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JPL Small-Body Database Browser
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305561 (2008 VA23)
Classification: Main-belt Asteroid          SPK-ID: 2305561
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04715109256639557 7.8638e-08  
a 2.438230944589646 2.8365e-08 au
q 2.323265691623049 1.8373e-07 au
i 8.251772326170423 7.3353e-06 deg
node 90.80174399115077 5.9381e-05 deg
peri 49.76916081924238 0.00011021 deg
M 238.2748970088552 9.7678e-05 deg
tp 2459070.706182281787
(2020-Aug-09.20618228)
0.00038094 TDB
period 1390.627088923125
3.81
2.4267e-05
6.644e-08
d
yr
n .2588760156245605 4.5174e-09 deg/d
Q 2.553196197556242 2.9702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6434 days (17.62 yr)  
   first obs. used      2000-12-25  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54701  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:04:30  

Additional Information
 Earth MOID = 1.34695 au 
 Jupiter MOID = 2.47316 au 
 T_jup = 3.487 
[ 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 17.0   n/a MPO455250  

305561 (2008 VA23)          Discovered 2008-Nov-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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