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JPL Small-Body Database Browser
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46795 (1998 JW4)
Classification: Main-belt Asteroid          SPK-ID: 2046795
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2226215178880092 3.9487e-08  
a 2.328478684500891 9.0571e-09 au
q 1.810109225387428 9.294e-08 au
i 5.385345022918534 5.9471e-06 deg
node 17.4001174537982 4.2781e-05 deg
peri 227.0273045241393 4.465e-05 deg
M 314.0105306846872 1.4627e-05 deg
tp 2458766.291676895682
(2019-Oct-09.79167690)
5.3276e-05 TDB
period 1297.797182072999
3.55
7.5721e-06
2.073e-08
d
yr
n .2773931127088474 1.6185e-09 deg/d
Q 2.846848143614354 1.1073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      8647 days (23.67 yr)  
   first obs. used      1995-08-25  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62163  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:39:19  

Additional Information
 Earth MOID = .802394 au 
 Jupiter MOID = 2.19358 au 
 T_jup = 3.533 
[ 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 15.9   n/a MPO432025  

46795 (1998 JW4)          Discovered 1998-May-01 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 JW4 = 1999 TX246 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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