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312780 (2010 VR34)
Classification: Main-belt Asteroid          SPK-ID: 2312780
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2543488899073398 1.4286e-07  
a 3.132831114093221 4.8356e-08 au
q 2.335998997956436 4.3327e-07 au
i 8.720137116417073 1.0448e-05 deg
node 311.0958387571142 7.1192e-05 deg
peri 48.30781571414438 7.3623e-05 deg
M 258.4175906178467 2.1061e-05 deg
tp 2459572.004837222349
(2021-Dec-23.50483722)
0.00012762 TDB
period 2025.367803849232
5.55
4.6893e-05
1.284e-07
d
yr
n .1777454935917399 4.1153e-09 deg/d
Q 3.929663230230007 6.0655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60475  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:12:11  

Additional Information
 Earth MOID = 1.3427 au 
 Jupiter MOID = 1.61526 au 
 T_jup = 3.144 
[ 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 16.1   n/a MPO437380  
diameter diameter 3.111 km 0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

312780 (2010 VR34)          Discovered 2007-Feb-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2010 VR34 = 1999 RF227 = 2010 KF31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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