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JPL Small-Body Database Browser
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66481 (1999 RZ34)
Classification: Main-belt Asteroid          SPK-ID: 2066481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1330850356287958 5.6316e-08  
a 2.429915203961932 1.1928e-08 au
q 2.106529852467705 1.341e-07 au
i 22.64789381934806 5.2523e-06 deg
node 34.85224992578911 9.6459e-06 deg
peri 314.6062978075339 1.881e-05 deg
M 197.9958178570238 1.7001e-05 deg
tp 2459623.099589122444
(2022-Feb-12.59958912)
6.6605e-05 TDB
period 1383.518925988401
3.79
1.0187e-05
2.789e-08
d
yr
n .2602060537356307 1.9159e-09 deg/d
Q 2.753300555456158 1.3515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1566  
   data-arc span      9409 days (25.76 yr)  
   first obs. used      1994-05-02  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:57:49  

Additional Information
 Earth MOID = 1.14748 au 
 Jupiter MOID = 2.77948 au 
 T_jup = 3.391 
[ 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 13.7   n/a MPO333372  
diameter diameter 5.222 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.224   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

66481 (1999 RZ34)          Discovered 1999-Sep-11 by Korlevic, K. at Visnjan
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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