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JPL Small-Body Database Browser
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109845 (2001 RZ127)
Classification: Main-belt Asteroid          SPK-ID: 2109845
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03983875166174056 3.7548e-08  
a 3.101801369395612 2.5958e-08 au
q 2.978229474936214 1.1907e-07 au
i 10.72866895551889 4.3e-06 deg
node 156.4590493009998 2.301e-05 deg
peri 47.16110472557153 6.076e-05 deg
M 230.5904766431732 5.5823e-05 deg
tp 2459317.770779603507
(2021-Apr-13.27077960)
0.0003103 TDB
period 1995.351454508241
5.46
2.5048e-05
6.858e-08
d
yr
n .180419343763539 2.2648e-09 deg/d
Q 3.225373263855011 2.6992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      767  
   data-arc span      6654 days (18.22 yr)  
   first obs. used      2001-08-24  
   last obs. used      2019-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56264  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:18:02  

Additional Information
 Earth MOID = 1.98925 au 
 Jupiter MOID = 1.75962 au 
 T_jup = 3.194 
[ 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 14.6   n/a MPO426696  
diameter diameter 4.302 km 0.931 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.166   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109845 (2001 RZ127)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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