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Table C.3

Orbital elements of original barycentric orbits, i.e. before entering the planetary zone for 69 near-parabolic comets described as sample B in Table A.1.

Comet Epoch T q e ω Ω i 1 /aori
[yyyymmdd] [yyyymmdd.dddddd] [au] [ ° ] [ ° ] [ ° ] [10-6 au-1]
(1) (2) (3) (4) (5) (6) (7) (8) (9)

C/1972 L1 16680605 19721115.398710 4.26458890 0.99978206 56.882790 225.480163 79.487939 51.11
±0.003935 ±0.00001844 ±0.00002648 ±0.000579 ±0.000117 ±0.000073 ±6.21
C/1973 W1 16690819 19730810.055023 3.84026288 0.99972033 221.390019 244.629964 108.049930 72.83
±0.006665 ±0.00008612 ±0.00004727 ±0.002037 ±0.000278 ±0.000094 ±12.31
C/1974 V1 16670721 19740808.164070 6.01579264 0.99989464 151.829672 226.121112 60.878468 17.51
±0.019246 ±0.00009240 ±0.00007279 ±0.001856 ±0.000068 ±0.000198 ±12.10
C/1976 D2 16660107 19750115.346261 6.88171236 0.99960808 193.436940 22.762585 111.987797 56.95
±0.013214 ±0.00010043 ±0.00005032 ±0.001461 ±0.000180 ±0.000138 ±7.31
C/1976 U1 16690531 19760706.996700 5.85519975 0.99973363 118.864652 286.024042 86.663827 45.49
±0.035841 ±0.00014134 ±0.00012792 ±0.003893 ±0.000293 ±0.000353 ±21.85
C/1978 A1 16701212 19770722.686250 5.60844086 0.99978957 343.384843 211.662760 116.926807 37.52
±0.006476 ±0.00003815 ±0.00006666 ±0.000535 ±0.000069 ±0.000160 ±11.89
C/1978 G2 16710809 19780826.698113 6.28038625 1.00014083 229.651662 72.211404 153.162815 22.42
±0.026870 ±0.00026610 ±0.00023760 ±0.002461 ±0.000457 ±0.000234 ±37.83
C/1979 M3 16740614 19790715.600960 4.69146981 0.99980792 10.141099 293.185694 92.150900 40.94
±0.011067 ±0.00004325 ±0.00006821 ±0.001486 ±0.000083 ±0.000337 ±14.54
C/1980 E1 16790916 19820405.040362 3.16929496 0.99983093 134.605868 120.631047 1.770359 53.35
±0.002147 ±0.00001463 ±0.00001228 ±0.000889 ±0.000751 ±0.000039 ±3.87
C/1983 O1 16800801 19830721.857189 3.32563612 0.99979769 186.280264 209.611749 134.684921 60.83
±0.018492 ±0.00001829 ±0.00012012 ±0.004512 ±0.000056 ±0.000037 ±36.12
C/1984 W2 16820212 19850929.038315 4.00453691 0.99991890 255.286662 250.227075 89.263792 20.25
±0.014076 ±0.00004945 ±0.00003430 ±0.002360 ±0.000102 ±0.000096 ±8.56
C/1987 F1 16831114 19870409.792606 3.62427914 0.99978940 329.061349 194.483295 124.014019 58.11
±0.002309 ±0.00001504 ±0.00001801 ±0.000450 ±0.000055 ±0.000076 ±4.97
C/1987 H1 16800622 19861116.537694 5.45109244 0.99975221 16.935975 268.239805 132.519096 45.46
±0.004017 ±0.00003114 ±0.00001545 ±0.000553 ±0.000079 ±0.000056 ±2.83
C/1987 W3 16850706 19880119.288960 3.32264693 0.99991866 195.061575 198.376791 76.786374 24.48
±0.002646 ±0.00001598 ±0.00002412 ±0.000542 ±0.000087 ±0.000095 ±7.26
C/1988 B1 16811015 19870319.600552 5.03079825 0.99989942 124.243345 325.210131 80.573568 19.99
±0.009221 ±0.00007241 ±0.00003516 ±0.001322 ±0.000038 ±0.000139 ±6.99
C/1993 F1 16850308 19920806.153786 5.89949798 0.99963062 62.056088 77.524079 53.980307 62.61
±0.010511 ±0.00006956 ±0.00003712 ±0.001154 ±0.000133 ±0.000050 ±6.29
C/1993 K1 16881127 19940131.665129 4.84471237 0.99985892 232.436917 30.322178 67.735390 29.12
±0.003962 ±0.00002505 ±0.00003712 ±0.000468 ±0.000103 ±0.000070 ±7.66
C/1997 A1 16950405 19970620.169495 3.16326982 0.99993098 40.022006 135.720211 145.046895 21.82
±.000519 ±0.00000236 ±0.00000519 ±0.000115 ±0.000018 ±0.000027 ±1.64
C/1997 BA6 16970213 19991128.142457 3.44037125 0.99989050 285.894624 317.682671 72.629264 31.83
±0.000636 ±0.00000574 ±0.00000397 ±0.000149 ±0.000011 ±0.000022 ±1.15
C/1999 F1 16950224 20020213.923640 5.78838144 0.99978554 255.192725 20.024735 91.973855 37.05
±0.000557 ±0.00000234 ±0.00000343 ±0.000041 ±0.000011 ±0.000014 ±0.59
C/1999 F2 16930525 19980824.023182 4.72811386 0.99977816 352.298488 210.295378 56.362989 46.92
±0.002527 ±0.00001507 ±0.00001569 ±0.000353 ±0.000052 ±0.000050 ±3.32
C/1999 H3 16950803 19990817.116521 3.50442230 0.99956311 101.831498 332.721955 115.908160 124.67
±0.001361 ±0.00000377 ±0.00001359 ±0.000316 ±0.000075 ±0.000011 ±3.88
C/1999 J2 16910317 20000405.275717 7.11363383 0.99984298 127.111565 50.100055 86.368939 22.07
±0.000916 ±0.00000474 ±0.00000460 ±0.000063 ±0.000011 ±0.000009 ±0.65
C/1999 K5 16980208 20000703.418653 3.25370073 0.99993034 241.511845 106.284045 89.488511 21.41
±0.000333 ±0.00000086 ±0.00000308 ±0.000044 ±0.000011 ±0.000024 ±0.95
C/1999 N4 16930704 20000523.006014 5.51393119 0.99961003 90.320748 345.906966 156.940933 70.72
±0.000829 ±0.00000622 ±0.00000788 ±0.000100 ±0.000046 ±0.000009 ±1.43
C/1999 S2 16890725 19971122.443555 6.46202592 0.99963528 223.496648 74.396105 65.872236 56.44
±0.006530 ±0.00004912 ±0.00002453 ±0.000617 ±0.000142 ±0.000027 ±3.80
C/1999 U1 16940808 19980903.427579 4.13652185 0.99984302 291.151039 58.213827 105.825193 37.95
±0.003547 ±0.00002415 ±0.00001239 ±0.000628 ±0.000024 ±0.000122 ±3.00
C/1999 U4 16960618 20011029.942046 4.88670740 0.99984462 77.829741 32.387465 52.060460 31.80
±0.000253 ±0.00000124 ±0.00000257 ±0.000025 ±0.000011 ±0.000010 ±0.53
C/2000 A1 16861029 20000715.206584 9.74094723 0.99960423 14.342181 111.888001 24.552710 40.63
±0.011038 ±0.00002930 ±0.00001927 ±0.000503 ±0.000041 ±0.000049 ±1.98
C/2000 CT54 16980827 20010620.058041 3.16327619 0.99976954 272.560232 18.986874 49.142424 72.86
±0.001270 ±0.00001040 ±0.00000967 ±0.000318 ±0.000019 ±0.000041 ±3.06
C/2000 K1 16920311 19991213.536382 6.27823901 0.99974889 15.737694 260.123450 116.745943 40.00
±0.002299 ±0.00001463 ±0.00001453 ±0.000216 ±0.000028 ±0.000038 ±2.31
C/2000 O1 16920927 20000128.212579 5.91487290 0.99969254 55.184190 88.877691 148.072564 51.98
±0.003342 ±0.00002655 ±0.00002809 ±0.000313 ±0.000115 ±0.000040 ±4.75
C/2000 SV74 16980827 20020430.081681 3.52665831 0.99967447 76.492877 24.152963 75.360907 92.31
±0.000341 ±0.00000232 ±0.00000301 ±0.000070 ±0.000010 ±0.000012 ±0.85
C/2000 Y1 16900210 20010203.415766 7.96805733 0.99951843 181.777248 239.382014 138.029678 60.44
±0.012454 ±0.00004701 ±0.00003372 ±0.000767 ±0.000036 ±0.000103 ±4.23
C/2001 C1 16960906 20020328.801115 5.11002022 0.99991858 219.952566 33.760054 68.910831 15.93
±0.002426 ±0.00001152 ±0.00001070 ±0.000276 ±0.000013 ±0.000050 ±2.09
C/2001 G1 16900829 20011010.850895 8.23895535 0.99966545 343.332494 203.944602 45.357940 40.61
±0.008190 ±0.00003115 ±0.00002270 ±0.000464 ±0.000024 ±0.000043 ±2.76
C/2001 K5 16970325 20021011.974538 5.18958159 0.99994997 47.066240 237.490666 72.541315 9.64
±0.000225 ±0.00000140 ±0.00000210 ±0.000023 ±0.000006 ±0.000005 ±0.41
C/2002 A3 16960906 20020425.196888 5.14305257 0.99989342 329.552549 136.668883 48.065967 20.72
±0.003135 ±0.00000772 ±0.00000939 ±0.000350 ±0.000010 ±0.000017 ±1.83
C/2002 J4 17000817 20031003.506725 3.63841226 0.99987674 230.676162 70.946574 46.492041 33.88
±0.000244 ±0.00000105 ±0.00000360 ±0.000035 ±0.000015 ±0.000016 ±0.99
C/2002 J5 16960906 20030919.798348 5.72509311 0.99966097 74.902635 314.051668 117.213649 59.22
±0.000416 ±0.00000298 ±0.00000388 ±0.000039 ±0.000013 ±0.000007 ±0.68
C/2002 L9 16950224 20040405.561118 7.03551955 0.99974285 231.448525 110.454062 68.399334 36.55
±0.000769 ±0.00000600 ±0.00000627 ±0.000050 ±0.000011 ±0.000011 ±0.89
C/2002 R3 16991001 20030613.160670 3.87017657 0.99981363 44.821560 54.088264 161.179102 48.16
±0.001468 ±0.00000698 ±0.00001189 ±0.000251 ±0.000025 ±0.000037 ±3.07
C/2003 G1 16971120 20030204.386002 4.92065682 0.99993277 11.459666 246.149796 66.833236 13.66
±0.000633 ±0.00000353 ±0.00000313 ±0.000092 ±0.000010 ±0.000017 ±0.64
C/2003 S3 16920530 20030409.093744 8.12669499 0.99971781 154.380377 226.284679 151.518010 34.72
±0.004294 ±0.00003132 ±0.00002426 ±0.000246 ±0.000037 ±0.000030 ±2.99
C/2003 WT 17000419 20060411.899174 5.18222200 0.99976466 92.604965 48.434857 31.434392 45.41
±0.000185 ±0.00000123 ±0.00000168 ±0.000021 ±0.000008 ±0.000003 ±0.32
C/2004 P1 16960509 20030809.041740 6.02262457 0.99981290 16.535459 284.228301 28.798128 31.07
±0.006290 ±0.00003005 ±0.00001835 ±0.000689 ±0.000240 ±0.000095 ±3.05
C/2004 T3 16901227 20030414.895405 8.86554953 0.99959502 259.686943 50.389055 71.923588 45.68
±0.024434 ±0.00008464 ±0.00003724 ±0.001643 ±0.000134 ±0.000050 ±4.20
C/2004 X3 17010414 20050618.219538 4.38911289 0.99994104 202.411327 343.029540 81.169463 13.43
±0.001403 ±0.00000571 ±0.00000930 ±0.000206 ±0.000014 ±0.000081 ±2.12
C/2005 B1 17040109 20060222.262070 3.20593580 0.99998720 103.106005 195.570413 92.497575 3.99
±0.000227 ±0.00000162 ±0.00000195 ±0.000054 ±0.000012 ±0.000012 ±0.61
C/2005 EL173 17030623 20070305.845896 3.88759263 0.99982582 261.492080 344.763229 130.759788 44.81
±0.000536 ±0.00000374 ±0.00000387 ±0.000096 ±0.000009 ±0.000008 ±0.99
C/2005 G1 17001215 20060226.533616 4.95322048 0.99991785 113.858813 299.571155 108.385968 16.58
±0.000969 ±0.00000434 ±0.00000505 ±0.000118 ±0.000029 ±0.000009 ±1.02
C/2005 K1 17021205 20051121.776254 3.69197608 0.99996944 135.026925 106.341220 77.810523 8.28
±0.001340 ±0.00000503 ±0.00000974 ±0.000316 ±0.000024 ±0.000012 ±2.64
C/2005 L3 17010305 20080115.292269 5.58682654 0.99965548 47.073480 288.707828 139.391017 61.67
±0.000088 ±0.00000053 ±0.00000070 ±0.000009 ±0.000004 ±0.000002 ±0.13
C/2005 Q1 16971120 20050826.530305 6.39876801 0.99985473 44.829145 87.678330 105.254459 22.70
±0.003639 ±0.00001266 ±0.00001307 ±0.000317 ±0.000045 ±0.000033 ±2.04
C/2006 E1 16991001 20070106.056920 6.03607650 0.99980395 232.838489 95.075848 83.188779 32.48
±0.002773 ±0.00001088 ±0.00001350 ±0.000230 ±0.000036 ±0.000048 ±2.24
C/2006 K1 17030404 20070720.112692 4.42388653 0.99992817 296.473838 72.153187 53.870510 16.24
±0.000348 ±0.00000230 ±0.00000410 ±0.000042 ±0.000010 ±0.000009 ±0.93
C/2006 S2 17040727 20070508.028917 3.15839357 0.99977096 166.480582 113.906396 99.006662 72.52
±0.003363 ±0.00001988 ±0.00002572 ±0.000797 ±0.000032 ±0.000054 ±8.14
C/2006 S3 17061114 20120415.863838 5.13372946 0.99997163 140.028609 38.303879 166.015371 5.53
±0.000113 ±0.00000053 ±0.00000083 ±0.000016 ±0.000011 ±0.000003 ±0.16
C/2006 YC 17010305 20060911.372759 4.94671296 0.99977378 335.521538 154.250213 69.543022 45.73
±0.031507 ±0.00013762 ±0.00005955 ±0.004357 ±0.000123 ±0.001630 ±12.04
C/2007 D1 16950515 20070619.627616 8.79200698 0.99961354 340.120329 171.125352 41.426988 43.96
±0.002693 ±0.00001358 ±0.00000832 ±0.000140 ±0.000008 ±0.000014 ±0.95
C/2007 JA21 17000419 20061115.586363 5.36590022 0.99965064 93.783567 65.483271 89.879449 65.11
±0.003223 ±0.00001785 ±0.00001073 ±0.000393 ±0.000030 ±0.000022 ±2.00
C/2007 Y1 17050722 20080318.752689 3.34342252 0.99988596 357.085840 133.054139 110.125744 34.11
±0.002305 ±0.00001664 ±0.00004164 ±0.000533 ±0.000092 ±0.000364 ±12.46
C/2007 VO53 17040508 20100426.227350 4.84064308 0.99955267 75.075823 59.767764 86.965774 92.41
±0.000199 ±0.00000115 ±0.00000172 ±0.000023 ±0.000007 ±0.000005 ±0.36
C/2008 FK75 17051229 20100929.366575 4.50558286 0.99983540 80.520456 218.228874 61.190150 36.53
±0.000091 ±0.00000070 ±0.00000113 ±0.000012 ±0.000004 ±0.000003 ±0.25
C/2008 P1 17040727 20090722.891761 3.89043249 0.99941649 11.963829 357.736840 64.317061 149.98
±0.000239 ±0.00000111 ±0.00000214 ±0.000039 ±0.000005 ±0.000009 ±0.55
C/2009 P2 17020119 20100211.788872 6.54119059 0.99986297 76.054900 60.336867 163.445524 20.95
±0.001311 ±0.00000894 ±0.00000906 ±0.000126 ±0.000066 ±0.000011 ±1.38
C/2009 U5 17021205 20100622.599308 6.09719567 0.99974726 23.807853 121.202798 25.459103 41.45
±0.009099 ±0.00001441 ±0.00001129 ±0.000785 ±0.000045 ±0.000086 ±1.85
C/2010 D3 17060826 20100904.080190 4.24846025 0.99991442 304.623984 255.242399 76.358086 20.14
±0.001039 ±0.00000438 ±0.00000502 ±0.000137 ±0.000010 ±0.000022 ±1.18
C/2010 R1 17050831 20120518.570947 5.62134619 0.99975559 114.531799 343.648214 156.925538 43.48
±0.000333 ±0.00000249 ±0.00000290 ±0.000037 ±0.000017 ±0.000004 ±0.52

Notes. All original orbits in this table are based on the osculating orbits determined from the entire data sets. The successive columns signify (1) – comet designation, (2) – epoch, i.e. osculation date, (3) – perihelion time [TT], (4) – perihelion distance, (5) – eccentricity, (6) – argument of perihelion (in degrees), equinox 2000.0, (7) – longitude of the ascending node (in degrees), equinox 2000.0, (8) – inclination (in degrees), equinox 2000.0, (9) – inverse original semi-major axis in units of 10-6 au-1.

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