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(1998 UQ1)
Classification: Outer Main-belt Asteroid          SPK-ID: 3015830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5097238937186371 2.4953e-07  
a 3.229489278492178 2.3233e-07 au
q 1.583341428736553 8.0665e-07 au
i 64.01648437539114 7.9954e-05 deg
node 222.4209907104687 1.6809e-05 deg
peri 183.6677490808138 0.00022943 deg
M 268.9533602068012 0.00011467 deg
tp 2459536.618284058947
(2021-Nov-18.11828406)
0.00073197 TDB
period 2119.821035675809
5.80
0.00022876
6.263e-07
d
yr
n .1698256569499652 1.8326e-08 deg/d
Q 4.875637128247803 3.5076e-07 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6284 days (17.20 yr)  
   first obs. used      1998-10-19  
   last obs. used      2016-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63814  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-08 23:58:40  

Additional Information
 Earth MOID = .593247 au 
 Jupiter MOID = .553296 au 
 T_jup = 2.205 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO71974  
diameter diameter 1.907 km 0.460 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.124   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

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