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344913 (2004 RV239)
Classification: Outer Main-belt Asteroid          SPK-ID: 2344913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .185960731627971 8.7561e-08  
a 3.955172739229833 6.8445e-08 au
q 3.219665922927647 3.6246e-07 au
i 1.926150515591256 8.6836e-06 deg
node 332.927585631683 0.00022686 deg
peri 320.8158345254868 0.00022963 deg
M 45.81102602783292 2.5051e-05 deg
tp 2458634.893314662212
(2019-May-31.39331466)
0.00020055 TDB
period 2873.072666864912
7.87
7.4579e-05
2.042e-07
d
yr
n .1253013904423207 3.2525e-09 deg/d
Q 4.690679555532018 8.1173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      5465 days (14.96 yr)  
   first obs. used      2004-09-10  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .557  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:31:17  

Additional Information
 Earth MOID = 2.20392 au 
 Jupiter MOID = .538848 au 
 T_jup = 3.028 
[ 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 MPO494804  
diameter diameter 5.288 km 0.497 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.033   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

344913 (2004 RV239)          Discovered 2004-Sep-10 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2004 RV239 = 2010 NH73 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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