (Lunar Peak at Earth) h = Height of the Moon over the observer horizont (degree) PAl = Position angle, N->E, of the bright lemb of the Moon (degree) Kl = Phase of the Moon Km = Phase of the lunar disk visible from Earth that is facing into the oncoming meteoroid stream PAm = Position angle, N->E, of the sub-radiant point on the Moon (degree) sigma = Geocentric angle Moon-radiant (degree) r = Distance from the center of lunar disk to the sub-radiant point on the Moon (Moon radii) f = Fraction of impact visible from Earth on un-illuminated lunar hemisphere Vis = Visibility, from Earth, of sub-radiant point on the Moon: + visible; - invisible Stream Y M D UT h PAl Kl Km PAm Sigma r f vis Qua 2003 01 04 00.00 -72.33 275.23 0.017 0.542 321.11 094.87 1.00 0.47 + Lyr 2003 04 22 21.00 -36.09 080.16 0.569 0.276 336.74 063.43 0.89 0.15 - EAq 2003 05 06 02.00 -21.25 269.40 0.180 0.710 281.39 114.87 0.91 0.40 + SDA 2003 07 28 22.50 -23.49 151.98 0.003 0.917 274.83 146.48 0.55 0.91 + Per 2003 08 12 20.00 11.85 102.88 0.994 0.560 031.67 096.85 0.99 0.02 + KCi 2003 08 20 20.00 -15.94 080.17 0.426 0.526 336.52 093.03 1.00 0.33 + TAu 2003 09 01 22.00 -18.47 285.95 0.321 0.838 302.92 132.58 0.74 0.41 + AAu 2003 09 01 21.00 -07.79 286.10 0.316 0.870 314.32 137.77 0.67 0.45 + Dra 2003 10 09 18.00 17.14 218.78 0.996 0.609 326.41 102.63 0.98 0.03 + Ori 2003 10 22 23.00 -31.81 119.48 0.095 0.405 284.78 079.06 0.98 0.40 - TaS 2003 11 03 18.00 33.95 244.53 0.757 0.358 076.48 073.48 0.96 0.28 - TaN 2003 11 13 18.00 -04.82 091.57 0.815 0.113 268.28 039.31 0.63 0.11 - Leo 2003 11 18 22.00 -19.97 114.64 0.320 0.030 309.11 020.06 0.34 0.03 - AMo 2003 11 22 21.00 -62.10 107.46 0.018 0.623 266.28 104.19 0.97 0.62 + Gem 2003 12 14 20.00 -06.60 108.07 0.696 0.112 300.98 039.02 0.63 0.11 - Urs 2003 12 22 17.00 -24.91 075.58 0.008 0.623 348.28 104.25 0.97 0.59 + Stream = IMO meteor shower code Y = Year M = Month D = Day UT = Universal Time (Lunar Peak at Earth) h = Height of the Moon over the observer horizont (degree) PAl = Position angle, N->E, of the bright lemb of the Moon (degree) Kl = Phase of the Moon Km = Phase of the lunar disk visible from Earth that is facing into the oncoming meteoroid stream PAm = Position angle, N->E, of the sub-radiant point on the Moon (degree) sigma = Geocentric angle Moon-radiant (degree) r = Distance from the center of lunar disk to the sub-radiant point on the Moon (Moon radii) f = Fraction of impact visible from Earth on un-illuminated lunar hemisphere Vis = Visibility, from Earth, of sub-radiant point on the Moon: + visible; - invisible Stream Y M D UT h PAl Kl Km PAm Sigma r f vis Qua 2004 01 04 00.00 38.48 261.11 0.883 0.670 006.12 109.82 0.94 0.16 + Lyr 2004 04 22 21.00 00.34 257.71 0.100 0.732 336.94 117.65 0.89 0.58 + EAq 2004 05 06 02.00 20.07 108.35 0.977 0.558 094.47 096.66 0.99 0.00 + SDA 2004 07 28 22.50 14.28 266.37 0.885 0.312 098.93 067.86 0.93 0.18 - Per 2004 08 12 20.00 -20.12 102.90 0.099 0.183 323.45 050.61 0.77 0.17 - KCi 2004 08 20 20.00 00.72 290.75 0.230 0.542 034.16 094.85 1.00 0.40 + TAu 2004 09 01 22.00 32.98 069.58 0.905 0.403 054.93 078.83 0.98 0.00 - AAu 2004 09 01 21.00 22.72 069.64 0.908 0.347 047.90 072.21 0.95 0.01 - Dra 2004 10 09 18.00 -25.79 113.37 0.202 0.466 033.65 086.15 1.00 0.30 - Ori 2004 10 22 23.00 08.26 247.34 0.724 0.803 083.10 127.36 0.79 0.39 + TaS 2004 11 03 18.00 -16.35 099.21 0.642 0.258 266.31 061.12 0.88 0.25 - TaN 2004 11 13 18.00 -18.48 291.53 0.019 0.997 144.05 174.01 0.10 0.94 + Leo 2004 11 18 22.00 -02.85 251.23 0.464 0.996 294.55 172.82 0.13 0.51 + AMo 2004 11 22 21.00 49.74 246.51 0.852 0.610 088.56 102.73 0.98 0.26 + Gem 2004 12 14 20.00 -18.44 263.80 0.113 0.988 051.74 167.20 0.22 0.82 + Urs 2004 12 22 17.00 46.42 256.31 0.865 0.473 003.11 086.92 1.00 0.15 - Legenda Stream = IMO meteor shower code Y = Year M = Month D = Day UT = Universal Time (Lunar Peak at Earth) h = Height of the Moon over the observer horizont (degree) PAl = Position angle, N->E, of the bright lemb of the Moon (degree) Kl = Phase of the Moon Km = Phase of the lunar disk visible from Earth that is facing into the oncoming meteoroid stream PAm = Position angle, N->E, of the sub-radiant point on the Moon (degree) sigma = Geocentric angle Moon-radiant (degree) r = Distance from the center of lunar disk to the sub-radiant point on the Moon (Moon radii) f = Fraction of impact visible from Earth on un-illuminated lunar hemisphere Vis = Visibility, from Earth, of sub-radiant point on the Moon: + visible; - invisible Stream Y M D UT h PAl Kl Km PAm Sigma r f vis Qua 2005 01 04 00.00 05.66 111.96 0.475 0.267 026.61 062.18 0.88 0.13 - Lyr 2005 04 22 21.00 42.03 294.88 0.973 0.444 055.63 083.61 0.99 0.08 - EAq 2005 05 06 02.00 -08.35 067.16 0.059 0.110 259.33 038.66 0.62 0.11 - SDA 2005 07 28 22.50 03.22 073.64 0.417 0.340 243.25 071.38 0.95 0.34 - Per 2005 08 12 20.00 11.56 286.80 0.471 0.893 356.81 141.87 0.62 0.43 + KCi 2005 08 20 20.00 14.30 077.54 0.982 0.413 331.63 079.93 0.98 0.05 - TAu 2005 09 01 22.00 -28.84 119.99 0.033 0.149 301.16 045.38 0.71 0.15 - AAu 2005 09 01 21.00 -27.81 119.65 0.034 0.202 307.70 053.40 0.80 0.20 - Dra 2005 10 09 18.00 14.22 269.82 0.386 0.447 350.47 083.88 0.99 0.23 - Ori 2005 10 22 23.00 35.95 090.58 0.698 0.013 188.00 012.90 0.22 0.01 - TaS 2005 11 03 18.00 -15.18 292.31 0.034 0.982 167.39 164.56 0.27 0.91 + TaN 2005 11 13 18.00 40.58 250.23 0.938 0.119 070.91 040.44 0.65 0.09 - Leo 2005 11 18 22.00 48.87 082.70 0.911 0.223 082.03 056.37 0.83 0.00 - AMo 2005 11 22 21.00 -02.13 107.37 0.599 0.072 236.18 031.06 0.52 0.06 - Gem 2005 12 14 20.00 59.55 289.21 0.991 0.103 071.29 037.53 0.61 0.03 - Urs 2005 12 22 17.00 -40.89 112.05 0.606 0.350 011.38 072.52 0.95 0.18 - Legenda Stream = IMO meteor shower code Y = Year M = Month D = Day UT = Universal Time (Lunar Peak at Earth) h = Height of the Moon over the observer horizont (degree) PAl = Position angle, N->E, of the bright lemb of the Moon (degree) Kl = Phase of the Moon Km = Phase of the lunar disk visible from Earth that is facing into the oncoming meteoroid stream PAm = Position angle, N->E, of the sub-radiant point on the Moon (degree) sigma = Geocentric angle Moon-radiant (degree) r = Distance from the center of lunar disk to the sub-radiant point on the Moon (Moon radii) f = Fraction of impact visible from Earth on un-illuminated lunar hemisphere Vis = Visibility, from Earth, of sub-radiant point on the Moon: + visible; - invisible