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30398 (2000 KM41)
Classification: Main-belt Asteroid          SPK-ID: 2030398
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 .1973452813275171 3.2078e-08  
a 3.1800136419981 1.9607e-08 au
q 2.552452955192642 1.0349e-07 au
i 13.6350588801758 5.0996e-06 deg
node 197.2676168361843 1.5583e-05 deg
peri 100.1275010343116 2.0056e-05 deg
M 189.8639206073351 1.2884e-05 deg
tp 2459979.394349086269
(2023-Feb-03.89434909)
7.6572e-05 TDB
period 2071.294736125499
5.67
1.9156e-05
5.245e-08
d
yr
n .1738043329716586 1.6074e-09 deg/d
Q 3.807574328803557 2.3476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1379  
   data-arc span      10683 days (29.25 yr)  
   first obs. used      1990-11-22  
   last obs. used      2020-02-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:06:25  

Additional Information
 Earth MOID = 1.58184 au 
 Jupiter MOID = 1.70199 au 
 T_jup = 3.126 
[ 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 13.6   n/a MPO468097  
diameter diameter 10.890 km 0.354 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30398 (2000 KM41)          Discovered 2000-May-30 by Kusnirak, P. at Ondrejov
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 KM41 = 1999 GC27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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