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JPL Small-Body Database Browser
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74175 (1998 RX13)
Classification: Main-belt Asteroid          SPK-ID: 2074175
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1780202474757459 3.9073e-08  
a 2.55606187799613 1.3999e-08 au
q 2.101031109911939 1.0356e-07 au
i 12.46048283921238 4.3116e-06 deg
node 174.6112325999726 1.9288e-05 deg
peri 357.106141579342 2.305e-05 deg
M 202.4687348375821 1.3085e-05 deg
tp 2459253.660227692191
(2021-Feb-08.16022769)
5.4911e-05 TDB
period 1492.641360600749
4.09
1.2262e-05
3.357e-08
d
yr
n .2411831867335563 1.9813e-09 deg/d
Q 3.01109264608032 1.6491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      7760 days (21.25 yr)  
   first obs. used      1998-08-30  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58669  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:45:04  

Additional Information
 Earth MOID = 1.10713 au 
 Jupiter MOID = 1.95684 au 
 T_jup = 3.383 
[ 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 15.2   n/a MPO412633  
diameter diameter 3.326 km 0.610 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.133   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74175 (1998 RX13)          Discovered 1998-Sep-13 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RX13 = 2001 KG40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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