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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2329674806222081 1.9669e-07  
a 2.358139774932715 1.3173e-08 au
q 1.80876989261162 4.699e-07 au
i 3.508047367050991 5.9394e-06 deg
node 85.83260904184696 0.00017072 deg
peri 296.0827152403244 0.00018205 deg
M 305.463602541389 5.0504e-05 deg
tp 2458800.871840629787
(2019-Nov-13.37184063)
0.00018636 TDB
period 1322.673773629211
3.62
1.1083e-05
3.034e-08
d
yr
n .2721759568969271 2.2807e-09 deg/d
Q 2.907509657253811 1.6242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      6595 days (18.06 yr)  
   first obs. used      2001-10-10  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60441  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:23:44  

Additional Information
 Earth MOID = .814582 au 
 Jupiter MOID = 2.55007 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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