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22013 (1999 XO89)
Classification: Main-belt Asteroid          SPK-ID: 2022013
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1185521720973297 1.341e-08  
a 2.787068973201144 1.1929e-08 au
q 2.456655892643074 3.8661e-08 au
i 8.151975776746717 5.9852e-07 deg
node 264.8525323045306 6.644e-06 deg
peri 8.954488993143768 1.2356e-05 deg
M 15.92897049765928 8.799e-06 deg
tp 2459125.302187205055
(2020-Oct-02.80218720)
4.1542e-05 TDB
period 1699.49543256159
4.65
1.0911e-05
2.987e-08
d
yr
n .2118275772341351 1.36e-09 deg/d
Q 3.117482053759214 1.3343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1971  
   data-arc span      9440 days (25.85 yr)  
   first obs. used      1994-11-27  
   last obs. used      2020-10-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47069  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:57:40  

Additional Information
 Earth MOID = 1.43892 au 
 Jupiter MOID = 1.98611 au 
 T_jup = 3.306 
[ 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 13.59   n/a E2021B10  
diameter diameter 5.766 km 0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.5 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2013) Minor Planet Bull. 40, 71-80.]
geometric albedo albedo 0.254   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22013 (1999 XO89)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XO89 = 1994 WM12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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