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441617 (2008 UB316)
Classification: Main-belt Asteroid          SPK-ID: 2441617
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2394685527818349 5.9736e-08  
a 2.412450862191253 2.0434e-08 au
q 1.834744745565024 1.4954e-07 au
i 2.886713481564219 4.9968e-06 deg
node 63.36048495662583 0.00014637 deg
peri 320.9515024306406 0.0001489 deg
M 105.4318401096844 1.6535e-05 deg
tp 2458799.674422667111
(2019-Nov-12.17442267)
6.5063e-05 TDB
period 1368.630270416627
3.75
1.7389e-05
4.761e-08
d
yr
n .2630367074158106 3.342e-09 deg/d
Q 2.990156978817483 2.5327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      4055 days (11.10 yr)  
   first obs. used      2008-09-25  
   last obs. used      2019-11-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39685  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:41:22  

Additional Information
 Earth MOID = .838452 au 
 Jupiter MOID = 2.46571 au 
 T_jup = 3.477 
[ 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 18.1   n/a MPO503570  

441617 (2008 UB316)          Discovered 2008-Sep-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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