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46425 (2002 JP44)
Classification: Main-belt Asteroid          SPK-ID: 2046425
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1474510317680642 1.0097e-07  
a 2.525785643902325 1.9804e-08 au
q 2.153355944683963 2.543e-07 au
i 13.6269203920047 7.7544e-06 deg
node 227.1506941986373 2.3846e-05 deg
peri 189.7844516809077 3.0117e-05 deg
M 327.4044689965949 1.8093e-05 deg
tp 2459133.254338248739
(2020-Oct-10.75433825)
7.3953e-05 TDB
period 1466.199822440489
4.01
1.7244e-05
4.721e-08
d
yr
n .2455326992202059 2.8877e-09 deg/d
Q 2.898215343120687 2.2724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      7380 days (20.21 yr)  
   first obs. used      1998-04-21  
   last obs. used      2018-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66479  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 23:53:54  

Additional Information
 Earth MOID = 1.16587 au 
 Jupiter MOID = 2.47072 au 
 T_jup = 3.400 
[ 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 14.7   n/a MPO449294  
diameter diameter 3.096 km 0.564 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.320   0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46425 (2002 JP44)          Discovered 2002-May-09 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 JP44 = 1998 HJ68 = 2000 RF11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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