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Comet P/2007 H1 (McNaught)
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Comet P/2007 H1 (McNaught) is at Opposition (2.637 AU) on the 18th May, 2013. EphemerisDate TT R. A. (2000) Decl. Delta r Elong. Phase Mag
2013 05 17 15 55 33.9 -03 38 30 2.6410 3.6223 163.6 4.5 20.7
2013 05 18 15 54 50.6 -03 35 44 2.6372 3.6189 163.6 4.5 20.7
2013 05 19 15 54 07.2 -03 33 03 2.6336 3.6155 16...
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Comet IRAS-Araki-Alcóck
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Comet IRAS-Araki-Alcóck (formal designation C/1983 H1, formerly 1983 VII) is a long-period comet that, in 1983, made the closest approach to Earth, about 0.0312 AU (4,670,000 km), of any comet in 200 years; only Lexell's Comet, in 1770, and 55P/Tempel-Tuttle, in 1366, are thought to have come clo...
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Comet C/2013 G6 (LEMMON)
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Orbital elements:
C/2013 G6 (Lemmon)
T 2013 July 25.03130 TT MPC
q 2.0492033 (2000.0) P Q
Peri. 215.63572 -0.80837844 +0.09514526
Node 44.56670 -0.11777370 +0.94075836
e 1.0 Incl. 124.12317 -0.57676135 -0.32545519
From 48 observations 2013 Apr. 13-16. MPEC 2013 - H07 Key to Orbital el...
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Comet Closest Approaches
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DesignationMin. Dist.DateNotesC/1491 B10.00941491, Feb. 20 D/1770 L1 (Lexell)0.01511770, Jul. 1 T55P/1366 U1 (Tempel-Tuttle)0.02291366, Oct. 26 C/1983 H1 (IRAS-Araki-Alcóck)0.03111983, May 11 1P/837 F1 (Halley)0.0334837, Apr. 10 3D/1805 V1 (Biela)0.03661805, Dec. 9 C/1014 C1...
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Comet 240P/NEAT
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Comet 240P/NEAT is at Opposition (4.204 AU) on the 4th May, 2013. EphemerisDate TT R. A. (2000) Decl. Delta r Elong. Phase Mag
2013 05 03 15 03 12.7 -00 41 20 4.2030 5.1796 164.1 3.1 22.3
2013 05 04 15 02 34.5 -00 40 09 4.2044 5.1816 164.1 3.1 22.3
2013 05 05 15 01 56.3 -00 39 02 4.2062 5.1835 164.1 3.1 22...
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Comet C/2013 F1 (BOATTINI)
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Orbital elements:
C/2013 F1 (Boattini)
T 2012 Dec. 8.01552 TT MPC
q 1.9337690 (2000.0) P Q
Peri. 96.22417 -0.17497451 -0.85565087
Node 29.59041 -0.30879204 -0.42205834
e 1.0 Incl. 80.53828 +0.93489646 -0.29954691
From 47 observations 2013 Mar. 23-24. MPEC 2013 - R07 Key to Orbital ele...
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Great Comet of 1901
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The Great Comet of 1901, sometimes known as Comet Viscara, formally designated C/1901 G1, 1901 I, and 1901a was a comet which became bright in the spring of 1901. Visible exclusively from the southern hemisphere, it was discovered on the morning of April 12, 1901 as a naked-eye object of second magni...
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Comet 153P/Ikeya–Zhang
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On February 1, 2002, Chinese astronomer Zhang Daqing from Kaifeng discovered a new comet in the constellation Cetus, and reported it to the IAU. He found that Japanese astronomer Kaoru Ikeya had discovered it earlier than he had, as the time of sunset is earlier than China. According to tradition, s...
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Comet C/1927 X1 (Skjellerup-Maristany)
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Title: Another Unsung Lowell Observatory Achievement: The First Infrared Observation of a Comet Authors: J. N. Marcus Carl Lampland was the first to observe a comet in the infrared, a feat little known today because he failed to formally publish his data. I have retrieved the radiometry of this com...
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Comet P/2013 AL76 (CATALINA)
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Orbital elements:
P/2013 AL76 (Catalina)
Epoch 2012 Dec. 19.0 TT = JDT 2456280.5
T 2012 Dec. 13.49370 TT MPC
q 2.0468793 (2000.0) P Q
n 0.06252599 Peri. 27.27177 -0.52605416 +0.78684190
a 6.2867904 Node 145.90607 +0.63685349 +0.11297645
e 0.6744159 Incl. 144.85026 +0.56363521 +0.6067...
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