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152784 (1999 RW232)
Classification: Main-belt Asteroid          SPK-ID: 2152784
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1183916789149535 5.1138e-08  
a 2.727989647836063 1.89e-08 au
q 2.405018373366139 1.4402e-07 au
i 7.606780780795148 6.3025e-06 deg
node 7.968790667067637 3.0646e-05 deg
peri 318.2449007004756 3.6428e-05 deg
M 265.4236864918333 2.0848e-05 deg
tp 2459632.856890386644
(2022-Feb-22.35689039)
9.6281e-05 TDB
period 1645.744846311351
4.51
1.7103e-05
4.683e-08
d
yr
n .2187459379300971 2.2732e-09 deg/d
Q 3.050960922305987 2.1137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55306  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:39  

Additional Information
 Earth MOID = 1.39838 au 
 Jupiter MOID = 2.30457 au 
 T_jup = 3.333 
[ 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 15.14   n/a E2021B55  
diameter diameter 6.323 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

152784 (1999 RW232)          Discovered 1999-Sep-08 by CSS at Catalina
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 1999 RW232 = 2002 CB219 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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