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135787 (2002 RR85)
Classification: Main-belt Asteroid          SPK-ID: 2135787
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06375622776618832 4.5709e-08  
a 3.11077705710628 2.3839e-08 au
q 2.912445646523579 1.3947e-07 au
i 18.15375150911345 5.0244e-06 deg
node 178.2294057831759 1.3139e-05 deg
peri 234.0423848651205 4.0834e-05 deg
M 72.54293101236189 3.6401e-05 deg
tp 2458796.673926974274
(2019-Nov-09.17392697)
0.00020377 TDB
period 2004.018644690384
5.49
2.3036e-05
6.307e-08
d
yr
n .179639047248295 2.0649e-09 deg/d
Q 3.309108467688981 2.5358e-08 au
  Orbit Determination Parameters
   # obs. used (total)      698  
   data-arc span      10781 days (29.52 yr)  
   first obs. used      1991-10-02  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53451  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:53  

Additional Information
 Earth MOID = 1.94953 au 
 Jupiter MOID = 1.9753 au 
 T_jup = 3.139 
[ 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 14.91   n/a MPCxxxxx  
diameter diameter 5.508 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135787 (2002 RR85)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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