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74185 (1998 RV39)
Classification: Main-belt Asteroid          SPK-ID: 2074185
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .146619766024753 5.8961e-08  
a 2.550920780022754 1.4844e-08 au
q 2.176905372108137 1.5443e-07 au
i 6.768760898897074 6.8021e-06 deg
node 138.5189888547172 3.5996e-05 deg
peri 210.0767565217654 4.0929e-05 deg
M 22.891679537421 2.2289e-05 deg
tp 2458505.872135119547
(2019-Jan-22.37213512)
9.1682e-05 TDB
period 1488.140321957387
4.07
1.2989e-05
3.556e-08
d
yr
n .2419126709277545 2.1115e-09 deg/d
Q 2.924936187937371 1.702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      518  
   data-arc span      8253 days (22.60 yr)  
   first obs. used      1995-11-20  
   last obs. used      2018-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53821  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 02:29:11  

Additional Information
 Earth MOID = 1.17193 au 
 Jupiter MOID = 2.48214 au 
 T_jup = 3.415 
[ 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 15.5   n/a MPO302456  
diameter diameter 2.137 km 0.432 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.293   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74185 (1998 RV39)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RV39 = 2000 CZ10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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