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JPL Small-Body Database Browser
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46276 (2001 JQ4)
Classification: Main-belt Asteroid          SPK-ID: 2046276
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09502227526820316 3.4576e-08  
a 2.661315991960052 1.2092e-08 au
q 2.408431691196353 9.301e-08 au
i 13.03129717540494 4.8652e-06 deg
node 181.7283188142406 1.4824e-05 deg
peri 120.8805463593783 3.3455e-05 deg
M 349.3611462832847 2.7078e-05 deg
tp 2458647.363576427866
(2019-Jun-12.86357643)
0.0001192 TDB
period 1585.780570281271
4.34
1.0808e-05
2.959e-08
d
yr
n .2270175374491734 1.5473e-09 deg/d
Q 2.914200292723751 1.3241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1202  
   data-arc span      7658 days (20.97 yr)  
   first obs. used      1998-11-13  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53982  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:26:21  

Additional Information
 Earth MOID = 1.42227 au 
 Jupiter MOID = 2.34904 au 
 T_jup = 3.342 
[ 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 14.2   n/a MPO302326  

46276 (2001 JQ4)          Discovered 2001-May-15 by JPL/GEODSS NEAT at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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