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12425 (1995 VG2)
Classification: Main-belt Asteroid          SPK-ID: 2012425
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1403889746701291 3.8572e-08  
a 2.315476398099618 8.9669e-09 au
q 1.990409040697529 9.0528e-08 au
i 7.876287907180622 5.1786e-06 deg
node 27.32034995017975 2.7382e-05 deg
peri 304.2150085889878 3.2539e-05 deg
M 53.33390755905992 1.8209e-05 deg
tp 2458809.839877483847
(2019-Nov-22.33987748)
6.4955e-05 TDB
period 1286.94197082425
3.52
7.4757e-06
2.047e-08
d
yr
n .2797328925168476 1.6249e-09 deg/d
Q 2.640543755501707 1.0226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2337  
   data-arc span      9026 days (24.71 yr)  
   first obs. used      1995-11-12  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40893  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:33:36  

Additional Information
 Earth MOID = .993177 au 
 Jupiter MOID = 2.72876 au 
 T_jup = 3.556 
[ 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 14.1   n/a MPO395122  
diameter diameter 4.730 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.198   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12425 (1995 VG2)          Discovered 1995-Nov-12 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 19991123/Numbers.arcLast Updated: 2004-04-19

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