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67P/Churyumov-Gerasimenko
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1000012
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2457262.5 (2015-Aug-28.0) TDB
Reference: JPL K084/23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6408776396893091 5.7949e-08  
a 3.461952647920129 4.7141e-07 AU
q 1.243264606204923 9.4266e-08 AU
i 7.040303514383711 1.3286e-05 deg
node 50.13578167835024 6.3614e-05 deg
peri 12.79599950907877 6.5459e-05 deg
M 2.281926144296383 6.1304e-06 deg
tp 2457247.586513160822
(2015-Aug-13.08651316)
3.813e-05 JED
period 2352.773456548275
6.44
0.00048056
1.316e-06
d
yr
n .1530109067653932 3.1253e-08 deg/d
Q 5.680640689635336 7.7353e-07 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.079330625287023E-9 2.251E-11
A2 [EST] 1.078289963993059E-10 2.114E-13
A3 [EST] 1.960799785526921E-10 3.667E-11
  Orbit Determination Parameters
   # obs. used (total)      4072  
   data-arc span      9872 days (27.03 yr)  
   first obs. used      1988-07-06  
   last obs. used      2015-07-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .67134  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2015-Aug-18 21:54:42  

Additional Information
 Earth MOID = .258213 AU 
 T_jup = 2.746 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.4 mag 1. K084/23 2 parameter fit from 515 observations, autocmod 2.6
comet total magnitude slope K1 11.   n/a K084/23 autocmod 2.6
diameter diameter 4.0 km n/a Lamy,P.L.;Toth,I.;Fernandez,Y.R.;Weaver,H.A. (2004) Comets II, pp. 223-264  
rotation period rot_per 12.76137 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 [sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.]

67P/Churyumov-Gerasimenko          Discovered 1969-Oct-22 by Churyumov, Klim Ivanovic at Alma-Ata Observatory, Russia
discovered on plate/photo taken on 9/11
Reference: comet.disLast Updated: 2003-08-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (AU) Minimum Distance (AU) Maximum Distance (AU) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1923-Oct-01 13:16 02:46 Jupiter 0.91897457632511 0.916231373807437 0.921719097544487 5.13768184229573 4.95503448742872 2423694.052593722 165.880799717417 10599.966209374 176.432370239733 5.07209483210117 5637.10564826934 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
1928-May-06 23:32 11:48 Jupiter 1.86929161690229 1.86710593141923 1.87148304744871 7.79213847359244 7.73376830898672 2425373.480899036 708.464734814272 25416.8144241914 194.956579424997 56.3671634187515 154855.182018563 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
1959-Feb-04 06:17 00:02 Jupiter 0.0515191403287737 0.0515096277968104 0.0515286539732387 8.18486154916358 5.84038535229923 2436603.761968820 1.6546607200299 64.3017042525395 15.828770890984 -43.0876966780355 42747.9531125076 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
1982-Nov-27 14:23 < 00:01 Earth 0.390970019113032 0.390964929847369 0.39097510843462 5.33801948928101 5.33674263689962 2445301.099452253 0.616472159035459 226.601555240819 29.2203293374853 -34.0473963666452 492695.855018011 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2007-Jul-05 07:09 < 00:01 Jupiter 1.43924573897831 1.43924417306023 1.43924730489344 9.63769269714373 9.57643377468305 2454286.797626385 0.0958871416694647 16.5494007552072 14.149186962015 -16.0965215478118 2107040.31444071 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2018-Nov-11 20:49 < 00:01 Jupiter 0.375485220167567 0.375483558997647 0.375486881349778 5.61025437064186 5.19262345616541 2458434.367214685 0.984467756199182 12.2634893871032 2.04915541582543 55.4039962660812 2100582.9901723 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2021-Nov-12 00:52 < 00:01 Earth 0.418240380271616 0.418230976852939 0.418249783661943 9.25525217571426 9.25456381783137 2459530.535924910 0.164469480325865 428.320740970349 14.1307616314247 -9.44391355313472 472802.179331505 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2030-Jan-29 12:50 < 00:01 Jupiter 1.05662726112332 1.05662178495746 1.05663273727883 9.0483002316385 8.95926783291489 2462531.034426608 0.668602598093929 49.156347212006 38.0665615014962 -7.47249585079764 485193.481465143 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2034-Nov-29 00:04 00:02 Earth 0.451843454446732 0.451822580765689 0.451864327967034 4.75032769111608 4.74908616017173 2464295.502524086 2.43790740321039 810.996629067552 29.3457707341049 -12.5149887406615 198109.565453192 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2067-Oct-26 07:17 00:06 Mars 0.0668637484169378 0.0667943776372698 0.0669331233556914 10.3084411036802 10.3080257374138 2476314.803340148 6.19334293795386 3053.54336271559 153.432973398974 -4.46070365612651 5406.96693758308 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2067-Nov-12 19:02 00:08 Earth 0.441519833038722 0.441444488733735 0.441595172803965 4.96033153751267 4.95911477812895 2476332.293204325 7.6502585409846 2783.98400497688 52.4761923977793 10.2757748905846 91683.2738989895 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2078-Jun-15 17:01 00:03 Jupiter 0.331831962351508 0.331824966678907 0.331838958089367 5.7573439096013 5.29545840510252 2480200.208983210 2.88102142778913 38.2966335494115 22.7869016024689 -53.7022370100571 181849.352865035 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2080-Nov-01 22:07 00:33 Earth 0.496009815259762 0.495941808185891 0.49607782206715 3.0404906383033 3.03872336120243 2481070.421414488 32.7875758480248 2246.93089926062 59.3809895255477 -4.0147620156812 24507.8124791763 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2089-May-11 05:08 00:02 Jupiter 1.79917315149547 1.79913487154228 1.79921143093737 11.0306230939083 10.9878604465086 2484182.713866808 2.48140965176902 501.619119849067 124.54546750777 -6.92420903527054 107901.307280692 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2114-Nov-07 23:24 01:26 Earth 0.444608315432911 0.444489102904145 0.444727534432609 2.73562813115406 2.73343657950941 2493493.475155491 85.5780062490749 3813.69829067009 43.9091037235375 -5.36284293011864 33862.9148031788 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2125-Oct-13 16:58 00:14 Jupiter 0.402233339916593 0.4021989598325 0.402267722623646 5.53359412380949 5.13897520634843 2497486.206818725 14.2773783227475 159.184726059256 13.9786593427231 -41.0728820880273 258490.14774886 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2161-Jul-25 18:38 00:07 Jupiter 0.541235816088773 0.541030467931024 0.54144114493013 7.48273639601919 7.27058364933969 2510555.276714984 6.7121047123166 1592.00004165692 51.5991664198898 17.9369620358015 59293.341467799 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02
2172-Mar-01 12:29 00:17 Jupiter 0.638520440539798 0.63842093383657 0.638619992812654 7.0156723443245 6.82397095997381 2514427.019818947 16.759803364285 1394.44873342766 65.1260428269615 52.8275613898102 136000.491644874 T K084/23 CATAB v2.0c-linF95 2015-Aug-18 22:02:03 2015-Aug-18 22:02

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1989.8       1989 VI   1988i 
 1983.4       1982 VIII   1982f 
 1977.0   67P/1975 P1   1976 VII   1975i 
 1970.5   67P/1969 R1   1969 IV   1969h 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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