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441839 (2009 VU28)
Classification: Outer Main-belt Asteroid          SPK-ID: 2441839
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1749576187148346 6.3015e-08  
a 3.986275363755197 7.3922e-08 au
q 3.288846118570977 2.5759e-07 au
i 2.979290800345153 7.354e-06 deg
node 228.827105719198 0.00014802 deg
peri 199.3762509423305 0.00015001 deg
M 115.6938153210765 2.374e-05 deg
tp 2458066.263108600375
(2017-Nov-08.76310860)
0.00018315 TDB
period 2907.029040147791
7.96
8.0862e-05
2.214e-07
d
yr
n .1238377721819036 3.4447e-09 deg/d
Q 4.683704608939417 8.6855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      6298 days (17.24 yr)  
   first obs. used      2003-01-28  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71187  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:53:21  

Additional Information
 Earth MOID = 2.30315 au 
 Jupiter MOID = .640231 au 
 T_jup = 3.027 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO437717  

441839 (2009 VU28)          Discovered 2009-Sep-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2009 VU28 = 2003 BT93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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