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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 2456877.5 (2014-Aug-08.0) TDB
Reference: JPL K084/19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6410204480329581 4.174e-08  
a 3.463056227890802 1.1996e-07 AU
q 1.243166373124914 1.7066e-07 AU
i 7.040447480783116 7.8879e-06 deg
node 50.14711400185733 9.5712e-05 deg
peri 12.77989762168415 9.5524e-05 deg
M 303.4047260061175 1.6772e-05 deg
tp 2457247.554259447082
(2015-Aug-13.05425945)
0.00012857 JED
period 2353.898550174868
6.44
0.0001223
3.348e-07
d
yr
n .1529377720944074 7.9463e-09 deg/d
Q 5.682946082656689 1.9685e-07 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 9.486372972381778E-10 2.048E-11
A2 [EST] 1.282216377533469E-11 2.326E-12
A3 [EST] 1.355637944613096E-10 3.897E-11
DT [SET] 26.82083318547562 n/a
  Orbit Determination Parameters
   # obs. used (total)      3363  
   data-arc span      9518 days (26.06 yr)  
   first obs. used      1988-07-06  
   last obs. used      2014-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .70536  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2014-Jul-29 10:33:05  

Additional Information
 Earth MOID = .258296 AU 
 T_jup = 2.745 
[ 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. K084/19 2 parameter fit from 501 observations, autocmod 2.5c
comet total magnitude slope K1 11.   n/a K084/19 autocmod 2.5c
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 Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Lowry, S.; Duddy, S.R.; Rozitis, B.; Green, S.F.; et al. (2012) Astron. Astrophys. 548, A12.]

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 09:03 06:51 Jupiter 0.918332335210322 0.911654852973044 0.92501828328684 5.13862926631381 4.95588676196239 2423693.877283301 411.26270801947 25621.6797205511 398.671605547631 4.64583069113554 2271.38755046757 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
1928-May-06 20:07 1_03:07 Jupiter 1.86912690174363 1.86419178961997 1.87409103367527 7.79258091621341 7.73420892779108 2425373.338528746 1627.22209851428 57236.5576474436 475.56502307963 56.2012994684931 63357.7557006578 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
1959-Feb-04 06:03 00:02 Jupiter 0.0515009562349328 0.0514835285580601 0.0515183875135558 8.1855851503727 5.84040552745759 2436603.752177313 2.13806817240508 121.408463917807 45.3385846737096 -47.7516593549858 16696.7036453953 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
1982-Nov-27 14:24 00:01 Earth 0.390975870987554 0.390965647337131 0.390986094900413 5.33791310087155 5.33663624214926 2445301.099668815 1.33174188373042 462.182828752863 21.4072318927835 -34.8048167261553 674950.628454104 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2007-Jul-05 07:09 < 00:01 Jupiter 1.43924718949271 1.43924559014964 1.43924878883673 9.63769692449941 9.57643809101637 2454286.797864336 0.102043471534915 16.8666673239285 14.1929113280438 -11.6369011121517 2055802.95454837 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2018-Nov-11 20:55 < 00:01 Jupiter 0.375492008995158 0.375489678424155 0.375494339592253 5.61026434526884 5.19264208733901 2458434.371743669 0.99759520191877 17.8233933889769 4.16700405532927 59.1483721442656 1081460.45246657 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2021-Nov-12 00:52 < 00:01 Earth 0.418184281400377 0.418168213539321 0.418200349190399 9.25443523501901 9.25374672401251 2459530.536338962 0.217208321814526 740.793967280553 15.122088982138 -8.939417770384 413742.227738708 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2030-Jan-29 12:56 < 00:01 Jupiter 1.05662809869237 1.0566202017815 1.05663599556667 9.04836980591519 8.95933816950243 2462531.039092787 0.673092045699719 81.2379219096783 67.0241161549835 -1.35469810861945 291986.73320841 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2034-Nov-28 23:46 00:03 Earth 0.451675797786911 0.451650651231929 0.451700944156205 4.7512878263145 4.75004608551445 2464295.490579769 3.27254522837284 990.015803149399 15.9503121828545 -12.4918144780778 359949.723153265 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2067-Oct-26 09:16 00:08 Mars 0.0673464935657209 0.0672544906716294 0.0674385035753803 10.3018169571992 10.3014043031918 2476314.886365237 8.08473911524163 4045.08591832397 247.876394605418 -3.77709325790362 3275.89834093914 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2067-Nov-12 18:25 00:10 Earth 0.441995414302211 0.441897571358746 0.442093250370714 4.96055378330825 4.95933838777079 2476332.267670387 10.2067753788825 3693.99965247598 92.4226129779408 9.99490127936899 50937.3099193254 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2078-Jun-15 16:41 00:05 Jupiter 0.331882764589783 0.331869614359436 0.331895915494239 5.75725877357097 5.29543962945886 2480200.195159150 4.71622272976355 90.5150684027376 33.4358419561331 -62.5825253535757 127343.366371471 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2080-Nov-01 21:31 00:42 Earth 0.496331658314301 0.496247490554199 0.496415829591659 3.03863326699751 3.03686605602971 2481070.396580099 42.2036424674636 2921.6931626244 108.894973112997 -4.57295864237743 15725.5634031475 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2089-May-11 05:30 00:03 Jupiter 1.79912789518918 1.7991174922891 1.79913829850788 11.0307342990132 10.9879710066394 2484182.729122593 2.50851871264483 393.686730363852 122.804536060226 62.1434113832464 357727.713834323 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2114-Nov-07 23:22 00:42 Earth 0.444634577357539 0.444575729813194 0.444693425161548 2.73620667506995 2.73401571664509 2493493.473632453 41.8650112343078 1806.11808786586 84.2974738700555 -8.89299680090154 30282.9067007252 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2125-Oct-13 18:09 00:08 Jupiter 0.402183978680181 0.402174167672334 0.402193790542827 5.53384430712755 5.13919431020162 2497486.256286689 7.95000039404857 94.0832171748222 19.744629267744 -73.711008924088 268124.617915819 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2161-Jul-25 19:22 00:06 Jupiter 0.541083856548617 0.540975755031332 0.541191951114327 7.48257629371096 7.2703584227153 2510555.306702630 5.63742786202535 824.830717443913 22.5133653879737 13.7174020141078 104012.742385776 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42
2172-Mar-01 13:33 00:12 Jupiter 0.6382655661458 0.638228430861761 0.638302702212466 7.01515544534966 6.82336190638832 2514427.064420855 12.156919559831 717.810300788893 227.611967221798 71.5145504549255 46587.5503676044 T K084/19 CATAB v2.0c-linF95 2014-Jul-29 10:42:01 2014-Jul-29 10:42

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1989.8       1989 VI   1988i 
 1983.4       1982 VIII   1982f 
 1976.9   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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