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108758 (2001 OB46)
Classification: Main-belt Asteroid          SPK-ID: 2108758
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1912327888322522 4.6602e-08  
a 2.370183700930685 1.1307e-08 au
q 1.916926861756961 1.1038e-07 au
i .9373960890479397 5.7818e-06 deg
node 346.1393225516402 0.00030154 deg
peri 346.3373921222669 0.00030189 deg
M 42.04890419351366 1.7187e-05 deg
tp 2458844.823299096442
(2019-Dec-27.32329910)
6.2988e-05 TDB
period 1332.819805894634
3.65
9.5371e-06
2.611e-08
d
yr
n .2701040293727896 1.9327e-09 deg/d
Q 2.823440540104408 1.3469e-08 au
  Orbit Determination Parameters
   # obs. used (total)      556  
   data-arc span      8862 days (24.26 yr)  
   first obs. used      1994-10-31  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54152  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:25:27  

Additional Information
 Earth MOID = .906524 au 
 Jupiter MOID = 2.53654 au 
 T_jup = 3.520 
[ 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 16.2   n/a MPO338034  
diameter diameter 2.894 km 0.830 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.084   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108758 (2001 OB46)          Discovered 2001-Jul-16 by LONEOS at Anderson Mesa
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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