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109735 (2001 RZ61)
Classification: Main-belt Asteroid          SPK-ID: 2109735
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06093749313956284 4.1612e-08  
a 3.128752541703065 2.5696e-08 au
q 2.938094205157645 1.3416e-07 au
i 9.963629103564772 4.7276e-06 deg
node 132.241976017046 2.6734e-05 deg
peri 261.0343175441324 4.6628e-05 deg
M 29.94748593898507 3.8241e-05 deg
tp 2458432.343709272158
(2018-Nov-09.84370927)
0.00021466 TDB
period 2021.413910515205
5.53
2.4902e-05
6.818e-08
d
yr
n .1780931644564796 2.194e-09 deg/d
Q 3.319410878248485 2.7262e-08 au
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      6645 days (18.19 yr)  
   first obs. used      2001-08-25  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57503  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:17:24  

Additional Information
 Earth MOID = 1.96389 au 
 Jupiter MOID = 1.98392 au 
 T_jup = 3.188 
[ 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 14.5   n/a MPO338042  
diameter diameter 7.672 km 0.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109735 (2001 RZ61)          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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