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JPL Small-Body Database Browser
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347527 (1999 UQ18)
Classification: Main-belt Asteroid          SPK-ID: 2347527
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .139884818787594 8.7175e-08  
a 2.603024865173153 3.3632e-08 au
q 2.238901203608805 2.1814e-07 au
i 4.526706067342251 1.0406e-05 deg
node 58.4385497341786 9.6089e-05 deg
peri 33.77526138745817 0.00010392 deg
M 267.7926819845219 3.7971e-05 deg
tp 2459393.397071039148
(2021-Jun-27.89707104)
0.00016414 TDB
period 1533.96659417369
4.20
2.9729e-05
8.139e-08
d
yr
n .2346856843997461 4.5484e-09 deg/d
Q 2.967148526737501 3.8337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      6748 days (18.48 yr)  
   first obs. used      1999-10-30  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54465  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:48:41  

Additional Information
 Earth MOID = 1.25715 au 
 Jupiter MOID = 2.21872 au 
 T_jup = 3.395 
[ 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 17.2   n/a MPO446560  

347527 (1999 UQ18)          Discovered 1999-Oct-30 by Spacewatch at Kitt Peak
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

Alternate Designations
 1999 UQ18 = 2006 KH134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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