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117316 (2004 VM57)
Classification: Main-belt Asteroid          SPK-ID: 2117316
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01527931874500337 3.9824e-08  
a 2.809635774252264 2.1904e-08 au
q 2.766706453700099 1.1289e-07 au
i 3.936546044551977 4.6968e-06 deg
node 271.227208142565 7.3336e-05 deg
peri 171.0194941918197 0.00019314 deg
M 86.57834772879292 0.0001782 deg
tp 2458586.805015641746
(2019-Apr-13.30501564)
0.00085099 TDB
period 1720.1782925622
4.71
2.0116e-05
5.507e-08
d
yr
n .2092806318720493 2.4473e-09 deg/d
Q 2.852565094804428 2.2239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      659  
   data-arc span      7979 days (21.85 yr)  
   first obs. used      1998-06-18  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:11:35  

Additional Information
 Earth MOID = 1.78251 au 
 Jupiter MOID = 2.18355 au 
 T_jup = 3.318 
[ 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 15.3   n/a MPO422405  
diameter diameter 5.211 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117316 (2004 VM57)          Discovered 2004-Nov-05 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 VM57 = 2002 JC54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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