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268180 (2004 XK92)
Classification: Main-belt Asteroid          SPK-ID: 2268180
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120897435986825 5.8262e-08  
a 3.077339838022907 3.1e-08 au
q 2.705297341945827 1.8736e-07 au
i 11.68470775705608 6.8573e-06 deg
node 61.76931956860106 3.0942e-05 deg
peri 8.631224406794681 4.2791e-05 deg
M 350.3789059613475 2.7259e-05 deg
tp 2459253.196718786332
(2021-Feb-07.69671879)
0.00014927 TDB
period 1971.79433927833
5.40
2.9795e-05
8.157e-08
d
yr
n .1825748217391469 2.7588e-09 deg/d
Q 3.449382334099989 3.4748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      5958 days (16.31 yr)  
   first obs. used      2004-09-16  
   last obs. used      2021-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57442  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 14:17:58  

Additional Information
 Earth MOID = 1.71952 au 
 Jupiter MOID = 1.87599 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457682.5 (2016-Oct-21.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169600716472585 5.7675e-08  
q 2.720931145425909 1.8386e-07 au
tp 2457269.242448458295
(2015-Sep-03.74244846)
0.00016293 TDB
node 61.8750890445821 3.1042e-05 deg
peri 7.039520716475494 4.393e-05 deg
i 11.66164137135267 6.8499e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      5958 days (16.31 yr)  
   first obs. used      2004-09-16  
   last obs. used      2021-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57442  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 14:17:58  

Additional Information
 Jupiter MOID = 1.87599 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.326408452707795E-15 -1.048953262857101E-14 -2.078230888694168E-12 3.238185702819397E-15 -3.705859019085644E-13 -1.328876924863155E-15
q -1.048953262857101E-14 3.380423948369417E-14 5.342282602648301E-12 -1.111092204649372E-14 9.727942651331873E-13 6.608306659714661E-15
tp -2.078230888694168E-12 5.342282602648301E-12 2.654536168750944E-8 4.070494174640431E-12 5.106666076462769E-9 5.191219585896215E-12
node 3.238185702819397E-15 -1.111092204649372E-14 4.070494174640431E-12 9.636348519205194E-10 -9.438971644059657E-10 -6.943385020234624E-11
peri -3.705859019085644E-13 9.727942651331873E-13 5.106666076462769E-9 -9.438971644059657E-10 1.929870147949612E-9 6.912647204337602E-11
i -1.328876924863155E-15 6.608306659714661E-15 5.191219585896215E-12 -6.943385020234624E-11 6.912647204337602E-11 4.692120315618748E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.85   n/a E2021B55  

268180 (2004 XK92)          Discovered 2004-Dec-11 by LINEAR at Socorro
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ 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
1948-Jun-18 08:02 00:03 Jupiter 1.88428951992488 1.88428896077125 1.88429007907947 3.28775203063691 3.14805923186894 2432720.834663980 3.08201102430802 224.251034979414 19.4697237475517 85.8376950980123 2203866.85174365 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 14:17:59 2021-Feb-24 14:17
2007-Nov-29 03:40 < 00:01 Jupiter 1.88821692872644 1.88821634378214 1.8882175136715 3.20784516747991 3.06481713770636 2454433.652580630 0.547754914268131 94.7173752252547 13.0773715922225 76.8151359926046 2239346.43326054 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 14:17:59 2021-Feb-24 14:17
2067-May-11 03:36 00:02 Jupiter 1.8935272608846 1.89352659678844 1.89352792498366 3.11713478058872 2.97016477356519 2476146.650156525 2.37175078007294 181.752548227418 16.9048520160865 81.3358158568928 2243902.59339827 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 14:17:59 2021-Feb-24 14:17
2126-Oct-22 16:32 00:05 Jupiter 1.90000478052139 1.90000390097628 1.90000566008097 3.0168795268648 2.86530306856351 2497860.188546684 5.16480827197726 338.817241981731 17.6928725100955 81.434778115648 2196255.4130041 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 14:17:59 2021-Feb-24 14:17
2186-Apr-05 01:03 00:08 Jupiter 1.90744530545372 1.90744407442553 1.90744653651942 2.90920976487645 2.75234063814531 2519574.543475210 8.05635204596588 487.978254241242 17.692339401851 80.1772167196926 2176560.74069714 T 14 CATAB v2.0f-lin.ifort 2021-Feb-24 14:17:59 2021-Feb-24 14:17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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