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74703 (1999 RN148)
Classification: Main-belt Asteroid          SPK-ID: 2074703
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1851024882108091 4.3878e-08  
a 2.364703595460771 1.3037e-08 au
q 1.926991076059936 1.0631e-07 au
i 1.73475425424036 5.3472e-06 deg
node 277.43924855 0.00015666 deg
peri 61.60263506042619 0.00015733 deg
M 144.4129542181837 1.634e-05 deg
tp 2458067.696405632026
(2017-Nov-10.19640563)
5.8288e-05 TDB
period 1328.20005664228
3.64
1.0984e-05
3.007e-08
d
yr
n .2710435059836455 2.2415e-09 deg/d
Q 2.802416114861607 1.545e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      7094 days (19.42 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58892  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:28:57  

Additional Information
 Earth MOID = .917875 au 
 Jupiter MOID = 2.58166 au 
 T_jup = 3.525 
[ 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 16.3   n/a MPO351370  
diameter diameter 3.290 km 0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74703 (1999 RN148)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RN148 = 2002 JW134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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