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344291 (2001 UQ4)
Classification: Main-belt Asteroid          SPK-ID: 2344291
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2331037702631418 1.7996e-07  
a 2.358319940468398 1.2573e-08 au
q 1.808586670858466 4.2985e-07 au
i 3.507983718521208 5.4271e-06 deg
node 85.8325270362887 0.00015565 deg
peri 296.1171691810866 0.00016708 deg
M 54.30625621304203 4.5257e-05 deg
tp 2458800.950853284711
(2019-Nov-13.45085328)
0.00016564 TDB
period 1322.825358015595
3.62
1.0578e-05
2.896e-08
d
yr
n .2721447678777835 2.1763e-09 deg/d
Q 2.908053210078329 1.5503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      6623 days (18.13 yr)  
   first obs. used      2001-10-10  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60296  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 20:07:58  

Additional Information
 Earth MOID = .815148 au 
 Jupiter MOID = 2.55233 au 
 T_jup = 3.513 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO251947  

344291 (2001 UQ4)          Discovered 2001-Oct-21 by Ball, L. at Emerald Lane
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2001 UQ4 = 2001 VH2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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