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46287 (2001 KJ41)
Classification: Main-belt Asteroid          SPK-ID: 2046287
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1031492839107968 4.3751e-08  
a 3.106721313188699 1.8876e-08 au
q 2.786265234422875 1.3727e-07 au
i 6.806971708524572 4.8316e-06 deg
node 217.8181489982916 3.3685e-05 deg
peri 174.5402522380386 4.0101e-05 deg
M 36.76913952297763 1.9852e-05 deg
tp 2458796.216712662910
(2019-Nov-08.71671266)
0.00011045 TDB
period 2000.100747405171
5.48
1.8228e-05
4.991e-08
d
yr
n .1799909331902634 1.6404e-09 deg/d
Q 3.427177391954524 2.0823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1169  
   data-arc span      8161 days (22.34 yr)  
   first obs. used      1997-09-23  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45278  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:24:48  

Additional Information
 Earth MOID = 1.79238 au 
 Jupiter MOID = 1.99416 au 
 T_jup = 3.201 
[ show covariance matrix ]

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 14.0   n/a MPO502464  
diameter diameter 9.505 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46287 (2001 KJ41)          Discovered 2001-May-23 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

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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
1933-Jun-24 12:59 00:02 Inter 0.0441631299805418 0.0441604269834074 0.0441658379586568 4.47167370702846 4.47167363289936 2427248.040938277 2.42125572906648 783.835360080495 39.0343448178614 80.511522973477 166824.522276331 T 27 CATAB v2.0f-lin.ifort 2020-Feb-23 08:25:03 2020-Feb-23 08:25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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