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26813 (1985 RN3)
Classification: Main-belt Asteroid          SPK-ID: 2026813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1588015057874858 4.2242e-08  
a 2.179752854107541 6.449e-09 au
q 1.833604818630693 9.2892e-08 au
i 4.627081965290043 4.5622e-06 deg
node 353.4971540808176 3.6953e-05 deg
peri 342.7158322187761 3.82e-05 deg
M 168.3151521410768 9.5032e-06 deg
tp 2458050.921135328991
(2017-Oct-24.42113533)
3.0365e-05 TDB
period 1175.463936340874
3.22
5.2165e-06
1.428e-08
d
yr
n .3062620543856508 1.3591e-09 deg/d
Q 2.525900889584388 7.4731e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1379  
   data-arc span      12316 days (33.72 yr)  
   first obs. used      1985-08-19  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53785  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:26:00  

Additional Information
 Earth MOID = .823912 au 
 Jupiter MOID = 2.83259 au 
 T_jup = 3.661 
[ 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 15.1   n/a MPO309362  
diameter diameter 2.608 km 0.370 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26813 (1985 RN3)          Discovered 1985-Sep-07 by Debehogne, H. at La Silla
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1985 RN3 = 1998 ST115 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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