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85698 (1998 RB69)
Classification: Main-belt Asteroid          SPK-ID: 2085698
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1386418729875983 3.6537e-08  
a 2.290421922596579 8.3362e-09 au
q 1.972873537315933 8.4186e-08 au
i 2.147630665045213 4.3281e-06 deg
node 4.648245365065343 0.00010544 deg
peri 17.43612196887215 0.00010653 deg
M 324.6302232239241 1.5244e-05 deg
tp 2458724.894587073131
(2019-Aug-29.39458707)
5.3804e-05 TDB
period 1266.11065797332
3.47
6.9122e-06
1.892e-08
d
yr
n .2843353365149431 1.5523e-09 deg/d
Q 2.607970307877225 9.4919e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1019  
   data-arc span      7717 days (21.13 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52101  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:13:31  

Additional Information
 Earth MOID = .975114 au 
 Jupiter MOID = 2.84471 au 
 T_jup = 3.585 
[ 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 15.5   n/a MPO348041  
diameter diameter 2.070 km 0.696 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.197   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85698 (1998 RB69)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 RB69 = 2000 DB110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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