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164P/Christensen
Classification: Jupiter-family Comet          SPK-ID: 1000535
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


:
Orbital Elements at Epoch 2457002.5 (2014-Dec-11.0) TDB
Reference: JPL K182/9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5402860343298719 1.7014e-07  
a 3.657600466772892 6.1589e-08 au
q 1.681450015417078 6.2351e-07 au
i 16.26201829366678 1.7546e-05 deg
node 88.30743483611026 9.9685e-05 deg
peri 326.0039134537305 0.00011583 deg
M 181.4926066349798 3.3995e-05 deg
tp 2458269.412235918248
(2018-May-30.91223592)
0.0002454 TDB
period 2555.011287392106
7.00
6.4535e-05
1.767e-07
d
yr
n .1408995732333735 3.5588e-09 deg/d
Q 5.633750918128706 9.4865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1234  
   data-arc span      3484 days (9.54 yr)  
   first obs. used      2010-10-07  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .7046  
   source      ORB  
   producer      Javier Roa  
   solution date      2021-Mar-19 14:55:33  

Additional Information
 Earth MOID = .717724 au 
 Jupiter MOID = .284012 au 
 T_jup = 2.777 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 2.894654315343684E-14 -1.0597326022101E-13 1.352016157435523E-11 -1.662898576137127E-12 -6.321885839092564E-14 -3.440100850443424E-13
q -1.0597326022101E-13 3.88769295620033E-13 -4.81083017053727E-11 6.057239586033853E-12 3.641977072484342E-13 1.252688475593936E-12
tp 1.352016157435523E-11 -4.81083017053727E-11 6.022209889950054E-8 -6.567792759924956E-9 1.604650052353569E-8 -1.56684962760233E-9
node -1.662898576137127E-12 6.057239586033853E-12 -6.567792759924956E-9 9.937180842312359E-9 -1.059841789804134E-8 1.574073095310296E-9
peri -6.321885839092564E-14 3.641977072484342E-13 1.604650052353569E-8 -1.059841789804134E-8 1.341573554964504E-8 -1.771949270399347E-9
i -3.440100850443424E-13 1.252688475593936E-12 -1.56684962760233E-9 1.574073095310296E-9 -1.771949270399347E-9 3.078506772878021E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 14.3   0.7 K182/9 2 parameter fit from 452 observations, autocmod 2.9b
comet total magnitude slope K1 4.5   n/a K182/9 autocmod 2.9b

[ 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
1934-Nov-24 11:07 00:04 Jupiter 1.52380831652185 1.52379213163076 1.52382450150138 7.45559521031791 7.38066270786852 2427765.963529409 3.66175625146338 1025.76037428757 313.178001198428 -41.3805620342779 387330.370867353 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02
1959-Nov-01 18:21 00:06 Jupiter 1.63505197372389 1.63502565397536 1.63507829349891 9.61654999599979 9.56252861912133 2436874.264780742 5.84542381757365 1356.50844358154 334.731710585897 -16.2923145911034 178136.207484395 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02
1995-Aug-02 21:31 00:02 Jupiter 0.897800373503001 0.897792273248921 0.897808473759072 7.7066364335458 7.58322894694624 2449932.396630322 1.82096355182569 443.322834907393 357.322507998016 -46.4679610140369 269753.949232404 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02
2041-Dec-10 20:08 00:04 Jupiter 1.11705581349859 1.11704572284909 1.11706590414892 5.82820464650318 5.69661677167081 2466864.339150974 3.85487116212303 506.445913470321 246.512832826341 -9.38224810679316 334129.441757448 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02
2077-Jul-11 02:45 00:04 Jupiter 1.12207366072589 1.12206938406705 1.1220779374265 5.82595734263968 5.69491299479021 2479860.614594633 4.4788420480994 900.628798296007 197.871661477346 -85.7146583618586 1007463.05582042 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02
2137-Dec-27 14:17 00:02 Jupiter 0.448415430691102 0.448389740589908 0.448441120774556 6.67734619054271 6.38820043765237 2501944.094994699 2.17122207142315 1272.31971938448 129.130145206771 7.85829657239878 71709.4630561206 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02
2148-Dec-14 06:23 00:03 Jupiter 1.84229516178763 1.84218437928524 1.84240594528938 9.06127309269861 9.01039069114334 2505948.765726789 2.80680139012075 5926.39238031802 88.2951223656577 -22.1387736080187 979119.798868632 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02
2185-May-15 22:24 00:33 Jupiter 1.08797371246306 1.08756650756269 1.08838091512369 8.08960688030539 7.99278894839924 2519250.433061472 32.7892353725358 20152.6658889098 129.322452392917 -2.40828973435777 36088.1148639252 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02
2196-Jun-23 06:23 00:05 Jupiter 0.975548105810887 0.975501349653225 0.975594865674561 6.40478616359894 6.26775716756254 2523306.765741211 5.09257786993459 3829.56309627653 159.443598751514 -53.8238446886751 828648.545925041 T K182/9 CATAB v2.0f-lin.ifort 2021-Mar-19 15:02:01 2021-Mar-19 15:02

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2004.4   164P/2004 Y1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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