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135693 (2002 OB26)
Classification: Main-belt Asteroid          SPK-ID: 2135693
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2955219576909041 4.0188e-08  
a 2.593572374102126 1.4162e-08 au
q 1.82711478869442 1.0893e-07 au
i 2.055811588057467 6.8485e-06 deg
node 347.3787860688152 0.00011706 deg
peri 264.2871684307962 0.00011785 deg
M 182.8524611438236 1.6194e-05 deg
tp 2459951.221072294461
(2023-Jan-06.72107229)
7.3307e-05 TDB
period 1525.618632756879
4.18
1.2496e-05
3.421e-08
d
yr
n .2359698500466396 1.9328e-09 deg/d
Q 3.360029959509832 1.8348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      10175 days (27.86 yr)  
   first obs. used      1993-03-25  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54689  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:10  

Additional Information
 Earth MOID = .812702 au 
 Jupiter MOID = 1.70386 au 
 T_jup = 3.354 
[ 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 16.24   n/a MPCxxxxx  
diameter diameter 1.588 km 0.298 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.72 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.193   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135693 (2002 OB26)          Discovered 2002-Jul-23 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2002 OB26 = 1997 CM18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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